./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_spec1_product11.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f1815ec2a79d9bb0a013612856dde7802cad228 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 15:28:24,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 15:28:24,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 15:28:24,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 15:28:24,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 15:28:24,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 15:28:24,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 15:28:24,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 15:28:24,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 15:28:24,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 15:28:24,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 15:28:24,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 15:28:24,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 15:28:24,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 15:28:24,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 15:28:24,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 15:28:24,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 15:28:24,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 15:28:24,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 15:28:25,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 15:28:25,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 15:28:25,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 15:28:25,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 15:28:25,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 15:28:25,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 15:28:25,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 15:28:25,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 15:28:25,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 15:28:25,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 15:28:25,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 15:28:25,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 15:28:25,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 15:28:25,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 15:28:25,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 15:28:25,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 15:28:25,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 15:28:25,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 15:28:25,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 15:28:25,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 15:28:25,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 15:28:25,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 15:28:25,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-27 15:28:25,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 15:28:25,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 15:28:25,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 15:28:25,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 15:28:25,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 15:28:25,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 15:28:25,054 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 15:28:25,054 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 15:28:25,054 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 15:28:25,054 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 15:28:25,054 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 15:28:25,055 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 15:28:25,055 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 15:28:25,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 15:28:25,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 15:28:25,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 15:28:25,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 15:28:25,056 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 15:28:25,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 15:28:25,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 15:28:25,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 15:28:25,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 15:28:25,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 15:28:25,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 15:28:25,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 15:28:25,059 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 15:28:25,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f1815ec2a79d9bb0a013612856dde7802cad228 [2021-08-27 15:28:25,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 15:28:25,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 15:28:25,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 15:28:25,406 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 15:28:25,407 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 15:28:25,408 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product11.cil.c [2021-08-27 15:28:25,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a129822/7fd622668a1247bb9eb413b0882a7664/FLAG208a29070 [2021-08-27 15:28:25,927 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 15:28:25,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product11.cil.c [2021-08-27 15:28:25,955 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a129822/7fd622668a1247bb9eb413b0882a7664/FLAG208a29070 [2021-08-27 15:28:25,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a129822/7fd622668a1247bb9eb413b0882a7664 [2021-08-27 15:28:25,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 15:28:25,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 15:28:25,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 15:28:25,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 15:28:25,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 15:28:25,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:28:25" (1/1) ... [2021-08-27 15:28:25,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1104c437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:25, skipping insertion in model container [2021-08-27 15:28:25,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 03:28:25" (1/1) ... [2021-08-27 15:28:25,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 15:28:26,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 15:28:26,409 WARN L228 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_spec1_product11.cil.c[40502,40515] [2021-08-27 15:28:26,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:28:26,485 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 15:28:26,569 WARN L228 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_spec1_product11.cil.c[40502,40515] [2021-08-27 15:28:26,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 15:28:26,616 INFO L208 MainTranslator]: Completed translation [2021-08-27 15:28:26,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26 WrapperNode [2021-08-27 15:28:26,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 15:28:26,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 15:28:26,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 15:28:26,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 15:28:26,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 15:28:26,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 15:28:26,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 15:28:26,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 15:28:26,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:26,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:27,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:27,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 15:28:27,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 15:28:27,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 15:28:27,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 15:28:27,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (1/1) ... [2021-08-27 15:28:27,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:27,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:27,092 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) [2021-08-27 15:28:27,094 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 [2021-08-27 15:28:27,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 15:28:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 15:28:27,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 15:28:27,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 15:28:31,132 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 15:28:31,133 INFO L299 CfgBuilder]: Removed 553 assume(true) statements. [2021-08-27 15:28:31,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:28:31 BoogieIcfgContainer [2021-08-27 15:28:31,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 15:28:31,137 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 15:28:31,137 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 15:28:31,139 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 15:28:31,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:28:31,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 03:28:25" (1/3) ... [2021-08-27 15:28:31,141 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44fa81f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:28:31, skipping insertion in model container [2021-08-27 15:28:31,141 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:28:31,141 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 03:28:26" (2/3) ... [2021-08-27 15:28:31,141 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44fa81f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 03:28:31, skipping insertion in model container [2021-08-27 15:28:31,142 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 15:28:31,142 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:28:31" (3/3) ... [2021-08-27 15:28:31,143 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product11.cil.c [2021-08-27 15:28:31,175 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 15:28:31,176 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 15:28:31,176 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 15:28:31,176 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 15:28:31,176 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 15:28:31,176 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 15:28:31,176 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 15:28:31,177 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 15:28:31,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2406 states, 2405 states have (on average 1.8898128898128899) internal successors, (4545), 2405 states have internal predecessors, (4545), 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) [2021-08-27 15:28:31,295 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1163 [2021-08-27 15:28:31,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:28:31,295 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:28:31,312 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, 1, 1, 1, 1] [2021-08-27 15:28:31,312 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] [2021-08-27 15:28:31,312 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 15:28:31,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2406 states, 2405 states have (on average 1.8898128898128899) internal successors, (4545), 2405 states have internal predecessors, (4545), 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) [2021-08-27 15:28:31,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1163 [2021-08-27 15:28:31,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:28:31,340 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:28:31,346 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, 1, 1, 1, 1] [2021-08-27 15:28:31,346 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] [2021-08-27 15:28:31,361 INFO L791 eck$LassoCheckResult]: Stem: 543#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(10);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(10);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 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; 2294#L-1true havoc main_#res;havoc main_#t~ret167, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 1424#L1919true havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 1607#L1927true main_#t~ret167 := valid_product_#res;main_~tmp~25 := main_#t~ret167;havoc main_#t~ret167; 1198#L2736true assume 0 != main_~tmp~25; 530#L2711true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 2177#L196true havoc bigMacCall_#t~ret160, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 337#L87true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 191#L112true bigMacCall_#t~ret160 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret160;havoc bigMacCall_#t~ret160;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2338#L3107true assume 0 == initPersonOnFloor_~floor; 2250#L3108true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1675#L3215-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 891#L203true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 849#L215-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 893#L2911-2true havoc angelinaCall_#t~ret157, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 1042#L87-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 492#L112-1true angelinaCall_#t~ret157 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret157;havoc angelinaCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 398#L3107-1true assume 0 == initPersonOnFloor_~floor; 1771#L3108-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 781#L3215-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 1414#L203-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1846#L215-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1948#L2911-5true havoc cleanup_#t~ret161, cleanup_#t~ret162, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 244#L2832true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 103#L2859true isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 571#L1880true stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 2005#L1265true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2297#L596true stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 518#L1269true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 482#L1282true timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 2340#L1417true assume !(0 != timeShift_~tmp___9~2); 690#L1508true assume !(1 == ~doorState~0); 1800#L1508-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 804#L2832-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 757#L2859-3true isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 762#L1880-1true stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 599#L1148true assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 816#L596-1true stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 196#L1161true timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 19#L1516true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 1229#L1205true assume !(1 == ~currentHeading~0); 1906#L1215true assume !(0 == ~currentFloorID~0); 1113#L1215-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1576#L1221-5true havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1936#L596-3true __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 2137#L241true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2093#L242true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 2312#L605true __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 944#L246true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 364#L301true cleanup_~i~3 := 0; 1850#L2543-2true [2021-08-27 15:28:31,362 INFO L793 eck$LassoCheckResult]: Loop: 1850#L2543-2true assume !false; 1223#L2544true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 1540#L2547true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 441#L447true cleanup_#t~ret161 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 1209#L2551true assume 1 != cleanup_~tmp___0~11; 1830#L2551-1true havoc isIdle_#res;havoc isIdle_#t~ret19, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 2077#L2832-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 1743#L2859-25true anyStopRequested_#t~ret14 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret14;havoc anyStopRequested_#t~ret14; 477#L704true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 7#L768true isIdle_#t~ret19 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret19;havoc isIdle_#t~ret19;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 669#L781true cleanup_#t~ret162 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret162;havoc cleanup_#t~ret162; 638#L2563true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 115#L2832-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 862#L2859-30true isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 65#L1880-3true stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 541#L1265-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2073#L596-4true stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 2399#L1269-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1225#L1282-1true timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 1418#L1417-1true assume !(0 != timeShift_~tmp___9~2); 2235#L1508-3true assume 1 == ~doorState~0;~doorState~0 := 0; 371#L1508-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 26#L2832-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 1504#L2859-33true isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 921#L1880-4true stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 1553#L1148-2true assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 1594#L596-5true stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 1711#L1161-2true timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 538#L1516-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 1568#L1205-3true assume !(1 == ~currentHeading~0); 2341#L1215-9true assume !(0 == ~currentFloorID~0); 2178#L1215-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 733#L1221-11true havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 783#L596-7true __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 1342#L241-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1101#L242-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 237#L605-5true __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 145#L246-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 375#L301-1true cleanup_~i~3 := 1 + cleanup_~i~3; 1850#L2543-2true [2021-08-27 15:28:31,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:31,367 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 1 times [2021-08-27 15:28:31,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:31,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115245007] [2021-08-27 15:28:31,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:31,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:31,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:31,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:31,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115245007] [2021-08-27 15:28:31,713 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115245007] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:31,713 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:31,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:28:31,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456533273] [2021-08-27 15:28:31,719 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:28:31,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:31,720 INFO L82 PathProgramCache]: Analyzing trace with hash 294638803, now seen corresponding path program 1 times [2021-08-27 15:28:31,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:31,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380299240] [2021-08-27 15:28:31,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:31,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:31,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:31,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:31,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380299240] [2021-08-27 15:28:31,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380299240] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:31,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:31,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:28:31,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377886899] [2021-08-27 15:28:31,782 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:28:31,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:28:31,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 15:28:31,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 15:28:31,799 INFO L87 Difference]: Start difference. First operand has 2406 states, 2405 states have (on average 1.8898128898128899) internal successors, (4545), 2405 states have internal predecessors, (4545), 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 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2021-08-27 15:28:32,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:28:32,078 INFO L93 Difference]: Finished difference Result 3599 states and 6767 transitions. [2021-08-27 15:28:32,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 15:28:32,081 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3599 states and 6767 transitions. [2021-08-27 15:28:32,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2316 [2021-08-27 15:28:32,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3599 states to 3571 states and 6734 transitions. [2021-08-27 15:28:32,140 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3571 [2021-08-27 15:28:32,145 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3571 [2021-08-27 15:28:32,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3571 states and 6734 transitions. [2021-08-27 15:28:32,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:28:32,158 INFO L681 BuchiCegarLoop]: Abstraction has 3571 states and 6734 transitions. [2021-08-27 15:28:32,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3571 states and 6734 transitions. [2021-08-27 15:28:32,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3571 to 3569. [2021-08-27 15:28:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3569 states, 3569 states have (on average 1.885962454469039) internal successors, (6731), 3568 states have internal predecessors, (6731), 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) [2021-08-27 15:28:32,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 3569 states and 6731 transitions. [2021-08-27 15:28:32,270 INFO L704 BuchiCegarLoop]: Abstraction has 3569 states and 6731 transitions. [2021-08-27 15:28:32,270 INFO L587 BuchiCegarLoop]: Abstraction has 3569 states and 6731 transitions. [2021-08-27 15:28:32,270 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 15:28:32,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3569 states and 6731 transitions. [2021-08-27 15:28:32,287 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2314 [2021-08-27 15:28:32,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:28:32,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:28:32,290 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, 1, 1, 1, 1] [2021-08-27 15:28:32,290 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] [2021-08-27 15:28:32,291 INFO L791 eck$LassoCheckResult]: Stem: 7057#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(10);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(10);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 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; 7058#L-1 havoc main_#res;havoc main_#t~ret167, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 8043#L1919 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 8044#L1927 main_#t~ret167 := valid_product_#res;main_~tmp~25 := main_#t~ret167;havoc main_#t~ret167; 7855#L2736 assume 0 != main_~tmp~25; 7039#L2711 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 7040#L196 havoc bigMacCall_#t~ret160, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 6732#L87 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6469#L112 bigMacCall_#t~ret160 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret160;havoc bigMacCall_#t~ret160;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6470#L3107 assume 0 == initPersonOnFloor_~floor; 8406#L3108 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6019#L3215-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7537#L203 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 7160#L215-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7462#L2911-2 havoc angelinaCall_#t~ret157, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 7539#L87-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6247#L112-1 angelinaCall_#t~ret157 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret157;havoc angelinaCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6837#L3107-1 assume 0 == initPersonOnFloor_~floor; 6838#L3108-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6229#L3215-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 7402#L203-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6221#L215-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6263#L2911-5 havoc cleanup_#t~ret161, cleanup_#t~ret162, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 6567#L2832 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6266#L2859 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 6267#L1880 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 7106#L1265 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 8344#L596 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 7016#L1269 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 6682#L1282 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 6962#L1417 assume !(0 != timeShift_~tmp___9~2); 7282#L1508 assume !(1 == ~doorState~0); 7283#L1508-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 7429#L2832-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6033#L2859-3 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 7372#L1880-1 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 7148#L1148 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 7150#L596-1 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 6481#L1161 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 6059#L1516 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 6061#L1205 assume !(1 == ~currentHeading~0); 7880#L1215 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 8312#L1215-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6148#L1221-5 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 8683#L596-3 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 8682#L241 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8680#L242 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 8678#L605 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 8647#L246 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 8638#L301 cleanup_~i~3 := 0; 8632#L2543-2 [2021-08-27 15:28:32,291 INFO L793 eck$LassoCheckResult]: Loop: 8632#L2543-2 assume !false; 8630#L2544 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 8629#L2547 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 8628#L447 cleanup_#t~ret161 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 8627#L2551 assume 1 != cleanup_~tmp___0~11; 8626#L2551-1 havoc isIdle_#res;havoc isIdle_#t~ret19, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8620#L2832-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 8615#L2859-25 anyStopRequested_#t~ret14 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret14;havoc anyStopRequested_#t~ret14; 8590#L704 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 8585#L768 isIdle_#t~ret19 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret19;havoc isIdle_#t~ret19;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 8584#L781 cleanup_#t~ret162 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret162;havoc cleanup_#t~ret162; 8583#L2563 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8581#L2832-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 8577#L2859-30 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 8572#L1880-3 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 8569#L1265-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 8565#L596-4 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 8563#L1269-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 8560#L1282-1 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 8558#L1417-1 assume !(0 != timeShift_~tmp___9~2); 8557#L1508-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8551#L1508-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8534#L2832-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 8471#L2859-33 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 8470#L1880-4 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 8468#L1148-2 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 8422#L596-5 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 8421#L1161-2 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 8419#L1516-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 8418#L1205-3 assume !(1 == ~currentHeading~0); 8143#L1215-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6763#L1215-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 8671#L1221-11 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 8670#L596-7 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 8669#L241-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8667#L242-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 8668#L605-5 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 8652#L246-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 8637#L301-1 cleanup_~i~3 := 1 + cleanup_~i~3; 8632#L2543-2 [2021-08-27 15:28:32,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:32,292 INFO L82 PathProgramCache]: Analyzing trace with hash -690440323, now seen corresponding path program 1 times [2021-08-27 15:28:32,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:32,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861766335] [2021-08-27 15:28:32,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:32,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:32,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:32,348 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861766335] [2021-08-27 15:28:32,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861766335] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:32,348 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:32,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:28:32,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61988925] [2021-08-27 15:28:32,349 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:28:32,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:32,350 INFO L82 PathProgramCache]: Analyzing trace with hash -385419567, now seen corresponding path program 1 times [2021-08-27 15:28:32,350 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:32,350 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514569889] [2021-08-27 15:28:32,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:32,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:32,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:32,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:32,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514569889] [2021-08-27 15:28:32,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514569889] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:32,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:32,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-27 15:28:32,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362749534] [2021-08-27 15:28:32,416 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:28:32,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:28:32,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-27 15:28:32,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-27 15:28:32,417 INFO L87 Difference]: Start difference. First operand 3569 states and 6731 transitions. cyclomatic complexity: 3163 Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 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) [2021-08-27 15:28:36,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:28:36,242 INFO L93 Difference]: Finished difference Result 28334 states and 53151 transitions. [2021-08-27 15:28:36,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-27 15:28:36,246 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28334 states and 53151 transitions. [2021-08-27 15:28:36,452 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16904 [2021-08-27 15:28:36,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28334 states to 28334 states and 53151 transitions. [2021-08-27 15:28:36,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28334 [2021-08-27 15:28:36,647 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28334 [2021-08-27 15:28:36,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28334 states and 53151 transitions. [2021-08-27 15:28:36,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:28:36,692 INFO L681 BuchiCegarLoop]: Abstraction has 28334 states and 53151 transitions. [2021-08-27 15:28:36,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28334 states and 53151 transitions. [2021-08-27 15:28:36,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28334 to 10173. [2021-08-27 15:28:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10173 states, 10173 states have (on average 1.8784036174186571) internal successors, (19109), 10172 states have internal predecessors, (19109), 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) [2021-08-27 15:28:37,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10173 states to 10173 states and 19109 transitions. [2021-08-27 15:28:37,032 INFO L704 BuchiCegarLoop]: Abstraction has 10173 states and 19109 transitions. [2021-08-27 15:28:37,032 INFO L587 BuchiCegarLoop]: Abstraction has 10173 states and 19109 transitions. [2021-08-27 15:28:37,032 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 15:28:37,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10173 states and 19109 transitions. [2021-08-27 15:28:37,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6766 [2021-08-27 15:28:37,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:28:37,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:28:37,077 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, 1, 1, 1, 1] [2021-08-27 15:28:37,078 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] [2021-08-27 15:28:37,078 INFO L791 eck$LassoCheckResult]: Stem: 39027#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(10);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(10);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 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; 39028#L-1 havoc main_#res;havoc main_#t~ret167, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 40118#L1919 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 40119#L1927 main_#t~ret167 := valid_product_#res;main_~tmp~25 := main_#t~ret167;havoc main_#t~ret167; 39897#L2736 assume 0 != main_~tmp~25; 39007#L2711 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 39008#L196 havoc bigMacCall_#t~ret160, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 38682#L87 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 38409#L112 bigMacCall_#t~ret160 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret160;havoc bigMacCall_#t~ret160;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 38410#L3107 assume 0 == initPersonOnFloor_~floor; 40627#L3108 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 37962#L3215-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 39541#L203 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 39135#L215-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 39456#L2911-2 havoc angelinaCall_#t~ret157, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 39543#L87-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 38188#L112-1 angelinaCall_#t~ret157 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret157;havoc angelinaCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 38792#L3107-1 assume 0 == initPersonOnFloor_~floor; 38793#L3108-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 38170#L3215-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 39393#L203-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 38162#L215-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 38204#L2911-5 havoc cleanup_#t~ret161, cleanup_#t~ret162, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 38511#L2832 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 38207#L2859 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 38208#L1880 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 40683#L1265 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 40633#L596 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 38981#L1269 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 38983#L1282 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 45185#L1417 assume !(0 != timeShift_~tmp___9~2); 45186#L1508 assume !(1 == ~doorState~0); 46083#L1508-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 46082#L2832-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 46081#L2859-3 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 46080#L1880-1 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 46078#L1148 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 46079#L596-1 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 46087#L1161 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 46085#L1516 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 39927#L1205 assume !(1 == ~currentHeading~0); 39928#L1215 assume !(0 == ~currentFloorID~0); 39807#L1215-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 38101#L1221-5 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 46348#L596-3 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 46347#L241 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 46346#L242 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 46344#L605 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 46340#L246 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 46331#L301 cleanup_~i~3 := 0; 40448#L2543-2 [2021-08-27 15:28:37,078 INFO L793 eck$LassoCheckResult]: Loop: 40448#L2543-2 assume !false; 40449#L2544 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 40222#L2547 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 40223#L447 cleanup_#t~ret161 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 39907#L2551 assume 1 != cleanup_~tmp___0~11; 39908#L2551-1 havoc isIdle_#res;havoc isIdle_#t~ret19, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 44427#L2832-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 44428#L2859-25 anyStopRequested_#t~ret14 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret14;havoc anyStopRequested_#t~ret14; 38914#L704 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 37970#L768 isIdle_#t~ret19 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret19;havoc isIdle_#t~ret19;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 37971#L781 cleanup_#t~ret162 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret162;havoc cleanup_#t~ret162; 39184#L2563 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 39185#L2832-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 39497#L2859-30 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 39498#L1880-3 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 42070#L1265-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 42071#L596-4 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 42066#L1269-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 40650#L1282-1 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 45964#L1417-1 assume !(0 != timeShift_~tmp___9~2); 45965#L1508-3 assume 1 == ~doorState~0;~doorState~0 := 0; 46233#L1508-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 46234#L2832-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 46229#L2859-33 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 46230#L1880-4 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 46225#L1148-2 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 46226#L596-5 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 47294#L1161-2 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 47284#L1516-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 40246#L1205-3 assume !(1 == ~currentHeading~0); 40247#L1215-9 assume !(0 == ~currentFloorID~0); 38712#L1215-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 39330#L1221-11 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 39331#L596-7 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 39396#L241-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 46359#L242-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 38499#L605-5 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 38500#L246-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 46330#L301-1 cleanup_~i~3 := 1 + cleanup_~i~3; 40448#L2543-2 [2021-08-27 15:28:37,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:37,079 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 2 times [2021-08-27 15:28:37,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:37,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605140296] [2021-08-27 15:28:37,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:37,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:37,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:37,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:37,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:37,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605140296] [2021-08-27 15:28:37,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605140296] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:37,219 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:37,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:28:37,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688644674] [2021-08-27 15:28:37,219 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:28:37,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:37,220 INFO L82 PathProgramCache]: Analyzing trace with hash -514707823, now seen corresponding path program 1 times [2021-08-27 15:28:37,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:37,220 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132931418] [2021-08-27 15:28:37,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:37,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:37,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:37,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:37,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132931418] [2021-08-27 15:28:37,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132931418] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:37,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:37,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-27 15:28:37,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690840661] [2021-08-27 15:28:37,266 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 15:28:37,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:28:37,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 15:28:37,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-27 15:28:37,268 INFO L87 Difference]: Start difference. First operand 10173 states and 19109 transitions. cyclomatic complexity: 8938 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2021-08-27 15:28:37,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:28:37,646 INFO L93 Difference]: Finished difference Result 36969 states and 68998 transitions. [2021-08-27 15:28:37,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-27 15:28:37,654 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36969 states and 68998 transitions. [2021-08-27 15:28:37,820 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 32460 [2021-08-27 15:28:37,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36969 states to 36969 states and 68998 transitions. [2021-08-27 15:28:37,959 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36969 [2021-08-27 15:28:38,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36969 [2021-08-27 15:28:38,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36969 states and 68998 transitions. [2021-08-27 15:28:38,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:28:38,054 INFO L681 BuchiCegarLoop]: Abstraction has 36969 states and 68998 transitions. [2021-08-27 15:28:38,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36969 states and 68998 transitions. [2021-08-27 15:28:38,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36969 to 13146. [2021-08-27 15:28:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13146 states, 13146 states have (on average 1.8611745017495815) internal successors, (24467), 13145 states have internal predecessors, (24467), 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) [2021-08-27 15:28:38,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13146 states to 13146 states and 24467 transitions. [2021-08-27 15:28:38,538 INFO L704 BuchiCegarLoop]: Abstraction has 13146 states and 24467 transitions. [2021-08-27 15:28:38,538 INFO L587 BuchiCegarLoop]: Abstraction has 13146 states and 24467 transitions. [2021-08-27 15:28:38,539 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 15:28:38,539 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13146 states and 24467 transitions. [2021-08-27 15:28:38,582 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8818 [2021-08-27 15:28:38,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 15:28:38,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 15:28:38,673 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, 1, 1, 1, 1] [2021-08-27 15:28:38,673 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] [2021-08-27 15:28:38,673 INFO L791 eck$LassoCheckResult]: Stem: 86187#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(10);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(10);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.allocOnStack(30);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(9);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(21);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(30);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(25);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 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; 86188#L-1 havoc main_#res;havoc main_#t~ret167, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 87297#L1919 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 87298#L1927 main_#t~ret167 := valid_product_#res;main_~tmp~25 := main_#t~ret167;havoc main_#t~ret167; 87081#L2736 assume 0 != main_~tmp~25; 86167#L2711 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 86168#L196 havoc bigMacCall_#t~ret160, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 85843#L87 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 85571#L112 bigMacCall_#t~ret160 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret160;havoc bigMacCall_#t~ret160;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 85572#L3107 assume 0 == initPersonOnFloor_~floor; 87806#L3108 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 85129#L3215-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 86717#L203 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 86296#L215-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 86632#L2911-2 havoc angelinaCall_#t~ret157, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 86719#L87-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 85349#L112-1 angelinaCall_#t~ret157 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret157;havoc angelinaCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 85953#L3107-1 assume 0 == initPersonOnFloor_~floor; 85954#L3108-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 85331#L3215-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 86565#L203-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 85323#L215-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 85365#L2911-5 havoc cleanup_#t~ret161, cleanup_#t~ret162, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 85676#L2832 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 85368#L2859 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 85369#L1880 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 87862#L1265 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 87821#L596 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 86143#L1269 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 86145#L1282 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 87833#L1417 assume !(0 != timeShift_~tmp___9~2); 87834#L1508 assume !(1 == ~doorState~0); 87580#L1508-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 87581#L2832-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 86526#L2859-3 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 86527#L1880-1 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 86284#L1148 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 86286#L596-1 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 93290#L1161 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 93289#L1516 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 93287#L1205 assume !(1 == ~currentHeading~0); 87642#L1215 assume !(0 == ~currentFloorID~0); 86991#L1215-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 85262#L1221-5 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 87662#L596-3 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 87663#L241 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 87740#L242 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 87742#L605 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 93235#L246 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 85418#L301 cleanup_~i~3 := 0; 93590#L2543-2 [2021-08-27 15:28:38,674 INFO L793 eck$LassoCheckResult]: Loop: 93590#L2543-2 assume !false; 93588#L2544 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 93583#L2547 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 93581#L447 cleanup_#t~ret161 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 93576#L2551 assume 1 != cleanup_~tmp___0~11; 93574#L2551-1 havoc isIdle_#res;havoc isIdle_#t~ret19, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_#t~ret18, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 93566#L2832-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 93561#L2859-25 anyStopRequested_#t~ret14 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret14;havoc anyStopRequested_#t~ret14; 93552#L704 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 93547#L768 isIdle_#t~ret19 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret19;havoc isIdle_#t~ret19;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 93546#L781 cleanup_#t~ret162 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret162;havoc cleanup_#t~ret162; 93545#L2563 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret37, stopRequestedAtCurrentFloor_#t~ret38, stopRequestedAtCurrentFloor_#t~ret39, stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 93544#L2832-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 90643#L2859-30 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 93539#L1880-3 stopRequestedAtCurrentFloor_#t~ret37 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret37;havoc stopRequestedAtCurrentFloor_#t~ret37; 93536#L1265-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 93538#L596-4 stopRequestedAtCurrentFloor_#t~ret38 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret38;havoc stopRequestedAtCurrentFloor_#t~ret38; 95573#L1269-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 95574#L1282-1 timeShift_#t~ret53 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 95668#L1417-1 assume !(0 != timeShift_~tmp___9~2); 95666#L1508-3 assume !(1 == ~doorState~0); 85903#L1508-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret111, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 85181#L2832-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 85182#L2859-33 isExecutiveFloorCalling_#t~ret111 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret111;havoc isExecutiveFloorCalling_#t~ret111;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 86755#L1880-4 stopRequestedInDirection_#t~ret31 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret31;havoc stopRequestedInDirection_#t~ret31; 86756#L1148-2 assume 0 != stopRequestedInDirection_~tmp___0~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 87404#L596-5 stopRequestedInDirection_#t~ret32 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret32;havoc stopRequestedInDirection_#t~ret32;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 86078#L1161-2 timeShift_#t~ret60 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret60;havoc timeShift_#t~ret60; 86179#L1516-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret34, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 86181#L1205-3 assume !(1 == ~currentHeading~0); 87836#L1215-9 assume !(0 == ~currentFloorID~0); 85873#L1215-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 86705#L1221-11 havoc __utac_acc__Specification1_spec__3_#t~ret7, __utac_acc__Specification1_spec__3_#t~ret8, __utac_acc__Specification1_spec__3_#t~ret9, __utac_acc__Specification1_spec__3_#t~ret10, __utac_acc__Specification1_spec__3_#t~ret11, __utac_acc__Specification1_spec__3_#t~ret12, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 94691#L596-7 __utac_acc__Specification1_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret7;havoc __utac_acc__Specification1_spec__3_#t~ret7;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 94692#L241-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 94688#L242-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 94689#L605-5 __utac_acc__Specification1_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret8;havoc __utac_acc__Specification1_spec__3_#t~ret8; 94684#L246-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 93591#L301-1 cleanup_~i~3 := 1 + cleanup_~i~3; 93590#L2543-2 [2021-08-27 15:28:38,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:38,675 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 3 times [2021-08-27 15:28:38,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:38,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329492371] [2021-08-27 15:28:38,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:38,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:38,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 15:28:38,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329492371] [2021-08-27 15:28:38,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329492371] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 15:28:38,743 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 15:28:38,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-27 15:28:38,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025676360] [2021-08-27 15:28:38,744 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-27 15:28:38,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:38,744 INFO L82 PathProgramCache]: Analyzing trace with hash 2091315731, now seen corresponding path program 1 times [2021-08-27 15:28:38,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 15:28:38,745 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035769867] [2021-08-27 15:28:38,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 15:28:38,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 15:28:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:28:38,760 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 15:28:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 15:28:38,826 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 15:28:40,246 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:28:40,246 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:28:40,246 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:28:40,246 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:28:40,247 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-27 15:28:40,247 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:40,247 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:28:40,247 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:28:40,247 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product11.cil.c_Iteration4_Loop [2021-08-27 15:28:40,247 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:28:40,247 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:28:40,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:40,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:41,091 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:28:41,092 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-27 15:28:41,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,103 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2021-08-27 15:28:41,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-27 15:28:41,108 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,109 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,123 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,123 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,147 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2021-08-27 15:28:41,156 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-27 15:28:41,177 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,177 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,224 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,225 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2021-08-27 15:28:41,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-27 15:28:41,228 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,228 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,250 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,250 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret12=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret12=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,285 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2021-08-27 15:28:41,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-27 15:28:41,302 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,302 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,349 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,350 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret8=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,376 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,377 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2021-08-27 15:28:41,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-27 15:28:41,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,380 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,401 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,401 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret55=0} Honda state: {ULTIMATE.start_timeShift_#t~ret55=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,427 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2021-08-27 15:28:41,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-27 15:28:41,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,429 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,435 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,435 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret57=0} Honda state: {ULTIMATE.start_timeShift_#t~ret57=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,453 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,453 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2021-08-27 15:28:41,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-27 15:28:41,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,468 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,468 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~3=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,503 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2021-08-27 15:28:41,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,508 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-27 15:28:41,531 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,531 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret32=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret32=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,555 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,556 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2021-08-27 15:28:41,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-27 15:28:41,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,577 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,577 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,598 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,599 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2021-08-27 15:28:41,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-27 15:28:41,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,601 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,607 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,607 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret10=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,625 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2021-08-27 15:28:41,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-27 15:28:41,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,633 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,633 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret38=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret38=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,648 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2021-08-27 15:28:41,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-27 15:28:41,650 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,650 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,657 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,657 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret59=0} Honda state: {ULTIMATE.start_timeShift_#t~ret59=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,672 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,673 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2021-08-27 15:28:41,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-27 15:28:41,674 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,674 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,680 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,681 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___0~7=0} Honda state: {ULTIMATE.start_timeShift_~tmp___0~7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:41,695 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,696 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2021-08-27 15:28:41,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-27 15:28:41,700 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,700 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,706 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-27 15:28:41,706 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret53=0} Honda state: {ULTIMATE.start_timeShift_#t~ret53=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-27 15:28:41,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-08-27 15:28:41,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,721 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2021-08-27 15:28:41,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-27 15:28:41,726 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-27 15:28:41,726 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:41,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-08-27 15:28:41,748 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:41,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:41,749 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2021-08-27 15:28:41,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 15:28:41,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-27 15:28:41,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-27 15:28:42,219 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-27 15:28:42,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:42,222 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 15:28:42,223 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 15:28:42,223 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 15:28:42,223 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 15:28:42,223 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 15:28:42,223 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:42,223 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 15:28:42,223 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 15:28:42,223 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product11.cil.c_Iteration4_Loop [2021-08-27 15:28:42,223 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 15:28:42,223 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 15:28:42,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:42,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 15:28:43,079 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 15:28:43,095 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 15:28:43,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,101 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2021-08-27 15:28:43,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-27 15:28:43,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,159 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,160 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2021-08-27 15:28:43,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-27 15:28:43,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,213 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2021-08-27 15:28:43,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-27 15:28:43,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,260 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-08-27 15:28:43,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,261 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2021-08-27 15:28:43,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-27 15:28:43,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,293 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,293 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2021-08-27 15:28:43,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-27 15:28:43,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-08-27 15:28:43,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,319 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2021-08-27 15:28:43,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-27 15:28:43,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-08-27 15:28:43,349 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,350 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2021-08-27 15:28:43,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-27 15:28:43,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-08-27 15:28:43,384 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,384 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2021-08-27 15:28:43,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-08-27 15:28:43,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,415 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2021-08-27 15:28:43,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-08-27 15:28:43,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-08-27 15:28:43,439 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,439 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2021-08-27 15:28:43,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-08-27 15:28:43,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,465 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2021-08-27 15:28:43,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-08-27 15:28:43,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-08-27 15:28:43,519 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,520 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2021-08-27 15:28:43,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-08-27 15:28:43,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 15:28:43,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-08-27 15:28:43,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,569 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2021-08-27 15:28:43,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-08-27 15:28:43,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 15:28:43,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 15:28:43,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 15:28:43,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 15:28:43,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 15:28:43,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 15:28:43,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 15:28:43,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 15:28:43,600 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 15:28:43,629 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-08-27 15:28:43,629 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-08-27 15:28:43,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 15:28:43,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 15:28:43,633 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2021-08-27 15:28:43,641 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 15:28:43,641 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-27 15:28:43,641 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 15:28:43,642 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2021-08-27 15:28:43,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-08-27 15:28:43,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,664 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-08-27 15:28:43,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 15:28:43,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-08-27 15:28:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:43,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 15:28:43,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:28:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 15:28:44,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-27 15:28:44,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 15:28:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 15:28:44,336 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-08-27 15:28:44,337 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13146 states and 24467 transitions. cyclomatic complexity: 11323 Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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) [2021-08-27 15:28:44,621 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13146 states and 24467 transitions. cyclomatic complexity: 11323. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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) Result 21963 states and 40863 transitions. Complement of second has 8 states. [2021-08-27 15:28:44,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-08-27 15:28:44,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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) [2021-08-27 15:28:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4521 transitions. [2021-08-27 15:28:44,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 50 letters. Loop has 39 letters. [2021-08-27 15:28:44,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:28:44,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 89 letters. Loop has 39 letters. [2021-08-27 15:28:44,634 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:28:44,634 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 50 letters. Loop has 78 letters. [2021-08-27 15:28:44,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 15:28:44,636 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21963 states and 40863 transitions. [2021-08-27 15:28:44,738 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:28:44,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21963 states to 0 states and 0 transitions. [2021-08-27 15:28:44,739 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:28:44,739 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:28:44,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:28:44,739 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:28:44,739 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:28:44,739 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:28:44,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 15:28:44,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 15:28:44,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 15:28:44,740 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-08-27 15:28:44,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 15:28:44,740 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-08-27 15:28:44,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-27 15:28:44,741 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:28:44,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 15:28:44,741 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 15:28:44,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 15:28:44,741 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-08-27 15:28:44,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 15:28:44,741 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 15:28:44,741 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 15:28:44,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 03:28:44 BoogieIcfgContainer [2021-08-27 15:28:44,747 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 15:28:44,748 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 15:28:44,748 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 15:28:44,748 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 15:28:44,748 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 03:28:31" (3/4) ... [2021-08-27 15:28:44,750 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 15:28:44,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 15:28:44,752 INFO L168 Benchmark]: Toolchain (without parser) took 18777.50 ms. Allocated memory was 54.5 MB in the beginning and 1.2 GB in the end (delta: 1.2 GB). Free memory was 30.1 MB in the beginning and 686.1 MB in the end (delta: -656.0 MB). Peak memory consumption was 525.9 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,752 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:28:44,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.38 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 29.9 MB in the beginning and 41.0 MB in the end (delta: -11.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.00 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 31.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,753 INFO L168 Benchmark]: Boogie Preprocessor took 236.76 ms. Allocated memory was 69.2 MB in the beginning and 109.1 MB in the end (delta: 39.8 MB). Free memory was 31.5 MB in the beginning and 64.3 MB in the end (delta: -32.8 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,753 INFO L168 Benchmark]: RCFGBuilder took 4086.93 ms. Allocated memory was 109.1 MB in the beginning and 266.3 MB in the end (delta: 157.3 MB). Free memory was 64.3 MB in the beginning and 147.6 MB in the end (delta: -83.4 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,754 INFO L168 Benchmark]: BuchiAutomizer took 13610.54 ms. Allocated memory was 266.3 MB in the beginning and 1.2 GB in the end (delta: 971.0 MB). Free memory was 147.6 MB in the beginning and 686.1 MB in the end (delta: -538.4 MB). Peak memory consumption was 431.5 MB. Max. memory is 16.1 GB. [2021-08-27 15:28:44,754 INFO L168 Benchmark]: Witness Printer took 2.68 ms. Allocated memory is still 1.2 GB. Free memory is still 686.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 15:28:44,757 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 641.38 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 29.9 MB in the beginning and 41.0 MB in the end (delta: -11.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 193.00 ms. Allocated memory is still 69.2 MB. Free memory was 41.0 MB in the beginning and 31.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 236.76 ms. Allocated memory was 69.2 MB in the beginning and 109.1 MB in the end (delta: 39.8 MB). Free memory was 31.5 MB in the beginning and 64.3 MB in the end (delta: -32.8 MB). Peak memory consumption was 19.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4086.93 ms. Allocated memory was 109.1 MB in the beginning and 266.3 MB in the end (delta: 157.3 MB). Free memory was 64.3 MB in the beginning and 147.6 MB in the end (delta: -83.4 MB). Peak memory consumption was 156.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 13610.54 ms. Allocated memory was 266.3 MB in the beginning and 1.2 GB in the end (delta: 971.0 MB). Free memory was 147.6 MB in the beginning and 686.1 MB in the end (delta: -538.4 MB). Peak memory consumption was 431.5 MB. Max. memory is 16.1 GB. * Witness Printer took 2.68 ms. Allocated memory is still 1.2 GB. Free memory is still 686.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + cleanupTimeShifts and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 13.5s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 5.7s. Construction of modules took 2.7s. Büchi inclusion checks took 2.7s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 924.4ms AutomataMinimizationTime, 3 MinimizatonAttempts, 41986 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.8s Buchi closure took 0.0s. Biggest automaton had 13146 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 24474 SDtfs, 68768 SDslu, 61610 SDs, 0 SdLazy, 2793 SolverSat, 695 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2710.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 14 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 15:28:44,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...