./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c 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_spec2_product11.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 460580ad6ad89b7c8323bbef624e175810b41813 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:52:32,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:52:32,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:52:32,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:52:32,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:52:32,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:52:32,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:52:32,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:52:32,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:52:32,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:52:32,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:52:32,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:52:32,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:52:32,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:52:32,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:52:32,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:52:32,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:52:32,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:52:32,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:52:32,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:52:32,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:52:32,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:52:32,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:52:32,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:52:32,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:52:32,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:52:32,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:52:32,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:52:32,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:52:32,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:52:32,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:52:32,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:52:32,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:52:32,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:52:32,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:52:32,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:52:32,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:52:32,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:52:32,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:52:32,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:52:32,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:52:32,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:52:33,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:52:33,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:52:33,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:52:33,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:52:33,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:52:33,020 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:52:33,020 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:52:33,021 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:52:33,021 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:52:33,021 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:52:33,021 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:52:33,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:52:33,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:52:33,022 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:52:33,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:52:33,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:52:33,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:52:33,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:52:33,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:52:33,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:52:33,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:52:33,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:52:33,025 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:52:33,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:52:33,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:52:33,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:52:33,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:52:33,026 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:52:33,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:52:33,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:52:33,027 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:52:33,027 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:52:33,028 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:52:33,029 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 -> 460580ad6ad89b7c8323bbef624e175810b41813 [2019-11-28 20:52:33,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:52:33,365 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:52:33,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:52:33,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:52:33,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:52:33,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product11.cil.c [2019-11-28 20:52:33,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/060443f39/522992754a9a469596d20b1937c3e9f9/FLAG4ea8b5d09 [2019-11-28 20:52:34,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:52:34,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product11.cil.c [2019-11-28 20:52:34,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/060443f39/522992754a9a469596d20b1937c3e9f9/FLAG4ea8b5d09 [2019-11-28 20:52:34,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/060443f39/522992754a9a469596d20b1937c3e9f9 [2019-11-28 20:52:34,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:52:34,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:52:34,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:52:34,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:52:34,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:52:34,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:52:34" (1/1) ... [2019-11-28 20:52:34,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad45a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:34, skipping insertion in model container [2019-11-28 20:52:34,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:52:34" (1/1) ... [2019-11-28 20:52:34,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:52:34,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:52:34,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:52:34,988 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:52:35,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:52:35,194 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:52:35,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35 WrapperNode [2019-11-28 20:52:35,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:52:35,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:52:35,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:52:35,196 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:52:35,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:52:35,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:52:35,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:52:35,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:52:35,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (1/1) ... [2019-11-28 20:52:35,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:52:35,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:52:35,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:52:35,711 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:52:35,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (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 20:52:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 20:52:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 20:52:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:52:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:52:40,680 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:52:40,681 INFO L287 CfgBuilder]: Removed 565 assume(true) statements. [2019-11-28 20:52:40,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:52:40 BoogieIcfgContainer [2019-11-28 20:52:40,684 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:52:40,685 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:52:40,685 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:52:40,689 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:52:40,690 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:52:40,690 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:52:34" (1/3) ... [2019-11-28 20:52:40,692 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f0f489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:52:40, skipping insertion in model container [2019-11-28 20:52:40,692 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:52:40,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:52:35" (2/3) ... [2019-11-28 20:52:40,693 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f0f489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:52:40, skipping insertion in model container [2019-11-28 20:52:40,693 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:52:40,693 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:52:40" (3/3) ... [2019-11-28 20:52:40,695 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product11.cil.c [2019-11-28 20:52:40,742 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:52:40,743 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:52:40,743 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:52:40,743 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:52:40,743 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:52:40,744 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:52:40,744 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:52:40,744 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:52:40,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2407 states. [2019-11-28 20:52:40,907 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1193 [2019-11-28 20:52:40,907 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:52:40,908 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:52:40,927 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] [2019-11-28 20:52:40,927 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 20:52:40,927 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:52:40,927 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2407 states. [2019-11-28 20:52:40,964 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1193 [2019-11-28 20:52:40,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:52:40,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:52:40,970 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] [2019-11-28 20:52:40,970 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 20:52:40,984 INFO L794 eck$LassoCheckResult]: Stem: 478#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string102.base, #t~string102.offset, 1);call write~init~int(95, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(93, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string104.base, #t~string104.offset, 1);call write~init~int(93, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(32, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(97, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(116, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(32, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string108.base, #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 2 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(10);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string112.base, #t~string112.offset, 1);call write~init~int(112, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 2 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string114.base, #t~string114.offset, 1);call write~init~int(111, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(119, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(110, #t~string114.base, 3 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 4 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(73, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(76, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(95, #t~string116.base, 3 + #t~string116.offset, 1);call write~init~int(112, #t~string116.base, 4 + #t~string116.offset, 1);call write~init~int(58, #t~string116.base, 5 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 6 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string124.base, #t~string124.offset, 1);call write~init~int(37, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(105, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(70, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(95, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(112, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(58, #t~string128.base, 4 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 5 + #t~string128.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(37, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(105, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 3 + #t~string131.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(37, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(105, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.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~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #t~string140.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(37, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 3 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string145.base, #t~string145.offset, 1);call write~init~int(0, #t~string145.base, 1 + #t~string145.offset, 1);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 1518#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; 2267#L3400true havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 1878#L3408true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 1427#L398true assume 0 != main_~tmp~8; 1818#L367true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 122#L2538true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~3;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~3; 1870#L457true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~3 := 4;getOrigin_#res := getOrigin_~retValue_acc~3; 1705#L482true 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; 666#L3058true assume 0 == initPersonOnFloor_~floor; 411#L3059true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1701#L3166-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 963#L2850true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1630#L2862-2true havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 2038#L2787true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 1679#L2814true isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 1737#L2419true stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 1714#L1803true assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 1007#L1134true stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 1447#L1807true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 1847#L1820true timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 548#L1956true assume !(0 != timeShift_~tmp___9~2); 338#L2047true assume !(1 == ~doorState~0); 530#L2047-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 2047#L2787-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 1685#L2814-3true isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 1742#L2419-1true stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 2044#L1686true assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 1008#L1134-1true stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 57#L1699true timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 1093#L2055true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 93#L1743true assume !(1 == ~currentHeading~0); 873#L1753true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 875#L1753-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1711#L1759-5true havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 1011#L1134-3true __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 1134#L2583true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1266#L2584true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1562#L1143true __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 853#L2588true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1458#L2643true cleanup_~i~0 := 0; 353#L197-2true [2019-11-28 20:52:40,995 INFO L796 eck$LassoCheckResult]: Loop: 353#L197-2true assume !false; 467#L198true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 231#L201true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~8;havoc isBlocked_~retValue_acc~8;isBlocked_~retValue_acc~8 := 0;isBlocked_#res := isBlocked_~retValue_acc~8; 2278#L980true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 1121#L205true assume 1 != cleanup_~tmp___0~0; 1117#L205-1true havoc isIdle_#res;havoc isIdle_#t~ret55, isIdle_~retValue_acc~15, isIdle_~tmp~14;havoc isIdle_~retValue_acc~15;havoc isIdle_~tmp~14;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_#t~ret54, anyStopRequested_~retValue_acc~14, anyStopRequested_~tmp~13, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~14;havoc anyStopRequested_~tmp~13;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 2196#L2787-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 1652#L2814-25true anyStopRequested_#t~ret50 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret50;havoc anyStopRequested_#t~ret50; 2269#L1242true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~14 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~14; 1125#L1306true isIdle_#t~ret55 := anyStopRequested_#res;isIdle_~tmp~14 := isIdle_#t~ret55;havoc isIdle_#t~ret55;isIdle_~retValue_acc~15 := (if 0 == isIdle_~tmp~14 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~15; 1571#L1319true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 1752#L217true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 2180#L2787-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 1647#L2814-30true isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 1753#L2419-3true stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 1716#L1803-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 1014#L1134-4true stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 1442#L1807-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 1845#L1820-1true timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 546#L1956-1true assume !(0 != timeShift_~tmp___9~2); 535#L2047-3true assume 1 == ~doorState~0;~doorState~0 := 0; 539#L2047-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 2157#L2787-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 1764#L2814-33true isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 1750#L2419-4true stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 2029#L1686-2true assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 999#L1134-5true stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 63#L1699-2true timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 1097#L2055-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 67#L1743-3true assume !(1 == ~currentHeading~0); 871#L1753-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 863#L1753-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1568#L1759-11true havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 1002#L1134-7true __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 1143#L2583-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1263#L2584-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1555#L1143-5true __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 854#L2588-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1462#L2643-1true cleanup_~i~0 := 1 + cleanup_~i~0; 353#L197-2true [2019-11-28 20:52:41,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:41,001 INFO L82 PathProgramCache]: Analyzing trace with hash -740156324, now seen corresponding path program 1 times [2019-11-28 20:52:41,010 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:41,011 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781297172] [2019-11-28 20:52:41,011 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:41,368 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 20:52:41,369 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781297172] [2019-11-28 20:52:41,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:52:41,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:52:41,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162672537] [2019-11-28 20:52:41,376 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 20:52:41,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:41,377 INFO L82 PathProgramCache]: Analyzing trace with hash -380015225, now seen corresponding path program 1 times [2019-11-28 20:52:41,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:41,377 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403916041] [2019-11-28 20:52:41,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:41,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:52:41,466 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403916041] [2019-11-28 20:52:41,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:52:41,467 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 20:52:41,467 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921296273] [2019-11-28 20:52:41,470 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 20:52:41,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:52:41,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 20:52:41,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-28 20:52:41,494 INFO L87 Difference]: Start difference. First operand 2407 states. Second operand 7 states. [2019-11-28 20:52:46,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:52:46,147 INFO L93 Difference]: Finished difference Result 18275 states and 34284 transitions. [2019-11-28 20:52:46,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-28 20:52:46,149 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18275 states and 34284 transitions. [2019-11-28 20:52:46,343 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8764 [2019-11-28 20:52:46,498 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18275 states to 18135 states and 34128 transitions. [2019-11-28 20:52:46,500 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18135 [2019-11-28 20:52:46,526 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18135 [2019-11-28 20:52:46,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18135 states and 34128 transitions. [2019-11-28 20:52:46,566 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:52:46,567 INFO L688 BuchiCegarLoop]: Abstraction has 18135 states and 34128 transitions. [2019-11-28 20:52:46,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18135 states and 34128 transitions. [2019-11-28 20:52:46,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18135 to 6877. [2019-11-28 20:52:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6877 states. [2019-11-28 20:52:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 12959 transitions. [2019-11-28 20:52:46,820 INFO L711 BuchiCegarLoop]: Abstraction has 6877 states and 12959 transitions. [2019-11-28 20:52:46,820 INFO L591 BuchiCegarLoop]: Abstraction has 6877 states and 12959 transitions. [2019-11-28 20:52:46,820 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:52:46,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6877 states and 12959 transitions. [2019-11-28 20:52:46,849 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3491 [2019-11-28 20:52:46,849 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:52:46,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:52:46,853 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] [2019-11-28 20:52:46,853 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 20:52:46,853 INFO L794 eck$LassoCheckResult]: Stem: 21641#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string102.base, #t~string102.offset, 1);call write~init~int(95, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(93, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string104.base, #t~string104.offset, 1);call write~init~int(93, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(32, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(97, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(116, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(32, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string108.base, #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 2 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(10);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string112.base, #t~string112.offset, 1);call write~init~int(112, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 2 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string114.base, #t~string114.offset, 1);call write~init~int(111, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(119, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(110, #t~string114.base, 3 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 4 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(73, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(76, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(95, #t~string116.base, 3 + #t~string116.offset, 1);call write~init~int(112, #t~string116.base, 4 + #t~string116.offset, 1);call write~init~int(58, #t~string116.base, 5 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 6 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string124.base, #t~string124.offset, 1);call write~init~int(37, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(105, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(70, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(95, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(112, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(58, #t~string128.base, 4 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 5 + #t~string128.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(37, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(105, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 3 + #t~string131.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(37, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(105, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.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~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #t~string140.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(37, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 3 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string145.base, #t~string145.offset, 1);call write~init~int(0, #t~string145.base, 1 + #t~string145.offset, 1);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 21642#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; 22686#L3400 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 22935#L3408 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 22574#L398 assume 0 != main_~tmp~8; 22575#L367 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 21059#L2538 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~3;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~3; 21060#L457 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~3 := 4;getOrigin_#res := getOrigin_~retValue_acc~3; 21325#L482 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; 21852#L3058 assume 0 == initPersonOnFloor_~floor; 21569#L3059 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 20766#L3166-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 22205#L2850 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 21876#L2862-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 22765#L2787 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 23056#L2814 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 23349#L2419 stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 23344#L1803 assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 23339#L1134 stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 23331#L1807 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 23332#L1820 timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 26136#L1956 assume !(0 != timeShift_~tmp___9~2); 26137#L2047 assume !(1 == ~doorState~0); 27430#L2047-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 27429#L2787-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 27428#L2814-3 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 27427#L2419-1 stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 27425#L1686 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 27426#L1134-1 stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 27434#L1699 timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 27432#L2055 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 27431#L1743 assume !(1 == ~currentHeading~0); 22123#L1753 assume !(0 == ~currentFloorID~0); 22124#L1753-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 22119#L1759-5 havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 25449#L1134-3 __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 25445#L2583 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 25444#L2584 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 25442#L1143 __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 25423#L2588 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 25419#L2643 cleanup_~i~0 := 0; 25418#L197-2 [2019-11-28 20:52:46,854 INFO L796 eck$LassoCheckResult]: Loop: 25418#L197-2 assume !false; 25417#L198 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 25416#L201 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~8;havoc isBlocked_~retValue_acc~8;isBlocked_~retValue_acc~8 := 0;isBlocked_#res := isBlocked_~retValue_acc~8; 25415#L980 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 25414#L205 assume 1 != cleanup_~tmp___0~0; 25413#L205-1 havoc isIdle_#res;havoc isIdle_#t~ret55, isIdle_~retValue_acc~15, isIdle_~tmp~14;havoc isIdle_~retValue_acc~15;havoc isIdle_~tmp~14;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_#t~ret54, anyStopRequested_~retValue_acc~14, anyStopRequested_~tmp~13, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~14;havoc anyStopRequested_~tmp~13;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 25412#L2787-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 25410#L2814-25 anyStopRequested_#t~ret50 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret50;havoc anyStopRequested_#t~ret50; 23187#L1242 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~14 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~14; 21443#L1306 isIdle_#t~ret55 := anyStopRequested_#res;isIdle_~tmp~14 := isIdle_#t~ret55;havoc isIdle_#t~ret55;isIdle_~retValue_acc~15 := (if 0 == isIdle_~tmp~14 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~15; 22336#L1319 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 22721#L217 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 22821#L2787-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 23250#L2814-30 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 23371#L2419-3 stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 23345#L1803-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 23340#L1134-4 stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 23333#L1807-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 22599#L1820-1 timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 27235#L1956-1 assume !(0 != timeShift_~tmp___9~2); 27236#L2047-3 assume 1 == ~doorState~0;~doorState~0 := 0; 27565#L2047-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 27564#L2787-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 27563#L2814-33 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 27562#L2419-4 stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 27560#L1686-2 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 22253#L1134-5 stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 20897#L1699-2 timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 20898#L2055-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 27557#L1743-3 assume !(1 == ~currentHeading~0); 22120#L1753-9 assume !(0 == ~currentFloorID~0); 22113#L1753-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 22110#L1759-11 havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 25470#L1134-7 __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 25464#L2583-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 25462#L2584-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 25453#L1143-5 __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 25430#L2588-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 25420#L2643-1 cleanup_~i~0 := 1 + cleanup_~i~0; 25418#L197-2 [2019-11-28 20:52:46,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:46,855 INFO L82 PathProgramCache]: Analyzing trace with hash -60097954, now seen corresponding path program 1 times [2019-11-28 20:52:46,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:46,855 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482467311] [2019-11-28 20:52:46,856 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:46,941 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 20:52:46,942 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482467311] [2019-11-28 20:52:46,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:52:46,942 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:52:46,943 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423970682] [2019-11-28 20:52:46,944 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 20:52:46,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:46,945 INFO L82 PathProgramCache]: Analyzing trace with hash 300043145, now seen corresponding path program 1 times [2019-11-28 20:52:46,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:46,946 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824346435] [2019-11-28 20:52:46,947 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:47,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:52:47,012 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824346435] [2019-11-28 20:52:47,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:52:47,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 20:52:47,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985600141] [2019-11-28 20:52:47,014 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 20:52:47,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:52:47,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 20:52:47,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 20:52:47,019 INFO L87 Difference]: Start difference. First operand 6877 states and 12959 transitions. cyclomatic complexity: 6084 Second operand 5 states. [2019-11-28 20:52:47,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:52:47,761 INFO L93 Difference]: Finished difference Result 21070 states and 39421 transitions. [2019-11-28 20:52:47,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 20:52:47,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21070 states and 39421 transitions. [2019-11-28 20:52:47,909 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16716 [2019-11-28 20:52:48,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21070 states to 21070 states and 39421 transitions. [2019-11-28 20:52:48,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21070 [2019-11-28 20:52:48,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21070 [2019-11-28 20:52:48,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21070 states and 39421 transitions. [2019-11-28 20:52:48,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:52:48,106 INFO L688 BuchiCegarLoop]: Abstraction has 21070 states and 39421 transitions. [2019-11-28 20:52:48,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21070 states and 39421 transitions. [2019-11-28 20:52:48,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21070 to 8790. [2019-11-28 20:52:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8790 states. [2019-11-28 20:52:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8790 states to 8790 states and 16426 transitions. [2019-11-28 20:52:48,359 INFO L711 BuchiCegarLoop]: Abstraction has 8790 states and 16426 transitions. [2019-11-28 20:52:48,360 INFO L591 BuchiCegarLoop]: Abstraction has 8790 states and 16426 transitions. [2019-11-28 20:52:48,360 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 20:52:48,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8790 states and 16426 transitions. [2019-11-28 20:52:48,394 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4535 [2019-11-28 20:52:48,395 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:52:48,395 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:52:48,398 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] [2019-11-28 20:52:48,398 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 20:52:48,399 INFO L794 eck$LassoCheckResult]: Stem: 49622#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string102.base, #t~string102.offset, 1);call write~init~int(95, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(93, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string104.base, #t~string104.offset, 1);call write~init~int(93, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(32, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string106.base, #t~string106.offset, 1);call write~init~int(97, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(116, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(32, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string108.base, #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 2 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(10);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string112.base, #t~string112.offset, 1);call write~init~int(112, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 2 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string114.base, #t~string114.offset, 1);call write~init~int(111, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(119, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(110, #t~string114.base, 3 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 4 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(73, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(76, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(95, #t~string116.base, 3 + #t~string116.offset, 1);call write~init~int(112, #t~string116.base, 4 + #t~string116.offset, 1);call write~init~int(58, #t~string116.base, 5 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 6 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(37, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(105, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 3 + #t~string120.offset, 1);call #t~string122.base, #t~string122.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string122.base, #t~string122.offset, 1);call write~init~int(37, #t~string122.base, 1 + #t~string122.offset, 1);call write~init~int(105, #t~string122.base, 2 + #t~string122.offset, 1);call write~init~int(0, #t~string122.base, 3 + #t~string122.offset, 1);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string124.base, #t~string124.offset, 1);call write~init~int(37, #t~string124.base, 1 + #t~string124.offset, 1);call write~init~int(105, #t~string124.base, 2 + #t~string124.offset, 1);call write~init~int(0, #t~string124.base, 3 + #t~string124.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string128.base, #t~string128.offset, 1);call write~init~int(70, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(95, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(112, #t~string128.base, 3 + #t~string128.offset, 1);call write~init~int(58, #t~string128.base, 4 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 5 + #t~string128.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(37, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(105, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 3 + #t~string131.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(37, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(105, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 3 + #t~string134.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~string140.base, #t~string140.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(37, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(105, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 3 + #t~string140.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(37, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(105, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 3 + #t~string143.offset, 1);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string145.base, #t~string145.offset, 1);call write~init~int(0, #t~string145.base, 1 + #t~string145.offset, 1);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0; 49623#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; 50766#L3400 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 51067#L3408 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 50641#L398 assume 0 != main_~tmp~8; 50642#L367 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 49024#L2538 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~3;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~3; 49025#L457 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~3 := 4;getOrigin_#res := getOrigin_~retValue_acc~3; 49296#L482 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; 49836#L3058 assume 0 == initPersonOnFloor_~floor; 49542#L3059 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 48735#L3166-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 50219#L2850 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 49862#L2862-2 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 50859#L2787 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 50902#L2814 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 50903#L2419 stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 50919#L1803 assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 50275#L1134 stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 50276#L1807 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 50673#L1820 timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 49700#L1956 assume !(0 != timeShift_~tmp___9~2); 49701#L2047 assume !(1 == ~doorState~0); 51658#L2047-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 54315#L2787-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 54314#L2814-3 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 54313#L2419-1 stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 54312#L1686 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 54277#L1134-1 stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 54276#L1699 timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 51545#L2055 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 48949#L1743 assume !(1 == ~currentHeading~0); 48951#L1753 assume !(0 == ~currentFloorID~0); 50138#L1753-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 50128#L1759-5 havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 50281#L1134-3 __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 50282#L2583 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 50404#L2584 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 50405#L1143 __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 54256#L2588 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 54257#L2643 cleanup_~i~0 := 0; 55383#L197-2 [2019-11-28 20:52:48,399 INFO L796 eck$LassoCheckResult]: Loop: 55383#L197-2 assume !false; 55382#L198 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 55381#L201 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~8;havoc isBlocked_~retValue_acc~8;isBlocked_~retValue_acc~8 := 0;isBlocked_#res := isBlocked_~retValue_acc~8; 55375#L980 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 55374#L205 assume 1 != cleanup_~tmp___0~0; 55369#L205-1 havoc isIdle_#res;havoc isIdle_#t~ret55, isIdle_~retValue_acc~15, isIdle_~tmp~14;havoc isIdle_~retValue_acc~15;havoc isIdle_~tmp~14;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_#t~ret54, anyStopRequested_~retValue_acc~14, anyStopRequested_~tmp~13, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~14;havoc anyStopRequested_~tmp~13;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 55367#L2787-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 55353#L2814-25 anyStopRequested_#t~ret50 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret50;havoc anyStopRequested_#t~ret50; 55354#L1242 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~14 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~14; 55332#L1306 isIdle_#t~ret55 := anyStopRequested_#res;isIdle_~tmp~14 := isIdle_#t~ret55;havoc isIdle_#t~ret55;isIdle_~retValue_acc~15 := (if 0 == isIdle_~tmp~14 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~15; 55333#L1319 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 55328#L217 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_#t~ret99, timeShift_~tmp~21, timeShift_~tmp___0~8, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~21;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_#t~ret76, stopRequestedAtCurrentFloor_~retValue_acc~20, stopRequestedAtCurrentFloor_~tmp~19, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~20;havoc stopRequestedAtCurrentFloor_~tmp~19;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 55329#L2787-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 53652#L2814-30 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 55326#L2419-3 stopRequestedAtCurrentFloor_#t~ret73 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~19 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 56958#L1803-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~19;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 56959#L1134-4 stopRequestedAtCurrentFloor_#t~ret74 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret74;havoc stopRequestedAtCurrentFloor_#t~ret74; 56972#L1807-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~20 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~20; 50667#L1820-1 timeShift_#t~ret89 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret89;havoc timeShift_#t~ret89; 57145#L1956-1 assume !(0 != timeShift_~tmp___9~2); 57144#L2047-3 assume !(1 == ~doorState~0); 57143#L2047-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_#t~ret69, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~17, stopRequestedInDirection_~tmp~16, stopRequestedInDirection_~tmp___0~4, 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~17;havoc stopRequestedInDirection_~tmp~16;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret147, isExecutiveFloorCalling_~retValue_acc~23;havoc isExecutiveFloorCalling_~retValue_acc~23;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~25;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~25; 57142#L2787-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~25 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~25; 57055#L2814-33 isExecutiveFloorCalling_#t~ret147 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~23 := isExecutiveFloorCalling_#t~ret147;havoc isExecutiveFloorCalling_#t~ret147;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~23; 57050#L2419-4 stopRequestedInDirection_#t~ret67 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67; 57005#L1686-2 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 57004#L1134-5 stopRequestedInDirection_#t~ret68 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~16 := stopRequestedInDirection_#t~ret68;havoc stopRequestedInDirection_#t~ret68;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~16 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~17 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~17; 57003#L1699-2 timeShift_#t~ret96 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret96;havoc timeShift_#t~ret96; 57002#L2055-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret70, continueInDirection_~dir, continueInDirection_~tmp~17;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~17;~currentHeading~0 := continueInDirection_~dir; 48874#L1743-3 assume !(1 == ~currentHeading~0); 48875#L1753-9 assume !(0 == ~currentFloorID~0); 50120#L1753-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 50117#L1759-11 havoc __utac_acc__Specification2_spec__3_#t~ret154, __utac_acc__Specification2_spec__3_#t~ret155, __utac_acc__Specification2_spec__3_#t~ret156, __utac_acc__Specification2_spec__3_#t~ret157, __utac_acc__Specification2_spec__3_#t~ret158, __utac_acc__Specification2_spec__3_#t~ret159, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~25, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~25;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 50811#L1134-7 __utac_acc__Specification2_spec__3_#t~ret154 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~25 := __utac_acc__Specification2_spec__3_#t~ret154;havoc __utac_acc__Specification2_spec__3_#t~ret154;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~25; 50371#L2583-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 50372#L2584-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 50795#L1143-5 __utac_acc__Specification2_spec__3_#t~ret155 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret155;havoc __utac_acc__Specification2_spec__3_#t~ret155; 50796#L2588-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 55384#L2643-1 cleanup_~i~0 := 1 + cleanup_~i~0; 55383#L197-2 [2019-11-28 20:52:48,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:48,400 INFO L82 PathProgramCache]: Analyzing trace with hash -60097954, now seen corresponding path program 2 times [2019-11-28 20:52:48,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:48,401 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254770157] [2019-11-28 20:52:48,401 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:48,478 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 20:52:48,478 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254770157] [2019-11-28 20:52:48,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:52:48,479 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 20:52:48,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140470313] [2019-11-28 20:52:48,479 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-28 20:52:48,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:48,480 INFO L82 PathProgramCache]: Analyzing trace with hash -1388900597, now seen corresponding path program 1 times [2019-11-28 20:52:48,480 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:52:48,480 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099441121] [2019-11-28 20:52:48,480 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:52:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:52:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:52:48,590 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:52:49,250 WARN L192 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2019-11-28 20:52:50,057 WARN L192 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2019-11-28 20:52:50,068 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:52:50,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:52:50,069 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:52:50,069 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:52:50,069 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:52:50,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:50,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:52:50,070 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:52:50,070 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product11.cil.c_Iteration3_Loop [2019-11-28 20:52:50,070 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:52:50,070 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:52:50,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,115 INFO 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 20:52:50,122 INFO 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 20:52:50,124 INFO 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 20:52:50,126 INFO 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 20:52:50,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,130 INFO 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 20:52:50,132 INFO 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 20:52:50,141 INFO 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 20:52:50,143 INFO 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 20:52:50,145 INFO 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 20:52:50,148 INFO 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 20:52:50,165 INFO 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 20:52:50,167 INFO 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 20:52:50,169 INFO 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 20:52:50,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,173 INFO 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 20:52:50,176 INFO 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 20:52:50,178 INFO 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 20:52:50,183 INFO 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 20:52:50,186 INFO 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 20:52:50,188 INFO 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 20:52:50,190 INFO 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 20:52:50,197 INFO 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 20:52:50,200 INFO 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 20:52:50,202 INFO 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 20:52:50,205 INFO 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 20:52:50,207 INFO 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 20:52:50,208 INFO 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 20:52:50,211 INFO 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 20:52:50,213 INFO 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 20:52:50,216 INFO 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 20:52:50,219 INFO 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 20:52:50,220 INFO 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 20:52:50,227 INFO 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 20:52:50,229 INFO 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 20:52:50,231 INFO 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 20:52:50,234 INFO 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 20:52:50,237 INFO 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 20:52:50,240 INFO 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 20:52:50,242 INFO 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 20:52:50,244 INFO 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 20:52:50,246 INFO 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 20:52:50,249 INFO 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 20:52:50,259 INFO 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 20:52:50,261 INFO 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 20:52:50,264 INFO 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 20:52:50,266 INFO 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 20:52:50,268 INFO 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 20:52:50,269 INFO 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 20:52:50,271 INFO 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 20:52:50,277 INFO 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 20:52:50,280 INFO 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 20:52:50,283 INFO 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 20:52:50,285 INFO 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 20:52:50,308 INFO 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 20:52:50,310 INFO 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 20:52:50,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,328 INFO 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 20:52:50,341 INFO 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 20:52:50,343 INFO 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 20:52:50,345 INFO 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 20:52:50,347 INFO 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 20:52:50,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,355 INFO 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 20:52:50,357 INFO 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 20:52:50,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:50,375 INFO 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 20:52:50,777 WARN L192 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-11-28 20:52:51,338 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:52:51,339 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 20:52:51,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,347 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 20:52:51,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,356 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 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 20:52:51,376 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:52:51,390 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,390 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Honda state: {ULTIMATE.start_timeShift_~tmp___9~2=0, ULTIMATE.start_stopRequestedAtCurrentFloor_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /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) [2019-11-28 20:52:51,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,437 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:51,447 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,447 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret55=0} Honda state: {ULTIMATE.start_isIdle_#t~ret55=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 20:52:51,507 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,507 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 20:52:51,519 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,519 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret70=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret70=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) [2019-11-28 20:52:51,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,568 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:51,578 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,578 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret68=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret68=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) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:51,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:52:51,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_~tmp~17=0} Honda state: {ULTIMATE.start_continueInDirection_~tmp~17=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 20:52:51,616 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:52:51,622 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:52:51,623 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret147=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret147=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 20:52:51,641 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:52:51,641 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /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 20:52:51,658 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:52:51,659 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 20:52:52,220 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 20:52:52,223 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:52:52,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:52:52,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:52:52,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:52:52,223 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:52:52,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:52,223 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:52:52,223 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:52:52,223 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product11.cil.c_Iteration3_Loop [2019-11-28 20:52:52,223 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:52:52,224 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:52:52,231 INFO 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 20:52:52,239 INFO 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 20:52:52,241 INFO 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 20:52:52,243 INFO 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 20:52:52,244 INFO 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 20:52:52,251 INFO 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 20:52:52,257 INFO 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 20:52:52,259 INFO 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 20:52:52,267 INFO 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 20:52:52,269 INFO 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 20:52:52,271 INFO 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 20:52:52,272 INFO 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 20:52:52,274 INFO 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 20:52:52,276 INFO 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 20:52:52,277 INFO 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 20:52:52,282 INFO 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 20:52:52,284 INFO 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 20:52:52,301 INFO 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 20:52:52,307 INFO 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 20:52:52,308 INFO 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 20:52:52,310 INFO 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 20:52:52,311 INFO 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 20:52:52,313 INFO 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 20:52:52,315 INFO 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 20:52:52,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,324 INFO 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 20:52:52,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,340 INFO 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 20:52:52,342 INFO 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 20:52:52,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,350 INFO 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 20:52:52,365 INFO 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 20:52:52,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,374 INFO 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 20:52:52,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,388 INFO 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 20:52:52,390 INFO 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 20:52:52,391 INFO 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 20:52:52,393 INFO 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 20:52:52,395 INFO 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 20:52:52,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,400 INFO 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 20:52:52,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,420 INFO 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 20:52:52,422 INFO 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 20:52:52,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,440 INFO 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 20:52:52,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:52:52,488 INFO 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 20:52:53,215 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:52:53,221 INFO L489 LassoAnalysis]: Using template 'affine'. 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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,226 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 20:52:53,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,232 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,251 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,264 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 20:52:53,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,268 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 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 20:52:53,274 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 20:52:53,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,283 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 20:52:53,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:52:53,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,293 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 20:52:53,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:52:53,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,307 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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,314 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 20:52:53,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,318 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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,324 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 20:52:53,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,328 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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:52:53,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:52:53,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:52:53,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:52:53,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:52:53,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:52:53,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:52:53,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:52:53,347 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:52:53,369 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-28 20:52:53,369 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:52:53,385 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:52:53,385 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 20:52:53,385 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:52:53,386 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 [] [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Exception during sending of exit command (exit): Broken pipe Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:52:53,390 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-28 20:52:53,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:52:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:53,580 INFO L264 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:52:53,585 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:52:53,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:52:53,638 INFO L264 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:52:53,642 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:52:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:52:53,690 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 20:52:53,691 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8790 states and 16426 transitions. cyclomatic complexity: 7638 Second operand 5 states. [2019-11-28 20:52:54,195 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8790 states and 16426 transitions. cyclomatic complexity: 7638. Second operand 5 states. Result 13325 states and 24875 transitions. Complement of second has 8 states. [2019-11-28 20:52:54,196 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 20:52:54,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-28 20:52:54,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4526 transitions. [2019-11-28 20:52:54,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4526 transitions. Stem has 41 letters. Loop has 39 letters. [2019-11-28 20:52:54,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:52:54,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4526 transitions. Stem has 80 letters. Loop has 39 letters. [2019-11-28 20:52:54,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:52:54,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4526 transitions. Stem has 41 letters. Loop has 78 letters. [2019-11-28 20:52:54,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:52:54,227 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13325 states and 24875 transitions. [2019-11-28 20:52:54,304 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:52:54,304 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13325 states to 0 states and 0 transitions. [2019-11-28 20:52:54,304 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 20:52:54,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 20:52:54,304 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 20:52:54,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:52:54,305 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:52:54,305 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:52:54,305 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:52:54,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 20:52:54,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 20:52:54,306 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-28 20:52:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:52:54,306 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-28 20:52:54,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 20:52:54,306 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-28 20:52:54,306 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:52:54,308 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 20:52:54,309 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 20:52:54,309 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 20:52:54,309 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 20:52:54,309 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:52:54,309 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:52:54,309 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:52:54,309 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:52:54,309 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-28 20:52:54,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 20:52:54,310 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:52:54,310 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 20:52:54,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:52:54 BoogieIcfgContainer [2019-11-28 20:52:54,317 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:52:54,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:52:54,318 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:52:54,319 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:52:54,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:52:40" (3/4) ... [2019-11-28 20:52:54,323 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:52:54,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:52:54,330 INFO L168 Benchmark]: Toolchain (without parser) took 20060.98 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 907.5 MB). Free memory was 952.3 MB in the beginning and 1.7 GB in the end (delta: -758.7 MB). Peak memory consumption was 148.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,331 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:52:54,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -108.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,333 INFO L168 Benchmark]: Boogie Preprocessor took 242.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,336 INFO L168 Benchmark]: RCFGBuilder took 4973.65 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -244.7 MB). Peak memory consumption was 395.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,337 INFO L168 Benchmark]: BuchiAutomizer took 13632.42 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 599.3 MB). Free memory was 1.3 GB in the beginning and 1.7 GB in the end (delta: -452.8 MB). Peak memory consumption was 146.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:52:54,338 INFO L168 Benchmark]: Witness Printer took 4.56 ms. Allocated memory is still 1.9 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:52:54,351 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 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 930.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -108.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 271.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 242.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4973.65 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.3 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -244.7 MB). Peak memory consumption was 395.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 13632.42 ms. Allocated memory was 1.3 GB in the beginning and 1.9 GB in the end (delta: 599.3 MB). Free memory was 1.3 GB in the beginning and 1.7 GB in the end (delta: -452.8 MB). Peak memory consumption was 146.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.56 ms. Allocated memory is still 1.9 GB. Free memory is still 1.7 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.5s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.6s. Construction of modules took 3.4s. Büchi inclusion checks took 2.8s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.4s AutomataMinimizationTime, 2 MinimizatonAttempts, 23538 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.7s Buchi closure took 0.0s. Biggest automaton had 8790 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17928 SDtfs, 77627 SDslu, 53224 SDs, 0 SdLazy, 2577 SolverSat, 699 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 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: 29ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 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...