./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5fbdf5bf 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_spec14_product32.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 25e0c1401a7ec2ca939577e51c928fc01f981092 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-31 03:00:31,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-31 03:00:31,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-31 03:00:31,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-31 03:00:31,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-31 03:00:31,852 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-31 03:00:31,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-31 03:00:31,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-31 03:00:31,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-31 03:00:31,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-31 03:00:31,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-31 03:00:31,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-31 03:00:31,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-31 03:00:31,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-31 03:00:31,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-31 03:00:31,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-31 03:00:31,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-31 03:00:31,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-31 03:00:31,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-31 03:00:31,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-31 03:00:31,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-31 03:00:31,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-31 03:00:31,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-31 03:00:31,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-31 03:00:31,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-31 03:00:31,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-31 03:00:31,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-31 03:00:31,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-31 03:00:31,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-31 03:00:31,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-31 03:00:31,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-31 03:00:31,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-31 03:00:31,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-31 03:00:31,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-31 03:00:31,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-31 03:00:31,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-31 03:00:31,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-31 03:00:31,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-31 03:00:31,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-31 03:00:31,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-31 03:00:31,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-31 03:00:31,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-08-31 03:00:31,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-31 03:00:31,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-31 03:00:31,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-31 03:00:31,951 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-31 03:00:31,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-31 03:00:31,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-31 03:00:31,953 INFO L138 SettingsManager]: * Use SBE=true [2021-08-31 03:00:31,953 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-31 03:00:31,954 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-31 03:00:31,954 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-31 03:00:31,954 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-31 03:00:31,955 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-31 03:00:31,955 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-31 03:00:31,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-31 03:00:31,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-31 03:00:31,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-31 03:00:31,956 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-31 03:00:31,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-31 03:00:31,957 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-31 03:00:31,957 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-31 03:00:31,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-31 03:00:31,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-31 03:00:31,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-31 03:00:31,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-31 03:00:31,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-31 03:00:31,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-31 03:00:31,959 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-31 03:00:31,959 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25e0c1401a7ec2ca939577e51c928fc01f981092 [2021-08-31 03:00:32,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-31 03:00:32,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-31 03:00:32,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-31 03:00:32,295 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-31 03:00:32,295 INFO L275 PluginConnector]: CDTParser initialized [2021-08-31 03:00:32,296 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2021-08-31 03:00:32,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a4cad2/bda4ccd00d6a44d89acdb8acc452a148/FLAG6acfb33d5 [2021-08-31 03:00:32,933 INFO L306 CDTParser]: Found 1 translation units. [2021-08-31 03:00:32,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec14_product32.cil.c [2021-08-31 03:00:32,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a4cad2/bda4ccd00d6a44d89acdb8acc452a148/FLAG6acfb33d5 [2021-08-31 03:00:33,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b68a4cad2/bda4ccd00d6a44d89acdb8acc452a148 [2021-08-31 03:00:33,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-31 03:00:33,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-31 03:00:33,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-31 03:00:33,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-31 03:00:33,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-31 03:00:33,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:33,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15c2353b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33, skipping insertion in model container [2021-08-31 03:00:33,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:33,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-31 03:00:33,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-31 03:00:33,756 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_spec14_product32.cil.c[71197,71210] [2021-08-31 03:00:33,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:00:33,772 INFO L203 MainTranslator]: Completed pre-run [2021-08-31 03:00:33,873 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_spec14_product32.cil.c[71197,71210] [2021-08-31 03:00:33,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-31 03:00:33,899 INFO L208 MainTranslator]: Completed translation [2021-08-31 03:00:33,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33 WrapperNode [2021-08-31 03:00:33,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-31 03:00:33,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-31 03:00:33,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-31 03:00:33,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-31 03:00:33,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:33,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:34,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-31 03:00:34,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-31 03:00:34,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-31 03:00:34,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-31 03:00:34,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:34,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:34,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:34,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:35,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:35,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:35,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:36,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-31 03:00:36,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-31 03:00:36,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-31 03:00:36,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-31 03:00:36,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (1/1) ... [2021-08-31 03:00:36,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:00:36,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:00:36,078 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) [2021-08-31 03:00:36,104 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 [2021-08-31 03:00:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-31 03:00:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-31 03:00:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-31 03:00:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-31 03:00:39,949 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-31 03:00:39,949 INFO L299 CfgBuilder]: Removed 4063 assume(true) statements. [2021-08-31 03:00:39,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:00:39 BoogieIcfgContainer [2021-08-31 03:00:39,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-31 03:00:39,968 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-31 03:00:39,969 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-31 03:00:39,971 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-31 03:00:39,972 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:00:39,972 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.08 03:00:33" (1/3) ... [2021-08-31 03:00:39,973 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d7407cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:00:39, skipping insertion in model container [2021-08-31 03:00:39,973 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:00:39,973 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:00:33" (2/3) ... [2021-08-31 03:00:39,974 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d7407cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.08 03:00:39, skipping insertion in model container [2021-08-31 03:00:39,974 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-31 03:00:39,974 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:00:39" (3/3) ... [2021-08-31 03:00:39,975 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec14_product32.cil.c [2021-08-31 03:00:40,025 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-31 03:00:40,025 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-31 03:00:40,025 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-31 03:00:40,025 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-31 03:00:40,025 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-31 03:00:40,025 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-31 03:00:40,026 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-31 03:00:40,026 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-31 03:00:40,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 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) [2021-08-31 03:00:40,530 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3514 [2021-08-31 03:00:40,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:00:40,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:00:40,556 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, 1, 1, 1, 1, 1, 1] [2021-08-31 03:00:40,556 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] [2021-08-31 03:00:40,556 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-31 03:00:40,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 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) [2021-08-31 03:00:40,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3514 [2021-08-31 03:00:40,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:00:40,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:00:40,804 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, 1, 1, 1, 1, 1, 1] [2021-08-31 03:00:40,805 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] [2021-08-31 03:00:40,823 INFO L791 eck$LassoCheckResult]: Stem: 7016#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(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(10);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string126.base, #t~string126.offset, 1);call write~init~int(95, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(93, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string128.base, #t~string128.offset, 1);call write~init~int(93, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(97, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(116, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(32, #t~string130.base, 3 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 4 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string132.base, #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 2 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(10);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string136.base, #t~string136.offset, 1);call write~init~int(112, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string138.base, #t~string138.offset, 1);call write~init~int(111, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(119, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(110, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 4 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(73, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(76, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(95, #t~string140.base, 3 + #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 4 + #t~string140.offset, 1);call write~init~int(58, #t~string140.base, 5 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 6 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(37, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(105, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 3 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(70, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(95, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(112, #t~string152.base, 3 + #t~string152.offset, 1);call write~init~int(58, #t~string152.base, 4 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 5 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string164.base, #t~string164.offset, 1);call write~init~int(37, #t~string164.base, 1 + #t~string164.offset, 1);call write~init~int(105, #t~string164.base, 2 + #t~string164.offset, 1);call write~init~int(0, #t~string164.base, 3 + #t~string164.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string167.base, #t~string167.offset, 1);call write~init~int(37, #t~string167.base, 1 + #t~string167.offset, 1);call write~init~int(105, #t~string167.base, 2 + #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 3 + #t~string167.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string169.base, #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 1 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(9);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~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;~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; 4204#L-1true havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 9431#L926true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 9024#L934true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 7481#L524true assume 0 != main_~tmp~8; 16449#L498true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 6821#L87true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 10938#L112true bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 12214#L1394true assume 0 == initPersonOnFloor_~floor; 7649#L1395true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2657#L1502-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 10275#L1186true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 15936#L1198-2true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 1203#L1958true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 6718#L2969true assume 0 != timeShift_~tmp~28; 1164#L2970true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 5968#L2614-11true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 2897#L1123-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 1803#L1150-130true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 10269#L3349-6true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 9937#L3382true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 10996#L3382-1true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 2780#L1958-2true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 1014#L2969-1true assume 0 != timeShift_~tmp~28; 6870#L2970-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 14472#L2614-23true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 11822#L1123-261true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 11952#L1150-261true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 6284#L3349-13true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 8141#L3382-2true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 750#L3382-3true havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 14664#L1958-4true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 3639#L2969-2true assume 0 != timeShift_~tmp~28; 795#L2970-4true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 17448#L2614-35true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 17107#L1123-392true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 209#L1150-392true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 2832#L3349-20true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 5055#L3382-4true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 14225#L3382-5true havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 11789#L87-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 457#L112-1true bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1515#L1394-1true assume 0 == initPersonOnFloor_~floor; 6558#L1395-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 11916#L1502-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 7596#L1186-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 8803#L1198-5true havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 8494#L1958-6true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 12415#L2969-3true assume 0 != timeShift_~tmp~28; 1706#L2970-6true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 7885#L2614-47true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 12346#L1123-523true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 1630#L1150-523true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 6542#L3349-27true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 7770#L3382-6true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 16021#L3382-7true cleanup_~i~0 := 0; 1950#L328-2true [2021-08-31 03:00:40,826 INFO L793 eck$LassoCheckResult]: Loop: 1950#L328-2true assume !false; 14025#L329true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 10130#L332true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 10970#L1776true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 15001#L336true assume 1 != cleanup_~tmp___0~0; 399#L336-1true havoc isIdle_#res;havoc isIdle_#t~ret71, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~4, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~4;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 10008#L1123-524true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 12220#L1150-524true anyStopRequested_#t~ret66 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret66;havoc anyStopRequested_#t~ret66; 8102#L2057true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 17142#L2121true isIdle_#t~ret71 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret71;havoc isIdle_#t~ret71;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 94#L2134true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 5135#L348true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 11899#L1958-8true timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 4175#L2969-4true assume 0 != timeShift_~tmp~28; 13102#L2970-8true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 11977#L2614-59true havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 907#L1123-659true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 308#L1150-659true isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 885#L3349-34true __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 6496#L3382-8true assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 3919#L3382-9true cleanup_~i~0 := 1 + cleanup_~i~0; 1950#L328-2true [2021-08-31 03:00:40,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:00:40,832 INFO L82 PathProgramCache]: Analyzing trace with hash 359400175, now seen corresponding path program 1 times [2021-08-31 03:00:40,839 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:00:40,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586746330] [2021-08-31 03:00:40,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:00:40,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:00:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:00:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 03:00:41,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:00:41,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586746330] [2021-08-31 03:00:41,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586746330] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:00:41,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:00:41,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-31 03:00:41,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195943524] [2021-08-31 03:00:41,205 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-31 03:00:41,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:00:41,211 INFO L82 PathProgramCache]: Analyzing trace with hash 710955789, now seen corresponding path program 1 times [2021-08-31 03:00:41,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:00:41,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011716377] [2021-08-31 03:00:41,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:00:41,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:00:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:00:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 03:00:41,290 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:00:41,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011716377] [2021-08-31 03:00:41,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011716377] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:00:41,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:00:41,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-31 03:00:41,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282201697] [2021-08-31 03:00:41,293 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-31 03:00:41,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 03:00:41,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-31 03:00:41,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-08-31 03:00:41,356 INFO L87 Difference]: Start difference. First operand has 17482 states, 17481 states have (on average 1.8862765288027001) internal successors, (32974), 17481 states have internal predecessors, (32974), 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 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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) [2021-08-31 03:06:15,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 03:06:15,921 INFO L93 Difference]: Finished difference Result 234390 states and 440916 transitions. [2021-08-31 03:06:15,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-31 03:06:15,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 234390 states and 440916 transitions. [2021-08-31 03:06:17,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 80930 [2021-08-31 03:06:18,676 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 234390 states to 234290 states and 440789 transitions. [2021-08-31 03:06:18,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 234290 [2021-08-31 03:06:18,859 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 234290 [2021-08-31 03:06:18,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 234290 states and 440789 transitions. [2021-08-31 03:06:19,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:06:19,192 INFO L681 BuchiCegarLoop]: Abstraction has 234290 states and 440789 transitions. [2021-08-31 03:06:19,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234290 states and 440789 transitions. [2021-08-31 03:06:20,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234290 to 34911. [2021-08-31 03:06:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34911 states, 34911 states have (on average 1.88565208673484) internal successors, (65830), 34910 states have internal predecessors, (65830), 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) [2021-08-31 03:06:21,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34911 states to 34911 states and 65830 transitions. [2021-08-31 03:06:21,101 INFO L704 BuchiCegarLoop]: Abstraction has 34911 states and 65830 transitions. [2021-08-31 03:06:21,101 INFO L587 BuchiCegarLoop]: Abstraction has 34911 states and 65830 transitions. [2021-08-31 03:06:21,102 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-31 03:06:21,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34911 states and 65830 transitions. [2021-08-31 03:06:21,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7033 [2021-08-31 03:06:21,192 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-31 03:06:21,192 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-31 03:06:21,195 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-31 03:06:21,195 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] [2021-08-31 03:06:21,195 INFO L791 eck$LassoCheckResult]: Stem: 264080#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(32);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(21);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(30);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(9);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(25);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(10);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string126.base, #t~string126.offset, 1);call write~init~int(95, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(93, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string128.base, #t~string128.offset, 1);call write~init~int(93, #t~string128.base, 1 + #t~string128.offset, 1);call write~init~int(32, #t~string128.base, 2 + #t~string128.offset, 1);call write~init~int(0, #t~string128.base, 3 + #t~string128.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(97, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(116, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(32, #t~string130.base, 3 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 4 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string132.base, #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 2 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(10);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string136.base, #t~string136.offset, 1);call write~init~int(112, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string138.base, #t~string138.offset, 1);call write~init~int(111, #t~string138.base, 1 + #t~string138.offset, 1);call write~init~int(119, #t~string138.base, 2 + #t~string138.offset, 1);call write~init~int(110, #t~string138.base, 3 + #t~string138.offset, 1);call write~init~int(0, #t~string138.base, 4 + #t~string138.offset, 1);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string140.base, #t~string140.offset, 1);call write~init~int(73, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(76, #t~string140.base, 2 + #t~string140.offset, 1);call write~init~int(95, #t~string140.base, 3 + #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 4 + #t~string140.offset, 1);call write~init~int(58, #t~string140.base, 5 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 6 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(37, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(105, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 3 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(70, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(95, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(112, #t~string152.base, 3 + #t~string152.offset, 1);call write~init~int(58, #t~string152.base, 4 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 5 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string161.base, #t~string161.offset, 1);call write~init~int(37, #t~string161.base, 1 + #t~string161.offset, 1);call write~init~int(105, #t~string161.base, 2 + #t~string161.offset, 1);call write~init~int(0, #t~string161.base, 3 + #t~string161.offset, 1);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string164.base, #t~string164.offset, 1);call write~init~int(37, #t~string164.base, 1 + #t~string164.offset, 1);call write~init~int(105, #t~string164.base, 2 + #t~string164.offset, 1);call write~init~int(0, #t~string164.base, 3 + #t~string164.offset, 1);call #t~string167.base, #t~string167.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string167.base, #t~string167.offset, 1);call write~init~int(37, #t~string167.base, 1 + #t~string167.offset, 1);call write~init~int(105, #t~string167.base, 2 + #t~string167.offset, 1);call write~init~int(0, #t~string167.base, 3 + #t~string167.offset, 1);call #t~string169.base, #t~string169.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string169.base, #t~string169.offset, 1);call write~init~int(0, #t~string169.base, 1 + #t~string169.offset, 1);call #t~string172.base, #t~string172.offset := #Ultimate.allocOnStack(9);~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~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;~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; 260318#L-1 havoc main_#res;havoc main_#t~ret20, main_~retValue_acc~4, main_~tmp~8;havoc main_~retValue_acc~4;havoc main_~tmp~8; 260319#L926 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 266160#L934 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 264609#L524 assume 0 != main_~tmp~8; 264610#L498 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 263852#L87 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 253614#L112 bigMacCall_#t~ret13 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret13;havoc bigMacCall_#t~ret13;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 267612#L1394 assume 0 == initPersonOnFloor_~floor; 264780#L1395 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 253896#L1502-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 257670#L1186 assume !(0 == callOnFloor_~floorID); 264365#L1189 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 255500#L1198-2 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 269754#L1958 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 263731#L2969 assume 0 != timeShift_~tmp~28; 263732#L2970 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 269972#L2614-11 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 258100#L1123-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 256030#L1150-130 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 256031#L3349-6 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 267147#L3382 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 255297#L3382-1 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 257897#L1958-2 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 254414#L2969-1 assume 0 != timeShift_~tmp~28; 254416#L2970-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 273069#L2614-23 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 268134#L1123-261 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 262981#L1150-261 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 263205#L3349-13 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 263206#L3382-2 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 253818#L3382-3 havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 253819#L1958-4 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 259399#L2969-2 assume 0 != timeShift_~tmp~28; 259401#L2970-4 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 273295#L2614-35 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 269930#L1123-392 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 252495#L1150-392 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 252496#L3349-20 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 257989#L3382-4 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 264865#L3382-5 havoc bobCall_#t~ret8, bobCall_~tmp~0;havoc bobCall_~tmp~0;getOrigin_#in~person := 0;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 268116#L87-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 252221#L112-1 bobCall_#t~ret8 := getOrigin_#res;bobCall_~tmp~0 := bobCall_#t~ret8;havoc bobCall_#t~ret8;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 0, bobCall_~tmp~0;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 253128#L1394-1 assume 0 == initPersonOnFloor_~floor; 255458#L1395-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 254199#L1502-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 264724#L1186-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 255283#L1198-5 havoc cleanup_#t~ret14, cleanup_#t~ret15, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 265672#L1958-6 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 265673#L2969-3 assume 0 != timeShift_~tmp~28; 255832#L2970-6 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 254533#L2614-47 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 265062#L1123-523 assume !(0 == isFloorCalling_~floorID); 273298#L1127-523 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 273360#L1150-523 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 273359#L3349-27 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 273358#L3382-6 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 273356#L3382-7 cleanup_~i~0 := 0; 273355#L328-2 [2021-08-31 03:06:21,196 INFO L793 eck$LassoCheckResult]: Loop: 273355#L328-2 assume !false; 273354#L329 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 273353#L332 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~13; 273352#L1776 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 273351#L336 assume 1 != cleanup_~tmp___0~0; 252978#L336-1 havoc isIdle_#res;havoc isIdle_#t~ret71, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_#t~ret70, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~4, anyStopRequested_~tmp___1~3, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~4;havoc anyStopRequested_~tmp___1~3;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 252979#L1123-524 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 266954#L1150-524 anyStopRequested_#t~ret66 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret66;havoc anyStopRequested_#t~ret66; 265287#L2057 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 260810#L2121 isIdle_#t~ret71 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret71;havoc isIdle_#t~ret71;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 252189#L2134 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 252190#L348 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret123, timeShift_~tmp~28;havoc timeShift_~tmp~28;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 261688#L1958-8 timeShift_#t~ret123 := areDoorsOpen_#res;timeShift_~tmp~28 := timeShift_#t~ret123;havoc timeShift_#t~ret123; 260272#L2969-4 assume 0 != timeShift_~tmp~28; 260274#L2970-8 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 252048#L2614-59 havoc __utac_acc__Specification14_spec__1_#t~ret175, __utac_acc__Specification14_spec__1_#t~ret176, __utac_acc__Specification14_spec__1_#t~ret177, __utac_acc__Specification14_spec__1_#t~ret178, __utac_acc__Specification14_spec__1_~tmp~31, __utac_acc__Specification14_spec__1_~tmp___0~13, __utac_acc__Specification14_spec__1_~tmp___1~8, __utac_acc__Specification14_spec__1_~tmp___2~6;havoc __utac_acc__Specification14_spec__1_~tmp~31;havoc __utac_acc__Specification14_spec__1_~tmp___0~13;havoc __utac_acc__Specification14_spec__1_~tmp___1~8;havoc __utac_acc__Specification14_spec__1_~tmp___2~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret174, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~10;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~10; 254174#L1123-659 assume !(0 == isFloorCalling_~floorID); 254176#L1127-659 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~10 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~10; 273370#L1150-659 isExecutiveFloorCalling_#t~ret174 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret174;havoc isExecutiveFloorCalling_#t~ret174;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 273369#L3349-34 __utac_acc__Specification14_spec__1_#t~ret175 := isExecutiveFloorCalling_#res;__utac_acc__Specification14_spec__1_~tmp___2~6 := __utac_acc__Specification14_spec__1_#t~ret175;havoc __utac_acc__Specification14_spec__1_#t~ret175; 273367#L3382-8 assume !(0 != __utac_acc__Specification14_spec__1_~tmp___2~6); 273357#L3382-9 cleanup_~i~0 := 1 + cleanup_~i~0; 273355#L328-2 [2021-08-31 03:06:21,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:06:21,196 INFO L82 PathProgramCache]: Analyzing trace with hash -765194178, now seen corresponding path program 1 times [2021-08-31 03:06:21,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:06:21,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637225010] [2021-08-31 03:06:21,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:06:21,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:06:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:06:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 03:06:21,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-31 03:06:21,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637225010] [2021-08-31 03:06:21,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637225010] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-31 03:06:21,275 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-31 03:06:21,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-31 03:06:21,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025579148] [2021-08-31 03:06:21,275 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-08-31 03:06:21,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:06:21,276 INFO L82 PathProgramCache]: Analyzing trace with hash 604504277, now seen corresponding path program 1 times [2021-08-31 03:06:21,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-31 03:06:21,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187913324] [2021-08-31 03:06:21,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-31 03:06:21,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-31 03:06:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:06:21,288 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-31 03:06:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-31 03:06:21,314 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-31 03:06:21,716 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 03:06:21,717 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 03:06:21,718 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 03:06:21,718 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 03:06:21,718 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-08-31 03:06:21,718 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:21,718 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 03:06:21,718 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 03:06:21,721 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product32.cil.c_Iteration2_Loop [2021-08-31 03:06:21,721 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 03:06:21,721 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 03:06:21,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:21,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:22,080 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 03:06:22,080 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-08-31 03:06:22,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,089 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) [2021-08-31 03:06:22,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,100 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 [2021-08-31 03:06:22,136 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,136 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-08-31 03:06:22,181 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,197 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) [2021-08-31 03:06:22,255 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 [2021-08-31 03:06:22,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,273 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,273 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~13=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_~tmp___0~13=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,302 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 [2021-08-31 03:06:22,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,305 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) [2021-08-31 03:06:22,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,320 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 [2021-08-31 03:06:22,341 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,341 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret71=0} Honda state: {ULTIMATE.start_isIdle_#t~ret71=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,358 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 [2021-08-31 03:06:22,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,359 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) [2021-08-31 03:06:22,360 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 [2021-08-31 03:06:22,515 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,515 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,536 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,536 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification14_spec__1_#t~ret176=0} Honda state: {ULTIMATE.start___utac_acc__Specification14_spec__1_#t~ret176=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,552 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 [2021-08-31 03:06:22,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,554 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) [2021-08-31 03:06:22,554 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 [2021-08-31 03:06:22,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,556 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,573 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,573 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,596 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 [2021-08-31 03:06:22,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,598 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) [2021-08-31 03:06:22,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,623 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 [2021-08-31 03:06:22,636 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-08-31 03:06:22,636 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Honda state: {~executiveFloor~0=1, ULTIMATE.start_isFloorCalling_#in~floorID=1, ULTIMATE.start_isFloorCalling_~floorID=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-08-31 03:06:22,651 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 [2021-08-31 03:06:22,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,653 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) [2021-08-31 03:06:22,654 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 [2021-08-31 03:06:22,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-08-31 03:06:22,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:22,675 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 [2021-08-31 03:06:22,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:22,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:22,676 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) [2021-08-31 03:06:22,677 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 [2021-08-31 03:06:22,678 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-08-31 03:06:22,678 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-08-31 03:06:23,095 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-08-31 03:06:23,098 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 [2021-08-31 03:06:23,099 INFO L210 LassoAnalysis]: Preferences: [2021-08-31 03:06:23,099 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-31 03:06:23,099 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-31 03:06:23,099 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-31 03:06:23,099 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-31 03:06:23,099 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,099 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-31 03:06:23,099 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-31 03:06:23,099 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec14_product32.cil.c_Iteration2_Loop [2021-08-31 03:06:23,099 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-31 03:06:23,099 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-31 03:06:23,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,148 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-31 03:06:23,478 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-31 03:06:23,481 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-31 03:06:23,482 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,483 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) [2021-08-31 03:06:23,484 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 [2021-08-31 03:06:23,485 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 [2021-08-31 03:06:23,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 03:06:23,535 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 [2021-08-31 03:06:23,535 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,536 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) [2021-08-31 03:06:23,543 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 [2021-08-31 03:06:23,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,553 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 [2021-08-31 03:06:23,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 03:06:23,584 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 [2021-08-31 03:06:23,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,586 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) [2021-08-31 03:06:23,596 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 [2021-08-31 03:06:23,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,606 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 [2021-08-31 03:06:23,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 03:06:23,638 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 [2021-08-31 03:06:23,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,640 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) [2021-08-31 03:06:23,641 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 [2021-08-31 03:06:23,642 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 [2021-08-31 03:06:23,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 03:06:23,694 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 [2021-08-31 03:06:23,694 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,695 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) [2021-08-31 03:06:23,696 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 [2021-08-31 03:06:23,698 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 [2021-08-31 03:06:23,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-31 03:06:23,753 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 [2021-08-31 03:06:23,753 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,755 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) [2021-08-31 03:06:23,760 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 [2021-08-31 03:06:23,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-31 03:06:23,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-31 03:06:23,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-31 03:06:23,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-31 03:06:23,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-31 03:06:23,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-31 03:06:23,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-31 03:06:23,771 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 [2021-08-31 03:06:23,780 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-31 03:06:23,785 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-08-31 03:06:23,785 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-08-31 03:06:23,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-31 03:06:23,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-31 03:06:23,788 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) [2021-08-31 03:06:23,791 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 [2021-08-31 03:06:23,793 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-31 03:06:23,793 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-31 03:06:23,794 INFO L513 LassoAnalysis]: Proved termination. [2021-08-31 03:06:23,794 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2021-08-31 03:06:23,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-31 03:06:23,825 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-08-31 03:06:23,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-31 03:06:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:06:24,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-31 03:06:24,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 03:06:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-31 03:06:24,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-31 03:06:24,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-31 03:06:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-31 03:06:24,320 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 [2021-08-31 03:06:24,321 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34911 states and 65830 transitions. cyclomatic complexity: 30920 Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) [2021-08-31 03:06:26,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-31 03:06:49,822 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34911 states and 65830 transitions. cyclomatic complexity: 30920. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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 41944 states and 79078 transitions. Complement of second has 8 states. [2021-08-31 03:06:49,823 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 [2021-08-31 03:06:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 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) [2021-08-31 03:06:49,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 32955 transitions. [2021-08-31 03:06:49,859 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 58 letters. Loop has 22 letters. [2021-08-31 03:06:49,860 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 03:06:49,860 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 80 letters. Loop has 22 letters. [2021-08-31 03:06:49,861 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 03:06:49,861 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 32955 transitions. Stem has 58 letters. Loop has 44 letters. [2021-08-31 03:06:49,862 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-31 03:06:49,862 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41944 states and 79078 transitions. [2021-08-31 03:06:50,131 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 03:06:50,132 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41944 states to 0 states and 0 transitions. [2021-08-31 03:06:50,132 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-31 03:06:50,132 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-31 03:06:50,132 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-31 03:06:50,132 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:06:50,132 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 03:06:50,132 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 03:06:50,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-31 03:06:50,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-31 03:06:50,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-31 03:06:50,133 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-08-31 03:06:50,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-31 03:06:50,133 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-08-31 03:06:50,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-31 03:06:50,134 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-08-31 03:06:50,134 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 03:06:50,134 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-08-31 03:06:50,135 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-31 03:06:50,135 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-31 03:06:50,135 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-31 03:06:50,135 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-31 03:06:50,135 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 03:06:50,135 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 03:06:50,135 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-31 03:06:50,135 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-31 03:06:50,136 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-31 03:06:50,136 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-31 03:06:50,136 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-31 03:06:50,138 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.toString(StatisticsData.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerTimingBenchmark.toString(BuchiAutomizerTimingBenchmark.java:44) at de.uni_freiburg.informatik.ultimate.core.lib.results.StatisticsResult.getLongDescription(StatisticsResult.java:58) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.reportResult(BuchiAutomizerObserver.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-31 03:06:50,142 INFO L158 Benchmark]: Toolchain (without parser) took 376961.87ms. Allocated memory was 52.4MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 26.8MB in the beginning and 3.4GB in the end (delta: -3.4GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2021-08-31 03:06:50,142 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-31 03:06:50,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.14ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.6MB in the beginning and 37.6MB in the end (delta: -11.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-08-31 03:06:50,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 781.28ms. Allocated memory was 65.0MB in the beginning and 260.0MB in the end (delta: 195.0MB). Free memory was 37.6MB in the beginning and 136.7MB in the end (delta: -99.1MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. [2021-08-31 03:06:50,144 INFO L158 Benchmark]: Boogie Preprocessor took 1337.63ms. Allocated memory was 260.0MB in the beginning and 780.1MB in the end (delta: 520.1MB). Free memory was 136.7MB in the beginning and 588.6MB in the end (delta: -451.9MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2021-08-31 03:06:50,144 INFO L158 Benchmark]: RCFGBuilder took 3934.97ms. Allocated memory was 780.1MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 588.6MB in the beginning and 2.0GB in the end (delta: -1.4GB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. [2021-08-31 03:06:50,145 INFO L158 Benchmark]: BuchiAutomizer took 370172.39ms. Allocated memory was 2.3GB in the beginning and 5.0GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 3.4GB in the end (delta: -1.4GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-08-31 03:06:50,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.14ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 26.6MB in the beginning and 37.6MB in the end (delta: -11.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 781.28ms. Allocated memory was 65.0MB in the beginning and 260.0MB in the end (delta: 195.0MB). Free memory was 37.6MB in the beginning and 136.7MB in the end (delta: -99.1MB). Peak memory consumption was 94.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1337.63ms. Allocated memory was 260.0MB in the beginning and 780.1MB in the end (delta: 520.1MB). Free memory was 136.7MB in the beginning and 588.6MB in the end (delta: -451.9MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * RCFGBuilder took 3934.97ms. Allocated memory was 780.1MB in the beginning and 2.3GB in the end (delta: 1.6GB). Free memory was 588.6MB in the beginning and 2.0GB in the end (delta: -1.4GB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 370172.39ms. Allocated memory was 2.3GB in the beginning and 5.0GB in the end (delta: 2.6GB). Free memory was 2.0GB in the beginning and 3.4GB in the end (delta: -1.4GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6) de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: ClassCastException: class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator cannot be cast to class de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData (de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsAggregator and de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @560348e6): de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoopBenchmark.prettyprintBenchmarkData(BuchiCegarLoopBenchmark.java:178) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-31 03:06:50,185 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...