./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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_product27.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:04:33,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:04:33,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:04:33,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:04:33,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:04:33,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:04:33,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:04:33,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:04:33,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:04:33,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:04:33,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:04:33,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:04:33,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:04:33,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:04:33,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:04:33,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:04:33,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:04:33,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:04:33,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:04:33,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:04:33,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:04:33,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:04:33,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:04:33,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:04:33,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:04:33,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:04:33,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:04:33,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:04:33,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:04:33,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:04:33,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:04:34,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:04:34,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:04:34,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:04:34,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:04:34,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:04:34,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:04:34,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:04:34,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:04:34,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:04:34,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:04:34,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:04:34,043 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:04:34,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:04:34,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:04:34,044 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:04:34,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:04:34,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:04:34,045 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:04:34,045 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:04:34,045 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:04:34,045 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:04:34,046 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:04:34,046 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:04:34,046 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:04:34,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:04:34,046 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:04:34,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:04:34,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:04:34,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:04:34,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:04:34,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:04:34,050 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:04:34,050 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7abfb9176afcd07735578408e79f372120c27df81ffb5983e2784997c7f45a43 [2022-02-21 04:04:34,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:04:34,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:04:34,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:04:34,272 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:04:34,272 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:04:34,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2022-02-21 04:04:34,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfb233a2/e67c65e95ca04ec9a426a5a56d5e6209/FLAG4e8d6ef12 [2022-02-21 04:04:34,738 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:04:34,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2022-02-21 04:04:34,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfb233a2/e67c65e95ca04ec9a426a5a56d5e6209/FLAG4e8d6ef12 [2022-02-21 04:04:35,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bfb233a2/e67c65e95ca04ec9a426a5a56d5e6209 [2022-02-21 04:04:35,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:04:35,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:04:35,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:35,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:04:35,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:04:35,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3889b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35, skipping insertion in model container [2022-02-21 04:04:35,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:04:35,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:04:35,409 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c[16494,16507] [2022-02-21 04:04:35,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:35,646 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:04:35,684 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c[16494,16507] [2022-02-21 04:04:35,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:04:35,752 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:04:35,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35 WrapperNode [2022-02-21 04:04:35,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:04:35,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:35,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:04:35,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:04:35,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,951 INFO L137 Inliner]: procedures = 95, calls = 342, calls flagged for inlining = 195, calls inlined = 330, statements flattened = 9572 [2022-02-21 04:04:35,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:04:35,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:04:35,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:04:35,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:04:35,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:35,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:36,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:36,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:36,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:36,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:04:36,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:04:36,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:04:36,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:04:36,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (1/1) ... [2022-02-21 04:04:36,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:04:36,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:04:36,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 04:04:36,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-02-21 04:04:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:04:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:04:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:04:36,295 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:04:36,297 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:04:39,465 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:04:39,488 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:04:39,488 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 04:04:39,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:39 BoogieIcfgContainer [2022-02-21 04:04:39,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:04:39,492 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:04:39,492 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:04:39,495 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:04:39,495 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:39,496 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:04:35" (1/3) ... [2022-02-21 04:04:39,496 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22fae8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:39, skipping insertion in model container [2022-02-21 04:04:39,497 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:39,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:04:35" (2/3) ... [2022-02-21 04:04:39,497 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22fae8bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:04:39, skipping insertion in model container [2022-02-21 04:04:39,497 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:04:39,497 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:04:39" (3/3) ... [2022-02-21 04:04:39,498 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product27.cil.c [2022-02-21 04:04:39,531 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:04:39,531 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:04:39,531 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:04:39,531 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:04:39,532 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:04:39,532 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:04:39,532 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:04:39,532 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:04:39,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2671 states, 2670 states have (on average 1.8569288389513108) internal successors, (4958), 2670 states have internal predecessors, (4958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:40,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1319 [2022-02-21 04:04:40,037 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:40,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:40,046 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:40,047 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:40,047 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:04:40,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2671 states, 2670 states have (on average 1.8569288389513108) internal successors, (4958), 2670 states have internal predecessors, (4958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:04:40,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1319 [2022-02-21 04:04:40,351 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:04:40,351 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:04:40,353 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:40,353 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-21 04:04:40,358 INFO L791 eck$LassoCheckResult]: Stem: 652#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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; 2540#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~21#1, main_~tmp~27#1;havoc main_~retValue_acc~21#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 2593#L3434true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1924#L3427true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; 1534#L3442true main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret132#1;havoc main_#t~ret132#1; 2401#L2619true assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 2075#L2591true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~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; 946#L435true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~26#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~26#1; 2106#L3337true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~26#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~26#1; 1936#L3362true bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret125#1;havoc bigMacCall_#t~ret125#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1628#L2986true assume 0 == initPersonOnFloor_~floor#1; 369#L2987true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1856#L3094-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 514#L2778true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 2047#L2790-2true assume { :end_inline_callOnFloor } true; 2588#L3130true assume { :end_inline_initPersonOnFloor } true; 2360#L2396true assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret126#1, cleanup_#t~ret127#1, cleanup_~i~3#1, cleanup_~tmp~25#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_~tmp~17#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_#t~ret67#1, stopRequestedAtCurrentFloor_#t~ret68#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 921#L2715true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 1624#L2742true isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; 373#L2266true stopRequestedAtCurrentFloor_#t~ret65#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 581#L1651true assume 0 != stopRequestedAtCurrentFloor_~tmp~15#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 840#L982true stopRequestedAtCurrentFloor_#t~ret66#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; 966#L1655true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 2433#L1668true timeShift_#t~ret81#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 2481#L1803true assume !(0 != timeShift_~tmp___9~2#1); 1476#L1894true assume !(1 == ~doorState~0); 2054#L1894-2true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 2211#L2715-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 1035#L2742-3true isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; 647#L2266-1true stopRequestedInDirection_#t~ret59#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret59#1;havoc stopRequestedInDirection_#t~ret59#1; 7#L1534true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 1253#L982-1true stopRequestedInDirection_#t~ret60#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret60#1;havoc stopRequestedInDirection_#t~ret60#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~12#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 298#L1547true timeShift_#t~ret88#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret88#1;havoc timeShift_#t~ret88#1; 1918#L1902true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret62#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 2193#L1591true assume !(1 == ~currentHeading~0); 833#L1601true assume !(0 == ~currentFloorID~0); 1674#L1601-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1807#L1607-1true assume { :end_inline_continueInDirection } true; 1813#L1911-2true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret27#1, __utac_acc__Specification2_spec__3_#t~ret28#1, __utac_acc__Specification2_spec__3_#t~ret29#1, __utac_acc__Specification2_spec__3_#t~ret30#1, __utac_acc__Specification2_spec__3_#t~ret31#1, __utac_acc__Specification2_spec__3_#t~ret32#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~3#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~3#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 1309#L982-3true __utac_acc__Specification2_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~3#1 := __utac_acc__Specification2_spec__3_#t~ret27#1;havoc __utac_acc__Specification2_spec__3_#t~ret27#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~3#1; 1746#L480true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 2523#L481true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 2039#L991true __utac_acc__Specification2_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret28#1;havoc __utac_acc__Specification2_spec__3_#t~ret28#1; 1432#L485true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 865#L540true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 771#L1926true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 2346#L2423-2true [2022-02-21 04:04:40,359 INFO L793 eck$LassoCheckResult]: Loop: 2346#L2423-2true assume !false; 2576#L2424true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 973#L2427true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;havoc isBlocked_~retValue_acc~3#1;isBlocked_~retValue_acc~3#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~3#1; 1791#L805true cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; 1286#L2431true assume 1 != cleanup_~tmp___0~11#1; 1983#L2431-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret47#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~10#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_#t~ret45#1, anyStopRequested_#t~ret46#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~9#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 1782#L2715-25true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 676#L2742-25true anyStopRequested_#t~ret42#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret42#1;havoc anyStopRequested_#t~ret42#1; 1026#L1090true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~9#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; 671#L1154true isIdle_#t~ret47#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret47#1;havoc isIdle_#t~ret47#1;isIdle_~retValue_acc~10#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~10#1; 1162#L1167true cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; 1972#L2443true assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_~tmp~17#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_#t~ret67#1, stopRequestedAtCurrentFloor_#t~ret68#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 1293#L2715-30true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 1200#L2742-30true isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; 2059#L2266-3true stopRequestedAtCurrentFloor_#t~ret65#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; 1938#L1651-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~15#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 2604#L982-4true stopRequestedAtCurrentFloor_#t~ret66#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; 1389#L1655-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 116#L1668-1true timeShift_#t~ret81#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; 2123#L1803-2true assume !(0 != timeShift_~tmp___9~2#1); 434#L1894-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2082#L1894-5true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; 2493#L2715-33true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; 1415#L2742-33true isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; 593#L2266-4true stopRequestedInDirection_#t~ret59#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret59#1;havoc stopRequestedInDirection_#t~ret59#1; 2233#L1534-2true assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 2562#L982-5true stopRequestedInDirection_#t~ret60#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret60#1;havoc stopRequestedInDirection_#t~ret60#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~12#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 2061#L1547-2true timeShift_#t~ret88#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret88#1;havoc timeShift_#t~ret88#1; 120#L1902-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret62#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; 1048#L1591-3true assume !(1 == ~currentHeading~0); 1610#L1601-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1789#L1601-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1216#L1607-7true assume { :end_inline_continueInDirection } true; 391#L1911-5true assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret27#1, __utac_acc__Specification2_spec__3_#t~ret28#1, __utac_acc__Specification2_spec__3_#t~ret29#1, __utac_acc__Specification2_spec__3_#t~ret30#1, __utac_acc__Specification2_spec__3_#t~ret31#1, __utac_acc__Specification2_spec__3_#t~ret32#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~3#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~3#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 2175#L982-7true __utac_acc__Specification2_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~3#1 := __utac_acc__Specification2_spec__3_#t~ret27#1;havoc __utac_acc__Specification2_spec__3_#t~ret27#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~3#1; 2319#L480-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; 290#L481-1true assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 1443#L991-5true __utac_acc__Specification2_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret28#1;havoc __utac_acc__Specification2_spec__3_#t~ret28#1; 1857#L485-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; 1001#L540-1true assume { :end_inline___utac_acc__Specification2_spec__3 } true; 1765#L1926-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 2346#L2423-2true [2022-02-21 04:04:40,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:40,364 INFO L85 PathProgramCache]: Analyzing trace with hash -2064197123, now seen corresponding path program 1 times [2022-02-21 04:04:40,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:40,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378627560] [2022-02-21 04:04:40,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:40,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:40,630 INFO L290 TraceCheckUtils]: 0: Hoare triple {2675#true} assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~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; {2675#true} is VALID [2022-02-21 04:04:40,631 INFO L290 TraceCheckUtils]: 1: Hoare triple {2675#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~21#1, main_~tmp~27#1;havoc main_~retValue_acc~21#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; {2675#true} is VALID [2022-02-21 04:04:40,631 INFO L290 TraceCheckUtils]: 2: Hoare triple {2675#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {2675#true} is VALID [2022-02-21 04:04:40,631 INFO L290 TraceCheckUtils]: 3: Hoare triple {2675#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~29#1;havoc valid_product_~retValue_acc~29#1;valid_product_~retValue_acc~29#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~29#1; {2675#true} is VALID [2022-02-21 04:04:40,632 INFO L290 TraceCheckUtils]: 4: Hoare triple {2675#true} main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret132#1;havoc main_#t~ret132#1; {2675#true} is VALID [2022-02-21 04:04:40,632 INFO L290 TraceCheckUtils]: 5: Hoare triple {2675#true} assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; {2675#true} is VALID [2022-02-21 04:04:40,632 INFO L290 TraceCheckUtils]: 6: Hoare triple {2675#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~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; {2675#true} is VALID [2022-02-21 04:04:40,633 INFO L290 TraceCheckUtils]: 7: Hoare triple {2675#true} assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~26#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~26#1; {2677#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:04:40,633 INFO L290 TraceCheckUtils]: 8: Hoare triple {2677#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~26#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~26#1; {2676#false} is VALID [2022-02-21 04:04:40,633 INFO L290 TraceCheckUtils]: 9: Hoare triple {2676#false} bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret125#1;havoc bigMacCall_#t~ret125#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {2676#false} is VALID [2022-02-21 04:04:40,634 INFO L290 TraceCheckUtils]: 10: Hoare triple {2676#false} assume 0 == initPersonOnFloor_~floor#1; {2676#false} is VALID [2022-02-21 04:04:40,634 INFO L290 TraceCheckUtils]: 11: Hoare triple {2676#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {2676#false} is VALID [2022-02-21 04:04:40,634 INFO L290 TraceCheckUtils]: 12: Hoare triple {2676#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {2676#false} is VALID [2022-02-21 04:04:40,634 INFO L290 TraceCheckUtils]: 13: Hoare triple {2676#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {2676#false} is VALID [2022-02-21 04:04:40,634 INFO L290 TraceCheckUtils]: 14: Hoare triple {2676#false} assume { :end_inline_callOnFloor } true; {2676#false} is VALID [2022-02-21 04:04:40,635 INFO L290 TraceCheckUtils]: 15: Hoare triple {2676#false} assume { :end_inline_initPersonOnFloor } true; {2676#false} is VALID [2022-02-21 04:04:40,635 INFO L290 TraceCheckUtils]: 16: Hoare triple {2676#false} assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret126#1, cleanup_#t~ret127#1, cleanup_~i~3#1, cleanup_~tmp~25#1, cleanup_~tmp___0~11#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~11#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_~tmp~17#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_#t~ret67#1, stopRequestedAtCurrentFloor_#t~ret68#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; {2676#false} is VALID [2022-02-21 04:04:40,635 INFO L290 TraceCheckUtils]: 17: Hoare triple {2676#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; {2676#false} is VALID [2022-02-21 04:04:40,635 INFO L290 TraceCheckUtils]: 18: Hoare triple {2676#false} isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; {2676#false} is VALID [2022-02-21 04:04:40,635 INFO L290 TraceCheckUtils]: 19: Hoare triple {2676#false} stopRequestedAtCurrentFloor_#t~ret65#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 20: Hoare triple {2676#false} assume 0 != stopRequestedAtCurrentFloor_~tmp~15#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 21: Hoare triple {2676#false} stopRequestedAtCurrentFloor_#t~ret66#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 22: Hoare triple {2676#false} assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 23: Hoare triple {2676#false} timeShift_#t~ret81#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 24: Hoare triple {2676#false} assume !(0 != timeShift_~tmp___9~2#1); {2676#false} is VALID [2022-02-21 04:04:40,636 INFO L290 TraceCheckUtils]: 25: Hoare triple {2676#false} assume !(1 == ~doorState~0); {2676#false} is VALID [2022-02-21 04:04:40,637 INFO L290 TraceCheckUtils]: 26: Hoare triple {2676#false} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; {2676#false} is VALID [2022-02-21 04:04:40,637 INFO L290 TraceCheckUtils]: 27: Hoare triple {2676#false} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; {2676#false} is VALID [2022-02-21 04:04:40,637 INFO L290 TraceCheckUtils]: 28: Hoare triple {2676#false} isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; {2676#false} is VALID [2022-02-21 04:04:40,637 INFO L290 TraceCheckUtils]: 29: Hoare triple {2676#false} stopRequestedInDirection_#t~ret59#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret59#1;havoc stopRequestedInDirection_#t~ret59#1; {2676#false} is VALID [2022-02-21 04:04:40,637 INFO L290 TraceCheckUtils]: 30: Hoare triple {2676#false} assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2676#false} is VALID [2022-02-21 04:04:40,638 INFO L290 TraceCheckUtils]: 31: Hoare triple {2676#false} stopRequestedInDirection_#t~ret60#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret60#1;havoc stopRequestedInDirection_#t~ret60#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~12#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; {2676#false} is VALID [2022-02-21 04:04:40,638 INFO L290 TraceCheckUtils]: 32: Hoare triple {2676#false} timeShift_#t~ret88#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret88#1;havoc timeShift_#t~ret88#1; {2676#false} is VALID [2022-02-21 04:04:40,638 INFO L290 TraceCheckUtils]: 33: Hoare triple {2676#false} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret62#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; {2676#false} is VALID [2022-02-21 04:04:40,638 INFO L290 TraceCheckUtils]: 34: Hoare triple {2676#false} assume !(1 == ~currentHeading~0); {2676#false} is VALID [2022-02-21 04:04:40,638 INFO L290 TraceCheckUtils]: 35: Hoare triple {2676#false} assume !(0 == ~currentFloorID~0); {2676#false} is VALID [2022-02-21 04:04:40,639 INFO L290 TraceCheckUtils]: 36: Hoare triple {2676#false} assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; {2676#false} is VALID [2022-02-21 04:04:40,639 INFO L290 TraceCheckUtils]: 37: Hoare triple {2676#false} assume { :end_inline_continueInDirection } true; {2676#false} is VALID [2022-02-21 04:04:40,639 INFO L290 TraceCheckUtils]: 38: Hoare triple {2676#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret27#1, __utac_acc__Specification2_spec__3_#t~ret28#1, __utac_acc__Specification2_spec__3_#t~ret29#1, __utac_acc__Specification2_spec__3_#t~ret30#1, __utac_acc__Specification2_spec__3_#t~ret31#1, __utac_acc__Specification2_spec__3_#t~ret32#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~3#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~3#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2676#false} is VALID [2022-02-21 04:04:40,639 INFO L290 TraceCheckUtils]: 39: Hoare triple {2676#false} __utac_acc__Specification2_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~3#1 := __utac_acc__Specification2_spec__3_#t~ret27#1;havoc __utac_acc__Specification2_spec__3_#t~ret27#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~3#1; {2676#false} is VALID [2022-02-21 04:04:40,639 INFO L290 TraceCheckUtils]: 40: Hoare triple {2676#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2676#false} is VALID [2022-02-21 04:04:40,640 INFO L290 TraceCheckUtils]: 41: Hoare triple {2676#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; {2676#false} is VALID [2022-02-21 04:04:40,640 INFO L290 TraceCheckUtils]: 42: Hoare triple {2676#false} __utac_acc__Specification2_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret28#1;havoc __utac_acc__Specification2_spec__3_#t~ret28#1; {2676#false} is VALID [2022-02-21 04:04:40,640 INFO L290 TraceCheckUtils]: 43: Hoare triple {2676#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2676#false} is VALID [2022-02-21 04:04:40,640 INFO L290 TraceCheckUtils]: 44: Hoare triple {2676#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2676#false} is VALID [2022-02-21 04:04:40,640 INFO L290 TraceCheckUtils]: 45: Hoare triple {2676#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; {2676#false} is VALID [2022-02-21 04:04:40,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:40,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:40,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378627560] [2022-02-21 04:04:40,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378627560] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:40,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:40,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:04:40,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598185153] [2022-02-21 04:04:40,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:40,647 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:04:40,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:04:40,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1276081084, now seen corresponding path program 1 times [2022-02-21 04:04:40,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:04:40,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686986698] [2022-02-21 04:04:40,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:04:40,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:04:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:04:40,729 INFO L290 TraceCheckUtils]: 0: Hoare triple {2678#true} assume !false; {2678#true} is VALID [2022-02-21 04:04:40,730 INFO L290 TraceCheckUtils]: 1: Hoare triple {2678#true} cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; {2678#true} is VALID [2022-02-21 04:04:40,730 INFO L290 TraceCheckUtils]: 2: Hoare triple {2678#true} assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;havoc isBlocked_~retValue_acc~3#1;isBlocked_~retValue_acc~3#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~3#1; {2678#true} is VALID [2022-02-21 04:04:40,734 INFO L290 TraceCheckUtils]: 3: Hoare triple {2678#true} cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~11#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; {2678#true} is VALID [2022-02-21 04:04:40,735 INFO L290 TraceCheckUtils]: 4: Hoare triple {2678#true} assume 1 != cleanup_~tmp___0~11#1; {2678#true} is VALID [2022-02-21 04:04:40,735 INFO L290 TraceCheckUtils]: 5: Hoare triple {2678#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret47#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~10#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_#t~ret45#1, anyStopRequested_#t~ret46#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~1#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~9#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~1#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; {2678#true} is VALID [2022-02-21 04:04:40,736 INFO L290 TraceCheckUtils]: 6: Hoare triple {2678#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; {2678#true} is VALID [2022-02-21 04:04:40,737 INFO L290 TraceCheckUtils]: 7: Hoare triple {2678#true} anyStopRequested_#t~ret42#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret42#1;havoc anyStopRequested_#t~ret42#1; {2678#true} is VALID [2022-02-21 04:04:40,738 INFO L290 TraceCheckUtils]: 8: Hoare triple {2678#true} assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~9#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; {2678#true} is VALID [2022-02-21 04:04:40,738 INFO L290 TraceCheckUtils]: 9: Hoare triple {2678#true} isIdle_#t~ret47#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret47#1;havoc isIdle_#t~ret47#1;isIdle_~retValue_acc~10#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~10#1; {2678#true} is VALID [2022-02-21 04:04:40,738 INFO L290 TraceCheckUtils]: 10: Hoare triple {2678#true} cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; {2678#true} is VALID [2022-02-21 04:04:40,739 INFO L290 TraceCheckUtils]: 11: Hoare triple {2678#true} assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret81#1, timeShift_#t~ret82#1, timeShift_#t~ret83#1, timeShift_#t~ret84#1, timeShift_#t~ret85#1, timeShift_#t~ret86#1, timeShift_#t~ret87#1, timeShift_#t~ret88#1, timeShift_#t~ret89#1, timeShift_#t~ret90#1, timeShift_#t~ret91#1, timeShift_~tmp~17#1, timeShift_~tmp___0~9#1, timeShift_~tmp___1~6#1, timeShift_~tmp___2~4#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~17#1;havoc timeShift_~tmp___0~9#1;havoc timeShift_~tmp___1~6#1;havoc timeShift_~tmp___2~4#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1, stopRequestedAtCurrentFloor_#t~ret66#1, stopRequestedAtCurrentFloor_#t~ret67#1, stopRequestedAtCurrentFloor_#t~ret68#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~15#1, stopRequestedAtCurrentFloor_~tmp___0~7#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~15#1;havoc stopRequestedAtCurrentFloor_~tmp___0~7#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; {2680#(= ~executiveFloor~0 |ULTIMATE.start_isFloorCalling_~floorID#1|)} is VALID [2022-02-21 04:04:40,742 INFO L290 TraceCheckUtils]: 12: Hoare triple {2680#(= ~executiveFloor~0 |ULTIMATE.start_isFloorCalling_~floorID#1|)} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; {2681#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:40,743 INFO L290 TraceCheckUtils]: 13: Hoare triple {2681#(= ~executiveFloor~0 0)} isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; {2681#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:40,743 INFO L290 TraceCheckUtils]: 14: Hoare triple {2681#(= ~executiveFloor~0 0)} stopRequestedAtCurrentFloor_#t~ret65#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~15#1 := stopRequestedAtCurrentFloor_#t~ret65#1;havoc stopRequestedAtCurrentFloor_#t~ret65#1; {2681#(= ~executiveFloor~0 0)} is VALID [2022-02-21 04:04:40,744 INFO L290 TraceCheckUtils]: 15: Hoare triple {2681#(= ~executiveFloor~0 0)} assume 0 != stopRequestedAtCurrentFloor_~tmp~15#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2682#(and (= ~currentFloorID~0 |ULTIMATE.start_getCurrentFloorID_#res#1|) (= ~executiveFloor~0 0))} is VALID [2022-02-21 04:04:40,744 INFO L290 TraceCheckUtils]: 16: Hoare triple {2682#(and (= ~currentFloorID~0 |ULTIMATE.start_getCurrentFloorID_#res#1|) (= ~executiveFloor~0 0))} stopRequestedAtCurrentFloor_#t~ret66#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~7#1 := stopRequestedAtCurrentFloor_#t~ret66#1;havoc stopRequestedAtCurrentFloor_#t~ret66#1; {2683#(and (= ~currentFloorID~0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~7#1|) (= ~executiveFloor~0 0))} is VALID [2022-02-21 04:04:40,744 INFO L290 TraceCheckUtils]: 17: Hoare triple {2683#(and (= ~currentFloorID~0 |ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~7#1|) (= ~executiveFloor~0 0))} assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~7#1);stopRequestedAtCurrentFloor_~retValue_acc~15#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,745 INFO L290 TraceCheckUtils]: 18: Hoare triple {2684#(not (= ~currentFloorID~0 0))} timeShift_#t~ret81#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret81#1;havoc timeShift_#t~ret81#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,745 INFO L290 TraceCheckUtils]: 19: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume !(0 != timeShift_~tmp___9~2#1); {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,745 INFO L290 TraceCheckUtils]: 20: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume 1 == ~doorState~0;~doorState~0 := 0; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,746 INFO L290 TraceCheckUtils]: 21: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret59#1, stopRequestedInDirection_#t~ret60#1, stopRequestedInDirection_#t~ret61#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~tmp~12#1, stopRequestedInDirection_~tmp___0~5#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~tmp~12#1;havoc stopRequestedInDirection_~tmp___0~5#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret118#1, isExecutiveFloorCalling_~retValue_acc~18#1;havoc isExecutiveFloorCalling_~retValue_acc~18#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~22#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~22#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,746 INFO L290 TraceCheckUtils]: 22: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~22#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~22#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,747 INFO L290 TraceCheckUtils]: 23: Hoare triple {2684#(not (= ~currentFloorID~0 0))} isExecutiveFloorCalling_#t~ret118#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~18#1 := isExecutiveFloorCalling_#t~ret118#1;havoc isExecutiveFloorCalling_#t~ret118#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~18#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,747 INFO L290 TraceCheckUtils]: 24: Hoare triple {2684#(not (= ~currentFloorID~0 0))} stopRequestedInDirection_#t~ret59#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~5#1 := stopRequestedInDirection_#t~ret59#1;havoc stopRequestedInDirection_#t~ret59#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,747 INFO L290 TraceCheckUtils]: 25: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume 0 != stopRequestedInDirection_~tmp___0~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,748 INFO L290 TraceCheckUtils]: 26: Hoare triple {2684#(not (= ~currentFloorID~0 0))} stopRequestedInDirection_#t~ret60#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~12#1 := stopRequestedInDirection_#t~ret60#1;havoc stopRequestedInDirection_#t~ret60#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~12#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,748 INFO L290 TraceCheckUtils]: 27: Hoare triple {2684#(not (= ~currentFloorID~0 0))} timeShift_#t~ret88#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret88#1;havoc timeShift_#t~ret88#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,748 INFO L290 TraceCheckUtils]: 28: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret62#1, continueInDirection_~dir#1, continueInDirection_~tmp~13#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~13#1;~currentHeading~0 := continueInDirection_~dir#1; {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,749 INFO L290 TraceCheckUtils]: 29: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume !(1 == ~currentHeading~0); {2684#(not (= ~currentFloorID~0 0))} is VALID [2022-02-21 04:04:40,749 INFO L290 TraceCheckUtils]: 30: Hoare triple {2684#(not (= ~currentFloorID~0 0))} assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; {2679#false} is VALID [2022-02-21 04:04:40,749 INFO L290 TraceCheckUtils]: 31: Hoare triple {2679#false} assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; {2679#false} is VALID [2022-02-21 04:04:40,749 INFO L290 TraceCheckUtils]: 32: Hoare triple {2679#false} assume { :end_inline_continueInDirection } true; {2679#false} is VALID [2022-02-21 04:04:40,749 INFO L290 TraceCheckUtils]: 33: Hoare triple {2679#false} assume { :begin_inline___utac_acc__Specification2_spec__3 } true;havoc __utac_acc__Specification2_spec__3_#t~ret27#1, __utac_acc__Specification2_spec__3_#t~ret28#1, __utac_acc__Specification2_spec__3_#t~ret29#1, __utac_acc__Specification2_spec__3_#t~ret30#1, __utac_acc__Specification2_spec__3_#t~ret31#1, __utac_acc__Specification2_spec__3_#t~ret32#1, __utac_acc__Specification2_spec__3_~floor~0#1, __utac_acc__Specification2_spec__3_~tmp~3#1, __utac_acc__Specification2_spec__3_~tmp___0~0#1, __utac_acc__Specification2_spec__3_~tmp___1~0#1, __utac_acc__Specification2_spec__3_~tmp___2~0#1, __utac_acc__Specification2_spec__3_~tmp___3~0#1, __utac_acc__Specification2_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification2_spec__3_~floor~0#1;havoc __utac_acc__Specification2_spec__3_~tmp~3#1;havoc __utac_acc__Specification2_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___2~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification2_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 34: Hoare triple {2679#false} __utac_acc__Specification2_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification2_spec__3_~tmp~3#1 := __utac_acc__Specification2_spec__3_#t~ret27#1;havoc __utac_acc__Specification2_spec__3_#t~ret27#1;__utac_acc__Specification2_spec__3_~floor~0#1 := __utac_acc__Specification2_spec__3_~tmp~3#1; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 35: Hoare triple {2679#false} assume 0 == __utac_acc__Specification2_spec__3_~floor~0#1; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 36: Hoare triple {2679#false} assume 0 != ~floorButtons_spc2_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 37: Hoare triple {2679#false} __utac_acc__Specification2_spec__3_#t~ret28#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification2_spec__3_~tmp___4~0#1 := __utac_acc__Specification2_spec__3_#t~ret28#1;havoc __utac_acc__Specification2_spec__3_#t~ret28#1; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 38: Hoare triple {2679#false} assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0#1;~floorButtons_spc2_0~0 := 0; {2679#false} is VALID [2022-02-21 04:04:40,750 INFO L290 TraceCheckUtils]: 39: Hoare triple {2679#false} assume { :end_inline___utac_acc__Specification2_spec__3 } true; {2679#false} is VALID [2022-02-21 04:04:40,751 INFO L290 TraceCheckUtils]: 40: Hoare triple {2679#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; {2679#false} is VALID [2022-02-21 04:04:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 04:04:40,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:04:40,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686986698] [2022-02-21 04:04:40,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686986698] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:04:40,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:04:40,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-21 04:04:40,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333421939] [2022-02-21 04:04:40,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:04:40,753 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:04:40,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:04:40,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-21 04:04:40,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-21 04:04:40,789 INFO L87 Difference]: Start difference. First operand has 2671 states, 2670 states have (on average 1.8569288389513108) internal successors, (4958), 2670 states have internal predecessors, (4958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:16,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:05:16,997 INFO L93 Difference]: Finished difference Result 20308 states and 37469 transitions. [2022-02-21 04:05:16,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-21 04:05:16,998 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:17,022 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:05:17,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20308 states and 37469 transitions. [2022-02-21 04:05:25,388 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9760 [2022-02-21 04:05:33,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20308 states to 20128 states and 37273 transitions. [2022-02-21 04:05:33,568 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20128 [2022-02-21 04:05:33,581 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20128 [2022-02-21 04:05:33,582 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20128 states and 37273 transitions. [2022-02-21 04:05:33,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:05:33,603 INFO L681 BuchiCegarLoop]: Abstraction has 20128 states and 37273 transitions. [2022-02-21 04:05:33,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20128 states and 37273 transitions. [2022-02-21 04:05:33,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20128 to 7630. [2022-02-21 04:05:33,837 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:05:33,857 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20128 states and 37273 transitions. Second operand has 7630 states, 7630 states have (on average 1.8537352555701179) internal successors, (14144), 7629 states have internal predecessors, (14144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:33,885 INFO L74 IsIncluded]: Start isIncluded. First operand 20128 states and 37273 transitions. Second operand has 7630 states, 7630 states have (on average 1.8537352555701179) internal successors, (14144), 7629 states have internal predecessors, (14144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:33,901 INFO L87 Difference]: Start difference. First operand 20128 states and 37273 transitions. Second operand has 7630 states, 7630 states have (on average 1.8537352555701179) internal successors, (14144), 7629 states have internal predecessors, (14144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 04:05:42,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:05:42,803 INFO L93 Difference]: Finished difference Result 20128 states and 37273 transitions. [2022-02-21 04:05:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 20128 states and 37273 transitions. [2022-02-21 04:05:42,834 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 04:05:42,834 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 04:05:42,848 INFO L74 IsIncluded]: Start isIncluded. First operand has 7630 states, 7630 states have (on average 1.8537352555701179) internal successors, (14144), 7629 states have internal predecessors, (14144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 20128 states and 37273 transitions. [2022-02-21 04:05:42,862 INFO L87 Difference]: Start difference. First operand has 7630 states, 7630 states have (on average 1.8537352555701179) internal successors, (14144), 7629 states have internal predecessors, (14144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 20128 states and 37273 transitions.