./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product30.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_spec9_product30.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 1493e9da3ad278988eda47a556733ebc5ac5411d3350d76fb478293d9e5d934e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 04:07:44,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 04:07:44,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 04:07:44,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 04:07:44,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 04:07:44,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 04:07:44,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 04:07:44,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 04:07:44,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 04:07:44,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 04:07:44,840 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 04:07:44,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 04:07:44,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 04:07:44,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 04:07:44,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 04:07:44,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 04:07:44,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 04:07:44,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 04:07:44,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 04:07:44,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 04:07:44,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 04:07:44,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 04:07:44,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 04:07:44,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 04:07:44,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 04:07:44,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 04:07:44,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 04:07:44,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 04:07:44,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 04:07:44,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 04:07:44,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 04:07:44,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 04:07:44,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 04:07:44,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 04:07:44,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 04:07:44,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 04:07:44,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 04:07:44,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 04:07:44,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 04:07:44,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 04:07:44,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 04:07:44,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 04:07:44,899 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 04:07:44,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 04:07:44,900 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 04:07:44,900 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 04:07:44,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 04:07:44,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 04:07:44,901 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 04:07:44,901 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 04:07:44,901 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 04:07:44,901 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 04:07:44,901 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 04:07:44,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 04:07:44,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 04:07:44,903 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 04:07:44,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 04:07:44,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 04:07:44,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 04:07:44,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 04:07:44,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 04:07:44,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 04:07:44,905 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 04:07:44,905 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1493e9da3ad278988eda47a556733ebc5ac5411d3350d76fb478293d9e5d934e [2022-02-21 04:07:45,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 04:07:45,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 04:07:45,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 04:07:45,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 04:07:45,124 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 04:07:45,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c [2022-02-21 04:07:45,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a9fdcb/0cc1f2ea20e54a43a2b82ae67c275d47/FLAG2e3c780e5 [2022-02-21 04:07:45,647 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 04:07:45,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product30.cil.c [2022-02-21 04:07:45,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a9fdcb/0cc1f2ea20e54a43a2b82ae67c275d47/FLAG2e3c780e5 [2022-02-21 04:07:45,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea4a9fdcb/0cc1f2ea20e54a43a2b82ae67c275d47 [2022-02-21 04:07:45,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 04:07:45,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 04:07:45,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 04:07:45,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 04:07:45,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 04:07:45,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:07:45" (1/1) ... [2022-02-21 04:07:45,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f81522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:45, skipping insertion in model container [2022-02-21 04:07:45,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:07:45" (1/1) ... [2022-02-21 04:07:45,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 04:07:45,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 04:07:45,953 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_spec9_product30.cil.c[11768,11781] [2022-02-21 04:07:46,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:07:46,149 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 04:07:46,175 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_spec9_product30.cil.c[11768,11781] [2022-02-21 04:07:46,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 04:07:46,289 INFO L208 MainTranslator]: Completed translation [2022-02-21 04:07:46,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46 WrapperNode [2022-02-21 04:07:46,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 04:07:46,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 04:07:46,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 04:07:46,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 04:07:46,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:46,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:46,712 INFO L137 Inliner]: procedures = 95, calls = 344, calls flagged for inlining = 196, calls inlined = 776, statements flattened = 26409 [2022-02-21 04:07:46,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 04:07:46,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 04:07:46,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 04:07:46,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 04:07:46,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:46,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:46,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:46,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:47,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:47,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:47,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:47,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 04:07:47,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 04:07:47,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 04:07:47,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 04:07:47,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (1/1) ... [2022-02-21 04:07:47,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 04:07:47,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 04:07:47,375 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 04:07:47,401 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 04:07:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-21 04:07:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-21 04:07:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 04:07:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 04:07:47,610 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 04:07:47,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 04:07:55,587 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 04:07:55,622 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 04:07:55,623 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 04:07:55,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:07:55 BoogieIcfgContainer [2022-02-21 04:07:55,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 04:07:55,632 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 04:07:55,632 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 04:07:55,635 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 04:07:55,636 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:07:55,636 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 04:07:45" (1/3) ... [2022-02-21 04:07:55,637 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f577eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:07:55, skipping insertion in model container [2022-02-21 04:07:55,637 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:07:55,637 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:07:46" (2/3) ... [2022-02-21 04:07:55,637 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4f577eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 04:07:55, skipping insertion in model container [2022-02-21 04:07:55,637 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 04:07:55,638 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:07:55" (3/3) ... [2022-02-21 04:07:55,639 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product30.cil.c [2022-02-21 04:07:55,694 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 04:07:55,695 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 04:07:55,695 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 04:07:55,695 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 04:07:55,695 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 04:07:55,695 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 04:07:55,695 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 04:07:55,695 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 04:07:55,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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 04:07:58,486 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3532 [2022-02-21 04:07:58,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:07:58,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:07:58,496 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] [2022-02-21 04:07:58,496 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] [2022-02-21 04:07:58,497 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 04:07:58,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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 04:08:00,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3532 [2022-02-21 04:08:00,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 04:08:00,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 04:08:00,474 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] [2022-02-21 04:08:00,475 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] [2022-02-21 04:08:00,479 INFO L791 eck$LassoCheckResult]: Stem: 5817#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);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~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; 3521#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~27#1, main_~tmp~29#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~29#1;assume { :begin_inline_select_helpers } true; 1746#L440true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 6540#L433true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 5936#L448true main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~29#1 := main_#t~ret132#1;havoc main_#t~ret132#1; 1063#L3442true assume 0 != main_~tmp~29#1;assume { :begin_inline_setup } true; 1383#L3417true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1078#L482true assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~26#1;havoc bigMacCall_~tmp~26#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; 4736#L785true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; 1878#L810true bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~26#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~26#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 4948#L2798true assume 0 == initPersonOnFloor_~floor#1; 3932#L2799true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1993#L2906-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 358#L2590true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 3794#L2602-2true assume { :end_inline_callOnFloor } true; 2890#L2942true assume { :end_inline_initPersonOnFloor } true; 6977#L3222true 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~27#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~3#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~27#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~3#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 1230#L1122true timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 764#L2071true assume 0 != timeShift_~tmp~18#1; 3777#L2072true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 6859#L2071-1true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1922#L1113-2true __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 4958#L1173-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 1938#L1205-12true __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 2921#L525true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1388#L535-1true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 4426#L2089true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; 3453#L3249-2true [2022-02-21 04:08:00,480 INFO L793 eck$LassoCheckResult]: Loop: 3453#L3249-2true assume !false; 6063#L3250true cleanup_~__cil_tmp4~3#1 := ~cleanupTimeShifts~0 - 1; 2934#L3253true assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~3#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 2140#L936true cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; 241#L3257true assume 1 != cleanup_~tmp___0~10#1; 4155#L3257-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret45#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret40#1, anyStopRequested_#t~ret41#1, anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; 1349#L2527-122true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; 5638#L2554-122true anyStopRequested_#t~ret40#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret40#1;havoc anyStopRequested_#t~ret40#1; 3319#L1221true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 742#L1285true isIdle_#t~ret45#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret45#1;havoc isIdle_#t~ret45#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 245#L1298true cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~27#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; 1359#L3269true assume !(0 != cleanup_~tmp~27#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 2156#L1122-2true timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; 734#L2071-2true assume 0 != timeShift_~tmp~18#1; 249#L2072-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1377#L2071-3true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 7036#L1113-5true __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 1198#L1173-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 5345#L1205-25true __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 957#L525-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 563#L535-3true assume { :end_inline___utac_acc__Specification9_spec__3 } true; 6273#L2089-1true assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; 3453#L3249-2true [2022-02-21 04:08:00,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:08:00,484 INFO L85 PathProgramCache]: Analyzing trace with hash -115058102, now seen corresponding path program 1 times [2022-02-21 04:08:00,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:08:00,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605524437] [2022-02-21 04:08:00,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:08:00,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:08:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:08:00,730 INFO L290 TraceCheckUtils]: 0: Hoare triple {7101#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);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~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; {7101#true} is VALID [2022-02-21 04:08:00,731 INFO L290 TraceCheckUtils]: 1: Hoare triple {7101#true} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret132#1, main_~retValue_acc~27#1, main_~tmp~29#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~29#1;assume { :begin_inline_select_helpers } true; {7101#true} is VALID [2022-02-21 04:08:00,731 INFO L290 TraceCheckUtils]: 2: Hoare triple {7101#true} assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; {7101#true} is VALID [2022-02-21 04:08:00,732 INFO L290 TraceCheckUtils]: 3: Hoare triple {7101#true} assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; {7101#true} is VALID [2022-02-21 04:08:00,732 INFO L290 TraceCheckUtils]: 4: Hoare triple {7101#true} main_#t~ret132#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~29#1 := main_#t~ret132#1;havoc main_#t~ret132#1; {7101#true} is VALID [2022-02-21 04:08:00,732 INFO L290 TraceCheckUtils]: 5: Hoare triple {7101#true} assume 0 != main_~tmp~29#1;assume { :begin_inline_setup } true; {7101#true} is VALID [2022-02-21 04:08:00,732 INFO L290 TraceCheckUtils]: 6: Hoare triple {7101#true} assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; {7101#true} is VALID [2022-02-21 04:08:00,733 INFO L290 TraceCheckUtils]: 7: Hoare triple {7101#true} assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret125#1, bigMacCall_~tmp~26#1;havoc bigMacCall_~tmp~26#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~6#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~6#1; {7103#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} is VALID [2022-02-21 04:08:00,734 INFO L290 TraceCheckUtils]: 8: Hoare triple {7103#(= 5 |ULTIMATE.start_getOrigin_~person#1|)} assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~6#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~6#1; {7102#false} is VALID [2022-02-21 04:08:00,734 INFO L290 TraceCheckUtils]: 9: Hoare triple {7102#false} bigMacCall_#t~ret125#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~26#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~26#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; {7102#false} is VALID [2022-02-21 04:08:00,735 INFO L290 TraceCheckUtils]: 10: Hoare triple {7102#false} assume 0 == initPersonOnFloor_~floor#1; {7102#false} is VALID [2022-02-21 04:08:00,735 INFO L290 TraceCheckUtils]: 11: Hoare triple {7102#false} assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; {7102#false} is VALID [2022-02-21 04:08:00,735 INFO L290 TraceCheckUtils]: 12: Hoare triple {7102#false} assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; {7102#false} is VALID [2022-02-21 04:08:00,735 INFO L290 TraceCheckUtils]: 13: Hoare triple {7102#false} assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; {7102#false} is VALID [2022-02-21 04:08:00,735 INFO L290 TraceCheckUtils]: 14: Hoare triple {7102#false} assume { :end_inline_callOnFloor } true; {7102#false} is VALID [2022-02-21 04:08:00,736 INFO L290 TraceCheckUtils]: 15: Hoare triple {7102#false} assume { :end_inline_initPersonOnFloor } true; {7102#false} is VALID [2022-02-21 04:08:00,736 INFO L290 TraceCheckUtils]: 16: Hoare triple {7102#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~27#1, cleanup_~tmp___0~10#1, cleanup_~__cil_tmp4~3#1;havoc cleanup_~i~3#1;havoc cleanup_~tmp~27#1;havoc cleanup_~tmp___0~10#1;havoc cleanup_~__cil_tmp4~3#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; {7102#false} is VALID [2022-02-21 04:08:00,736 INFO L290 TraceCheckUtils]: 17: Hoare triple {7102#false} timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; {7102#false} is VALID [2022-02-21 04:08:00,737 INFO L290 TraceCheckUtils]: 18: Hoare triple {7102#false} assume 0 != timeShift_~tmp~18#1; {7102#false} is VALID [2022-02-21 04:08:00,737 INFO L290 TraceCheckUtils]: 19: Hoare triple {7102#false} assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; {7102#false} is VALID [2022-02-21 04:08:00,737 INFO L290 TraceCheckUtils]: 20: Hoare triple {7102#false} assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {7102#false} is VALID [2022-02-21 04:08:00,738 INFO L290 TraceCheckUtils]: 21: Hoare triple {7102#false} __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; {7102#false} is VALID [2022-02-21 04:08:00,738 INFO L290 TraceCheckUtils]: 22: Hoare triple {7102#false} assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; {7102#false} is VALID [2022-02-21 04:08:00,738 INFO L290 TraceCheckUtils]: 23: Hoare triple {7102#false} __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; {7102#false} is VALID [2022-02-21 04:08:00,739 INFO L290 TraceCheckUtils]: 24: Hoare triple {7102#false} assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; {7102#false} is VALID [2022-02-21 04:08:00,739 INFO L290 TraceCheckUtils]: 25: Hoare triple {7102#false} assume { :end_inline___utac_acc__Specification9_spec__3 } true; {7102#false} is VALID [2022-02-21 04:08:00,739 INFO L290 TraceCheckUtils]: 26: Hoare triple {7102#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 0; {7102#false} is VALID [2022-02-21 04:08:00,740 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 04:08:00,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:08:00,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605524437] [2022-02-21 04:08:00,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605524437] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:08:00,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:08:00,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-21 04:08:00,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859838849] [2022-02-21 04:08:00,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:08:00,747 INFO L796 eck$LassoCheckResult]: stem already infeasible [2022-02-21 04:08:00,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 04:08:00,750 INFO L85 PathProgramCache]: Analyzing trace with hash 2087572474, now seen corresponding path program 1 times [2022-02-21 04:08:00,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 04:08:00,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210168339] [2022-02-21 04:08:00,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 04:08:00,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 04:08:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 04:08:00,799 INFO L290 TraceCheckUtils]: 0: Hoare triple {7104#true} assume !false; {7104#true} is VALID [2022-02-21 04:08:00,799 INFO L290 TraceCheckUtils]: 1: Hoare triple {7104#true} cleanup_~__cil_tmp4~3#1 := ~cleanupTimeShifts~0 - 1; {7104#true} is VALID [2022-02-21 04:08:00,799 INFO L290 TraceCheckUtils]: 2: Hoare triple {7104#true} assume cleanup_~i~3#1 < cleanup_~__cil_tmp4~3#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; {7104#true} is VALID [2022-02-21 04:08:00,800 INFO L290 TraceCheckUtils]: 3: Hoare triple {7104#true} cleanup_#t~ret126#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10#1 := cleanup_#t~ret126#1;havoc cleanup_#t~ret126#1; {7104#true} is VALID [2022-02-21 04:08:00,800 INFO L290 TraceCheckUtils]: 4: Hoare triple {7104#true} assume 1 != cleanup_~tmp___0~10#1; {7104#true} is VALID [2022-02-21 04:08:00,800 INFO L290 TraceCheckUtils]: 5: Hoare triple {7104#true} assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret45#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~10#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~10#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret40#1, anyStopRequested_#t~ret41#1, anyStopRequested_#t~ret42#1, anyStopRequested_#t~ret43#1, anyStopRequested_#t~ret44#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~9#1, anyStopRequested_~tmp___0~3#1, anyStopRequested_~tmp___1~3#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~9#1;havoc anyStopRequested_~tmp___0~3#1;havoc anyStopRequested_~tmp___1~3#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~23#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~23#1; {7104#true} is VALID [2022-02-21 04:08:00,800 INFO L290 TraceCheckUtils]: 6: Hoare triple {7104#true} assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~23#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~23#1; {7104#true} is VALID [2022-02-21 04:08:00,800 INFO L290 TraceCheckUtils]: 7: Hoare triple {7104#true} anyStopRequested_#t~ret40#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret40#1;havoc anyStopRequested_#t~ret40#1; {7104#true} is VALID [2022-02-21 04:08:00,801 INFO L290 TraceCheckUtils]: 8: Hoare triple {7104#true} assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; {7104#true} is VALID [2022-02-21 04:08:00,801 INFO L290 TraceCheckUtils]: 9: Hoare triple {7104#true} isIdle_#t~ret45#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~10#1 := isIdle_#t~ret45#1;havoc isIdle_#t~ret45#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~10#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; {7104#true} is VALID [2022-02-21 04:08:00,801 INFO L290 TraceCheckUtils]: 10: Hoare triple {7104#true} cleanup_#t~ret127#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~27#1 := cleanup_#t~ret127#1;havoc cleanup_#t~ret127#1; {7104#true} is VALID [2022-02-21 04:08:00,801 INFO L290 TraceCheckUtils]: 11: Hoare triple {7104#true} assume !(0 != cleanup_~tmp~27#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret90#1, timeShift_~tmp~18#1;havoc timeShift_~tmp~18#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; {7104#true} is VALID [2022-02-21 04:08:00,801 INFO L290 TraceCheckUtils]: 12: Hoare triple {7104#true} timeShift_#t~ret90#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~18#1 := timeShift_#t~ret90#1;havoc timeShift_#t~ret90#1; {7104#true} is VALID [2022-02-21 04:08:00,802 INFO L290 TraceCheckUtils]: 13: Hoare triple {7104#true} assume 0 != timeShift_~tmp~18#1; {7104#true} is VALID [2022-02-21 04:08:00,802 INFO L290 TraceCheckUtils]: 14: Hoare triple {7104#true} assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; {7104#true} is VALID [2022-02-21 04:08:00,802 INFO L290 TraceCheckUtils]: 15: Hoare triple {7104#true} assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_#t~ret30#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; {7104#true} is VALID [2022-02-21 04:08:00,802 INFO L290 TraceCheckUtils]: 16: Hoare triple {7104#true} __utac_acc__Specification9_spec__3_#t~ret28#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; {7104#true} is VALID [2022-02-21 04:08:00,803 INFO L290 TraceCheckUtils]: 17: Hoare triple {7104#true} assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; {7106#(= |ULTIMATE.start_isEmpty_#res#1| 0)} is VALID [2022-02-21 04:08:00,803 INFO L290 TraceCheckUtils]: 18: Hoare triple {7106#(= |ULTIMATE.start_isEmpty_#res#1| 0)} __utac_acc__Specification9_spec__3_#t~ret29#1 := isEmpty_#res#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; {7107#(= |ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~0#1| 0)} is VALID [2022-02-21 04:08:00,804 INFO L290 TraceCheckUtils]: 19: Hoare triple {7107#(= |ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___1~0#1| 0)} assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; {7105#false} is VALID [2022-02-21 04:08:00,804 INFO L290 TraceCheckUtils]: 20: Hoare triple {7105#false} assume { :end_inline___utac_acc__Specification9_spec__3 } true; {7105#false} is VALID [2022-02-21 04:08:00,805 INFO L290 TraceCheckUtils]: 21: Hoare triple {7105#false} assume { :end_inline_timeShift } true;cleanup_~i~3#1 := 1 + cleanup_~i~3#1; {7105#false} is VALID [2022-02-21 04:08:00,806 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 04:08:00,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-21 04:08:00,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210168339] [2022-02-21 04:08:00,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210168339] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-21 04:08:00,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-21 04:08:00,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-21 04:08:00,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839816262] [2022-02-21 04:08:00,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-21 04:08:00,809 INFO L808 eck$LassoCheckResult]: loop already infeasible [2022-02-21 04:08:00,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-21 04:08:00,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-21 04:08:00,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-21 04:08:00,872 INFO L87 Difference]: Start difference. First operand has 7097 states, 7096 states have (on average 1.8776775648252537) internal successors, (13324), 7096 states have internal predecessors, (13324), 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 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 04:08:28,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-21 04:08:28,978 INFO L93 Difference]: Finished difference Result 17510 states and 32814 transitions. [2022-02-21 04:08:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-21 04:08:28,979 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 04:08:28,994 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 04:08:29,000 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17510 states and 32814 transitions. [2022-02-21 04:08:36,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12196 [2022-02-21 04:08:42,808 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17510 states to 17456 states and 32753 transitions. [2022-02-21 04:08:42,809 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17456 [2022-02-21 04:08:42,825 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17456 [2022-02-21 04:08:42,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17456 states and 32753 transitions. [2022-02-21 04:08:42,851 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-02-21 04:08:42,851 INFO L681 BuchiCegarLoop]: Abstraction has 17456 states and 32753 transitions. [2022-02-21 04:08:42,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17456 states and 32753 transitions. [2022-02-21 04:08:43,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17456 to 7078. [2022-02-21 04:08:43,101 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 04:08:43,135 INFO L82 GeneralOperation]: Start isEquivalent. First operand 17456 states and 32753 transitions. Second operand has 7078 states, 7078 states have (on average 1.8783554676462277) internal successors, (13295), 7077 states have internal predecessors, (13295), 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 04:08:43,152 INFO L74 IsIncluded]: Start isIncluded. First operand 17456 states and 32753 transitions. Second operand has 7078 states, 7078 states have (on average 1.8783554676462277) internal successors, (13295), 7077 states have internal predecessors, (13295), 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 04:08:43,169 INFO L87 Difference]: Start difference. First operand 17456 states and 32753 transitions. Second operand has 7078 states, 7078 states have (on average 1.8783554676462277) internal successors, (13295), 7077 states have internal predecessors, (13295), 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)