./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 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_spec9_product09.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 2488dd9e3607665545ddc8e5d817bd111b11025b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 20:02:39,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 20:02:39,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 20:02:39,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 20:02:39,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 20:02:39,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 20:02:39,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 20:02:39,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 20:02:39,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 20:02:39,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 20:02:39,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 20:02:39,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 20:02:39,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 20:02:39,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 20:02:39,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 20:02:39,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 20:02:39,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 20:02:39,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 20:02:39,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 20:02:39,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 20:02:39,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 20:02:39,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 20:02:39,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 20:02:39,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 20:02:39,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 20:02:39,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 20:02:39,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 20:02:39,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 20:02:39,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 20:02:39,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 20:02:39,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 20:02:39,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 20:02:39,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 20:02:39,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 20:02:39,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 20:02:39,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 20:02:39,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 20:02:39,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 20:02:39,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 20:02:39,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 20:02:39,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 20:02:39,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 20:02:39,188 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 20:02:39,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 20:02:39,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 20:02:39,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 20:02:39,189 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 20:02:39,189 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 20:02:39,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 20:02:39,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 20:02:39,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 20:02:39,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 20:02:39,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 20:02:39,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 20:02:39,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 20:02:39,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 20:02:39,192 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 20:02:39,192 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2488dd9e3607665545ddc8e5d817bd111b11025b [2021-07-06 20:02:39,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 20:02:39,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 20:02:39,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 20:02:39,473 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 20:02:39,474 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 20:02:39,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2021-07-06 20:02:39,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e08f7a55/ae48c4c3c4ff427ab90ad3ebb7201d52/FLAGdd7932cb8 [2021-07-06 20:02:39,905 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 20:02:39,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c [2021-07-06 20:02:39,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e08f7a55/ae48c4c3c4ff427ab90ad3ebb7201d52/FLAGdd7932cb8 [2021-07-06 20:02:40,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e08f7a55/ae48c4c3c4ff427ab90ad3ebb7201d52 [2021-07-06 20:02:40,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 20:02:40,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 20:02:40,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 20:02:40,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 20:02:40,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 20:02:40,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60658398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40, skipping insertion in model container [2021-07-06 20:02:40,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 20:02:40,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 20:02:40,630 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c[70025,70038] [2021-07-06 20:02:40,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:02:40,637 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 20:02:40,719 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product09.cil.c[70025,70038] [2021-07-06 20:02:40,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:02:40,749 INFO L208 MainTranslator]: Completed translation [2021-07-06 20:02:40,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40 WrapperNode [2021-07-06 20:02:40,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 20:02:40,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 20:02:40,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 20:02:40,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 20:02:40,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 20:02:40,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 20:02:40,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 20:02:40,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 20:02:40,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 20:02:40,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 20:02:40,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 20:02:40,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 20:02:40,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (1/1) ... [2021-07-06 20:02:40,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:40,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:41,026 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) [2021-07-06 20:02:41,092 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 [2021-07-06 20:02:41,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 20:02:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 20:02:41,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 20:02:41,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 20:02:43,861 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 20:02:43,861 INFO L299 CfgBuilder]: Removed 493 assume(true) statements. [2021-07-06 20:02:43,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:02:43 BoogieIcfgContainer [2021-07-06 20:02:43,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 20:02:43,863 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 20:02:43,864 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 20:02:43,865 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 20:02:43,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:02:43,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 08:02:40" (1/3) ... [2021-07-06 20:02:43,866 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a6e8739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:02:43, skipping insertion in model container [2021-07-06 20:02:43,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:02:43,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:02:40" (2/3) ... [2021-07-06 20:02:43,866 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a6e8739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:02:43, skipping insertion in model container [2021-07-06 20:02:43,866 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:02:43,867 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:02:43" (3/3) ... [2021-07-06 20:02:43,867 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product09.cil.c [2021-07-06 20:02:43,889 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 20:02:43,889 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 20:02:43,889 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 20:02:43,889 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 20:02:43,889 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 20:02:43,889 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 20:02:43,889 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 20:02:43,889 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 20:02:43,915 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2315 states, 2314 states have (on average 1.902333621434745) internal successors, (4402), 2314 states have internal predecessors, (4402), 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) [2021-07-06 20:02:43,966 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2021-07-06 20:02:43,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:43,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:43,974 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] [2021-07-06 20:02:43,974 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:43,974 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 20:02:43,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2315 states, 2314 states have (on average 1.902333621434745) internal successors, (4402), 2314 states have internal predecessors, (4402), 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) [2021-07-06 20:02:43,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1147 [2021-07-06 20:02:43,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:43,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:43,993 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] [2021-07-06 20:02:43,993 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:43,997 INFO L791 eck$LassoCheckResult]: Stem: 522#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1491#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; 1039#L3290true havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 738#L3298true main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 2025#L1071true assume 0 != main_~tmp~8; 1164#L1041true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2268#L2913true havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 649#L3102true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 1531#L3127true 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; 671#L415true assume 0 == initPersonOnFloor_~floor; 625#L416true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 755#L523-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 1019#L207true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1496#L219-2true 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 1968#L144true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 747#L171true stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 1083#L1926true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4;stopRequestedAtCurrentFloor_~retValue_acc~15 := 1;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1528#L1938true timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 1362#L2075true assume !(0 != timeShift_~tmp___9~2); 2300#L2166true assume !(1 == ~doorState~0); 2286#L2166-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 616#L1517true assume !(1 == stopRequestedInDirection_~dir); 1949#L1686true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 1057#L1839true timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 1854#L2174true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 1553#L1893true assume !(1 == ~currentHeading~0); 2168#L1903true assume !(0 == ~currentFloorID~0); 2158#L1903-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1697#L1909-5true havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 901#L1313true __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 2298#L1373-6true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 1574#L1405-6true __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 1354#L2956true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1719#L2966-1true cleanup_~i~0 := 0; 845#L871-2true [2021-07-06 20:02:43,997 INFO L793 eck$LassoCheckResult]: Loop: 845#L871-2true assume !false; 925#L872true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 765#L875true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 2017#L1159true cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 1511#L879true assume 1 != cleanup_~tmp___0~0; 1505#L879-1true havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 1921#L144-21true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 1608#L171-21true anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 1988#L1421true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 985#L1485true isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 1417#L1498true cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 2229#L891true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 1935#L144-26true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 1575#L171-26true stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 1085#L1926-1true assume 0 != stopRequestedAtCurrentFloor_~tmp___0~4;stopRequestedAtCurrentFloor_~retValue_acc~15 := 1;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1529#L1938-1true timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 1365#L2075-1true assume !(0 != timeShift_~tmp___9~2); 2284#L2166-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2292#L2166-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 623#L1517-2true assume !(1 == stopRequestedInDirection_~dir); 1931#L1686-2true assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 1045#L1839-2true timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 1865#L2174-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 1548#L1893-3true assume !(1 == ~currentHeading~0); 2152#L1903-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 2140#L1903-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1682#L1909-11true havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 905#L1313-1true __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 2293#L1373-13true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 1568#L1405-13true __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 1356#L2956-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1686#L2966-3true cleanup_~i~0 := 1 + cleanup_~i~0; 845#L871-2true [2021-07-06 20:02:44,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:44,001 INFO L82 PathProgramCache]: Analyzing trace with hash 972703056, now seen corresponding path program 1 times [2021-07-06 20:02:44,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:44,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083581879] [2021-07-06 20:02:44,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:44,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:44,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:44,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:44,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083581879] [2021-07-06 20:02:44,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083581879] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:44,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:44,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:44,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79038072] [2021-07-06 20:02:44,166 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:44,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:44,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1296527484, now seen corresponding path program 1 times [2021-07-06 20:02:44,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:44,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500488533] [2021-07-06 20:02:44,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:44,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:44,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:44,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:44,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:44,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500488533] [2021-07-06 20:02:44,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500488533] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:44,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:44,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:44,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928016073] [2021-07-06 20:02:44,199 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:44,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:44,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-06 20:02:44,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-06 20:02:44,213 INFO L87 Difference]: Start difference. First operand has 2315 states, 2314 states have (on average 1.902333621434745) internal successors, (4402), 2314 states have internal predecessors, (4402), 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 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2021-07-06 20:02:44,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:44,462 INFO L93 Difference]: Finished difference Result 4163 states and 7834 transitions. [2021-07-06 20:02:44,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-06 20:02:44,464 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4163 states and 7834 transitions. [2021-07-06 20:02:44,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2079 [2021-07-06 20:02:44,508 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4163 states to 4079 states and 7746 transitions. [2021-07-06 20:02:44,509 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4079 [2021-07-06 20:02:44,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4079 [2021-07-06 20:02:44,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4079 states and 7746 transitions. [2021-07-06 20:02:44,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:44,519 INFO L681 BuchiCegarLoop]: Abstraction has 4079 states and 7746 transitions. [2021-07-06 20:02:44,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4079 states and 7746 transitions. [2021-07-06 20:02:44,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4079 to 2305. [2021-07-06 20:02:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2305 states, 2305 states have (on average 1.9010845986984815) internal successors, (4382), 2304 states have internal predecessors, (4382), 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) [2021-07-06 20:02:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 2305 states and 4382 transitions. [2021-07-06 20:02:44,579 INFO L704 BuchiCegarLoop]: Abstraction has 2305 states and 4382 transitions. [2021-07-06 20:02:44,579 INFO L587 BuchiCegarLoop]: Abstraction has 2305 states and 4382 transitions. [2021-07-06 20:02:44,579 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 20:02:44,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2305 states and 4382 transitions. [2021-07-06 20:02:44,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1149 [2021-07-06 20:02:44,588 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:44,588 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:44,589 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] [2021-07-06 20:02:44,589 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:44,590 INFO L791 eck$LassoCheckResult]: Stem: 7434#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 7435#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; 8014#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 7697#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 7698#L1071 assume 0 != main_~tmp~8; 8051#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 8052#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 7565#L3102 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 6847#L3127 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; 7593#L415 assume 0 == initPersonOnFloor_~floor; 7541#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6685#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 7727#L207 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7678#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8408#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 6789#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 7714#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 8039#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 7066#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 8079#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 8469#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 8813#L2075 assume !(0 != timeShift_~tmp___9~2); 8811#L2166 assume !(1 == ~doorState~0); 8810#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 7523#L1517 assume !(1 == stopRequestedInDirection_~dir); 7524#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 6911#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 8022#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 8444#L1893 assume !(1 == ~currentHeading~0); 8445#L1903 assume !(0 == ~currentFloorID~0); 8209#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7581#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 7897#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 7898#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 6767#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 8254#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 7008#L2966-1 cleanup_~i~0 := 0; 7842#L871-2 [2021-07-06 20:02:44,590 INFO L793 eck$LassoCheckResult]: Loop: 7842#L871-2 assume !false; 7843#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 7739#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 7740#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 8415#L879 assume 1 != cleanup_~tmp___0~0; 8411#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8412#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 7068#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 8460#L1421 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 6880#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 7969#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 8332#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 8677#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 7098#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 8041#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 8043#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 7071#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 8080#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 8471#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 8812#L2075-1 assume !(0 != timeShift_~tmp___9~2); 8808#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8809#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 7536#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 7537#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 6918#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 8016#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 8435#L1893-3 assume !(1 == ~currentHeading~0); 8437#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 8204#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 7572#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 7902#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 7903#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 7175#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 8257#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 6724#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 7842#L871-2 [2021-07-06 20:02:44,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:44,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1506752600, now seen corresponding path program 1 times [2021-07-06 20:02:44,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:44,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739756973] [2021-07-06 20:02:44,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:44,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:44,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:44,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:44,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739756973] [2021-07-06 20:02:44,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739756973] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:44,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:44,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:44,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94589920] [2021-07-06 20:02:44,638 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:44,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:44,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1978834207, now seen corresponding path program 1 times [2021-07-06 20:02:44,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:44,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533783113] [2021-07-06 20:02:44,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:44,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:44,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:44,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:44,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:44,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:44,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:44,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:44,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:44,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:44,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533783113] [2021-07-06 20:02:44,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533783113] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:44,670 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:44,670 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-06 20:02:44,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294992719] [2021-07-06 20:02:44,671 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:44,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:44,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-06 20:02:44,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-06 20:02:44,671 INFO L87 Difference]: Start difference. First operand 2305 states and 4382 transitions. cyclomatic complexity: 2078 Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 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) [2021-07-06 20:02:46,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:46,420 INFO L93 Difference]: Finished difference Result 21558 states and 40962 transitions. [2021-07-06 20:02:46,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-06 20:02:46,421 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21558 states and 40962 transitions. [2021-07-06 20:02:46,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14289 [2021-07-06 20:02:46,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21558 states to 21558 states and 40962 transitions. [2021-07-06 20:02:46,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21558 [2021-07-06 20:02:46,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21558 [2021-07-06 20:02:46,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21558 states and 40962 transitions. [2021-07-06 20:02:46,628 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:46,628 INFO L681 BuchiCegarLoop]: Abstraction has 21558 states and 40962 transitions. [2021-07-06 20:02:46,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21558 states and 40962 transitions. [2021-07-06 20:02:46,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21558 to 4563. [2021-07-06 20:02:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4563 states, 4563 states have (on average 1.9005040543502083) internal successors, (8672), 4562 states have internal predecessors, (8672), 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) [2021-07-06 20:02:46,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4563 states to 4563 states and 8672 transitions. [2021-07-06 20:02:46,833 INFO L704 BuchiCegarLoop]: Abstraction has 4563 states and 8672 transitions. [2021-07-06 20:02:46,833 INFO L587 BuchiCegarLoop]: Abstraction has 4563 states and 8672 transitions. [2021-07-06 20:02:46,833 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-07-06 20:02:46,833 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4563 states and 8672 transitions. [2021-07-06 20:02:46,841 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2304 [2021-07-06 20:02:46,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:46,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:46,842 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] [2021-07-06 20:02:46,842 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:46,843 INFO L791 eck$LassoCheckResult]: Stem: 31344#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 31345#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; 31945#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 31613#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 31614#L1071 assume 0 != main_~tmp~8; 31990#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 31991#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 31480#L3102 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 30757#L3127 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; 31508#L415 assume 0 == initPersonOnFloor_~floor; 31455#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 30595#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 31644#L207 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 31934#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32723#L144 assume !(0 == isFloorCalling_~floorID); 32724#L148 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 33014#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 33013#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 33010#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 33007#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 33006#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 33005#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 33003#L2075 assume !(0 != timeShift_~tmp___9~2); 33002#L2166 assume !(1 == ~doorState~0); 33001#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 32999#L1517 assume !(1 == stopRequestedInDirection_~dir); 32985#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 32980#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 32979#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 32978#L1893 assume !(1 == ~currentHeading~0); 32844#L1903 assume !(0 == ~currentFloorID~0); 32161#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 32964#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 32963#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 32959#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 32956#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 32946#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 32942#L2966-1 cleanup_~i~0 := 0; 32940#L871-2 [2021-07-06 20:02:46,843 INFO L793 eck$LassoCheckResult]: Loop: 32940#L871-2 assume !false; 32939#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 32938#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 32937#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 32936#L879 assume 1 != cleanup_~tmp___0~0; 32896#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32692#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 32454#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 32455#L1421 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 32741#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 32897#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 32893#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 32702#L144-26 assume !(0 == isFloorCalling_~floorID); 32703#L148-26 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 34116#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 34115#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 34114#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 34109#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 34108#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 34107#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 34105#L2075-1 assume !(0 != timeShift_~tmp___9~2); 34104#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 34103#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 34101#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 34083#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 31948#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 31949#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 34014#L1893-3 assume !(1 == ~currentHeading~0); 32833#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 32156#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 33977#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 33976#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 33975#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 33969#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 33965#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 32941#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 32940#L871-2 [2021-07-06 20:02:46,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:46,843 INFO L82 PathProgramCache]: Analyzing trace with hash -2129057482, now seen corresponding path program 1 times [2021-07-06 20:02:46,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:46,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509583443] [2021-07-06 20:02:46,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:46,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:46,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:46,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:46,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:46,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:46,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:46,874 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509583443] [2021-07-06 20:02:46,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509583443] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:46,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:46,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:46,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530721232] [2021-07-06 20:02:46,874 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:46,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:46,875 INFO L82 PathProgramCache]: Analyzing trace with hash 2008770338, now seen corresponding path program 1 times [2021-07-06 20:02:46,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:46,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719977594] [2021-07-06 20:02:46,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:46,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:46,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:46,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:46,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:46,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:46,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:46,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:46,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:46,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:46,902 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:46,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719977594] [2021-07-06 20:02:46,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719977594] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:46,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:46,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-06 20:02:46,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817017386] [2021-07-06 20:02:46,903 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:46,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:46,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-06 20:02:46,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-06 20:02:46,904 INFO L87 Difference]: Start difference. First operand 4563 states and 8672 transitions. cyclomatic complexity: 4110 Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 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) [2021-07-06 20:02:49,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:49,540 INFO L93 Difference]: Finished difference Result 16108 states and 30539 transitions. [2021-07-06 20:02:49,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-06 20:02:49,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16108 states and 30539 transitions. [2021-07-06 20:02:49,633 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8635 [2021-07-06 20:02:49,714 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16108 states to 16108 states and 30539 transitions. [2021-07-06 20:02:49,714 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16108 [2021-07-06 20:02:49,727 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16108 [2021-07-06 20:02:49,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16108 states and 30539 transitions. [2021-07-06 20:02:49,739 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:49,739 INFO L681 BuchiCegarLoop]: Abstraction has 16108 states and 30539 transitions. [2021-07-06 20:02:49,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16108 states and 30539 transitions. [2021-07-06 20:02:49,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16108 to 8181. [2021-07-06 20:02:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8181 states, 8181 states have (on average 1.8994010512162327) internal successors, (15539), 8180 states have internal predecessors, (15539), 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) [2021-07-06 20:02:49,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8181 states to 8181 states and 15539 transitions. [2021-07-06 20:02:49,885 INFO L704 BuchiCegarLoop]: Abstraction has 8181 states and 15539 transitions. [2021-07-06 20:02:49,885 INFO L587 BuchiCegarLoop]: Abstraction has 8181 states and 15539 transitions. [2021-07-06 20:02:49,885 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-07-06 20:02:49,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8181 states and 15539 transitions. [2021-07-06 20:02:49,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4165 [2021-07-06 20:02:49,899 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:49,899 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:49,902 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] [2021-07-06 20:02:49,902 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:49,902 INFO L791 eck$LassoCheckResult]: Stem: 52081#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 52082#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; 52682#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 52351#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 52352#L1071 assume 0 != main_~tmp~8; 52722#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 52723#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 52217#L3102 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 51488#L3127 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; 52245#L415 assume 0 == initPersonOnFloor_~floor; 52193#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 51325#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 52382#L207 assume !(0 == callOnFloor_~floorID); 52512#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 52332#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53447#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53448#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 53631#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 53630#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 51711#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 52752#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 53186#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 53629#L2075 assume !(0 != timeShift_~tmp___9~2); 53618#L2166 assume !(1 == ~doorState~0); 53617#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 52175#L1517 assume !(1 == stopRequestedInDirection_~dir); 52176#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 51554#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 52691#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 53146#L1893 assume !(1 == ~currentHeading~0); 53147#L1903 assume !(0 == ~currentFloorID~0); 52892#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 52233#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 52564#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 52565#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 51407#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 52939#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 51653#L2966-1 cleanup_~i~0 := 0; 52501#L871-2 [2021-07-06 20:02:49,902 INFO L793 eck$LassoCheckResult]: Loop: 52501#L871-2 assume !false; 52502#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 52394#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 52395#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 53683#L879 assume 1 != cleanup_~tmp___0~0; 53682#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53681#L144-21 assume !(0 == isFloorCalling_~floorID); 53667#L148-21 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53654#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 53644#L1421 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 53638#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 53637#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 53636#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 53635#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 53634#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 53633#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 53632#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 51716#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 52753#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 53190#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 53627#L2075-1 assume !(0 != timeShift_~tmp___9~2); 53615#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 53616#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 52188#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 52189#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 51561#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 52685#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 53137#L1893-3 assume !(1 == ~currentHeading~0); 53139#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 52887#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 52224#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 52569#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 52570#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 51820#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 52942#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 51364#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 52501#L871-2 [2021-07-06 20:02:49,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:49,903 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 1 times [2021-07-06 20:02:49,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:49,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059320994] [2021-07-06 20:02:49,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:49,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:49,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:49,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:49,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:49,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:49,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059320994] [2021-07-06 20:02:49,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059320994] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:49,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:49,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:49,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628815069] [2021-07-06 20:02:49,960 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:49,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:49,961 INFO L82 PathProgramCache]: Analyzing trace with hash 2002287728, now seen corresponding path program 1 times [2021-07-06 20:02:49,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:49,963 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384428965] [2021-07-06 20:02:49,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:49,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:49,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:49,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:49,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:49,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:49,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:49,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:49,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384428965] [2021-07-06 20:02:49,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384428965] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:49,981 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:49,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:49,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829593143] [2021-07-06 20:02:49,982 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:49,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:49,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 20:02:49,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 20:02:49,985 INFO L87 Difference]: Start difference. First operand 8181 states and 15539 transitions. cyclomatic complexity: 7359 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-07-06 20:02:50,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:50,355 INFO L93 Difference]: Finished difference Result 8935 states and 16855 transitions. [2021-07-06 20:02:50,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-06 20:02:50,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8935 states and 16855 transitions. [2021-07-06 20:02:50,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4518 [2021-07-06 20:02:50,389 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8935 states to 8935 states and 16855 transitions. [2021-07-06 20:02:50,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8935 [2021-07-06 20:02:50,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8935 [2021-07-06 20:02:50,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8935 states and 16855 transitions. [2021-07-06 20:02:50,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:50,400 INFO L681 BuchiCegarLoop]: Abstraction has 8935 states and 16855 transitions. [2021-07-06 20:02:50,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8935 states and 16855 transitions. [2021-07-06 20:02:50,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8935 to 8027. [2021-07-06 20:02:50,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8027 states, 8027 states have (on average 1.8964743989037) internal successors, (15223), 8026 states have internal predecessors, (15223), 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) [2021-07-06 20:02:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8027 states to 8027 states and 15223 transitions. [2021-07-06 20:02:50,476 INFO L704 BuchiCegarLoop]: Abstraction has 8027 states and 15223 transitions. [2021-07-06 20:02:50,476 INFO L587 BuchiCegarLoop]: Abstraction has 8027 states and 15223 transitions. [2021-07-06 20:02:50,476 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-07-06 20:02:50,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8027 states and 15223 transitions. [2021-07-06 20:02:50,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4043 [2021-07-06 20:02:50,487 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:50,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:50,488 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] [2021-07-06 20:02:50,488 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:50,490 INFO L791 eck$LassoCheckResult]: Stem: 69170#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 69171#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; 69789#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 69440#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 69441#L1071 assume 0 != main_~tmp~8; 69828#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 69829#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 69306#L3102 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 68605#L3127 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; 69334#L415 assume 0 == initPersonOnFloor_~floor; 69279#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 68446#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 69473#L207 assume !(0 == callOnFloor_~floorID); 69610#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 69421#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 70229#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 70814#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 70808#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 70736#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 68823#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 69869#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 70316#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 74162#L2075 assume !(0 != timeShift_~tmp___9~2); 70794#L2166 assume !(1 == ~doorState~0); 70791#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 69261#L1517 assume !(1 == stopRequestedInDirection_~dir); 69262#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 68672#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 69797#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 70509#L1893 assume !(1 == ~currentHeading~0); 76167#L1903 assume !(0 == ~currentFloorID~0); 70728#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 69322#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 69663#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 69664#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 68526#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 70056#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 68770#L2966-1 cleanup_~i~0 := 0; 69599#L871-2 [2021-07-06 20:02:50,490 INFO L793 eck$LassoCheckResult]: Loop: 69599#L871-2 assume !false; 69600#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 70812#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 70809#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 70806#L879 assume 1 != cleanup_~tmp___0~0; 70807#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 70802#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 70803#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 70797#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 70799#L1425 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 70820#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 70819#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 70818#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 70816#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 70817#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 70810#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 70738#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 68825#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 69870#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 70320#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 74167#L2075-1 assume !(0 != timeShift_~tmp___9~2); 70789#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 70790#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 69274#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 69275#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 76214#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 76211#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 76209#L1893-3 assume !(1 == ~currentHeading~0); 76208#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 70004#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 75122#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 75121#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 75114#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 74922#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 70060#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 68483#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 69599#L871-2 [2021-07-06 20:02:50,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:50,490 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 2 times [2021-07-06 20:02:50,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:50,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606411584] [2021-07-06 20:02:50,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:50,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:50,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:50,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:50,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:50,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:50,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:50,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606411584] [2021-07-06 20:02:50,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606411584] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:50,528 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:50,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:50,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238787787] [2021-07-06 20:02:50,530 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:50,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:50,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1503105893, now seen corresponding path program 1 times [2021-07-06 20:02:50,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:50,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776264069] [2021-07-06 20:02:50,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:50,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:50,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:50,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:50,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:50,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:50,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:50,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:50,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:50,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776264069] [2021-07-06 20:02:50,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776264069] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:50,557 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:50,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 20:02:50,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432586117] [2021-07-06 20:02:50,559 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:50,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:50,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-06 20:02:50,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-06 20:02:50,559 INFO L87 Difference]: Start difference. First operand 8027 states and 15223 transitions. cyclomatic complexity: 7197 Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-07-06 20:02:50,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:50,955 INFO L93 Difference]: Finished difference Result 32052 states and 60939 transitions. [2021-07-06 20:02:50,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-06 20:02:50,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32052 states and 60939 transitions. [2021-07-06 20:02:51,054 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21388 [2021-07-06 20:02:51,125 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32052 states to 32052 states and 60939 transitions. [2021-07-06 20:02:51,125 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32052 [2021-07-06 20:02:51,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32052 [2021-07-06 20:02:51,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32052 states and 60939 transitions. [2021-07-06 20:02:51,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:51,173 INFO L681 BuchiCegarLoop]: Abstraction has 32052 states and 60939 transitions. [2021-07-06 20:02:51,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32052 states and 60939 transitions. [2021-07-06 20:02:51,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32052 to 14554. [2021-07-06 20:02:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14554 states, 14554 states have (on average 1.8971416792634328) internal successors, (27611), 14553 states have internal predecessors, (27611), 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) [2021-07-06 20:02:51,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27611 transitions. [2021-07-06 20:02:51,375 INFO L704 BuchiCegarLoop]: Abstraction has 14554 states and 27611 transitions. [2021-07-06 20:02:51,375 INFO L587 BuchiCegarLoop]: Abstraction has 14554 states and 27611 transitions. [2021-07-06 20:02:51,375 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-07-06 20:02:51,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27611 transitions. [2021-07-06 20:02:51,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2021-07-06 20:02:51,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:51,400 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:51,403 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] [2021-07-06 20:02:51,403 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:51,404 INFO L791 eck$LassoCheckResult]: Stem: 109279#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 109280#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; 109902#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 109551#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 109552#L1071 assume 0 != main_~tmp~8; 109949#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 109950#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 109416#L3102 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~22 := 4;getOrigin_#res := getOrigin_~retValue_acc~22; 108714#L3127 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; 109444#L415 assume 0 == initPersonOnFloor_~floor; 109391#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 108554#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 109583#L207 assume !(0 == callOnFloor_~floorID); 109713#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 109534#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 110344#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 110913#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 110922#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 110919#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 110920#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 111053#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 111052#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 111051#L2075 assume !(0 != timeShift_~tmp___9~2); 111050#L2166 assume !(1 == ~doorState~0); 111044#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 111022#L1517 assume !(1 == stopRequestedInDirection_~dir); 111013#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 110994#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 110992#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 110993#L1893 assume !(1 == ~currentHeading~0); 111265#L1903 assume !(0 == ~currentFloorID~0); 110846#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 109432#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 109763#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 109764#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 108636#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 110164#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 108877#L2966-1 cleanup_~i~0 := 0; 119560#L871-2 [2021-07-06 20:02:51,404 INFO L793 eck$LassoCheckResult]: Loop: 119560#L871-2 assume !false; 119483#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 116989#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 116987#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 116985#L879 assume 1 != cleanup_~tmp___0~0; 111397#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 111396#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 111394#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 111305#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 111304#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 111299#L144-22 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 111293#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 111279#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 111271#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 111267#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 111260#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 111257#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 111252#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 111251#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 111248#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 111249#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 111466#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 111465#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 111464#L2075-1 assume !(0 != timeShift_~tmp___9~2); 111463#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 111462#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 111104#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 111105#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 111065#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 111066#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 111443#L1893-3 assume !(1 == ~currentHeading~0); 110923#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 110829#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 109423#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 110486#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 121910#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 121904#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 121902#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 121785#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 119560#L871-2 [2021-07-06 20:02:51,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:51,405 INFO L82 PathProgramCache]: Analyzing trace with hash -911906626, now seen corresponding path program 3 times [2021-07-06 20:02:51,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:51,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936349180] [2021-07-06 20:02:51,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:51,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:51,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:51,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:51,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936349180] [2021-07-06 20:02:51,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936349180] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:51,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:51,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:02:51,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622169212] [2021-07-06 20:02:51,486 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:51,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:51,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1094808761, now seen corresponding path program 1 times [2021-07-06 20:02:51,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:51,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072362352] [2021-07-06 20:02:51,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:51,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:51,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:51,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:51,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:51,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072362352] [2021-07-06 20:02:51,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072362352] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:51,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:51,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 20:02:51,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932159827] [2021-07-06 20:02:51,508 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:51,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:51,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 20:02:51,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 20:02:51,509 INFO L87 Difference]: Start difference. First operand 14554 states and 27611 transitions. cyclomatic complexity: 13058 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-07-06 20:02:51,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:51,549 INFO L93 Difference]: Finished difference Result 14554 states and 27605 transitions. [2021-07-06 20:02:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-06 20:02:51,550 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14554 states and 27605 transitions. [2021-07-06 20:02:51,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2021-07-06 20:02:51,616 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14554 states to 14554 states and 27605 transitions. [2021-07-06 20:02:51,617 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14554 [2021-07-06 20:02:51,623 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14554 [2021-07-06 20:02:51,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14554 states and 27605 transitions. [2021-07-06 20:02:51,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:51,632 INFO L681 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2021-07-06 20:02:51,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14554 states and 27605 transitions. [2021-07-06 20:02:51,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14554 to 14554. [2021-07-06 20:02:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14554 states, 14554 states have (on average 1.8967294214648893) internal successors, (27605), 14553 states have internal predecessors, (27605), 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) [2021-07-06 20:02:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27605 transitions. [2021-07-06 20:02:51,756 INFO L704 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2021-07-06 20:02:51,756 INFO L587 BuchiCegarLoop]: Abstraction has 14554 states and 27605 transitions. [2021-07-06 20:02:51,756 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-07-06 20:02:51,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27605 transitions. [2021-07-06 20:02:51,782 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2021-07-06 20:02:51,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:51,783 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:51,785 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] [2021-07-06 20:02:51,785 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:51,786 INFO L791 eck$LassoCheckResult]: Stem: 138387#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 138388#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; 138985#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 138651#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 138652#L1071 assume 0 != main_~tmp~8; 139029#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 139030#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 138517#L3102 assume !(0 == getOrigin_~person); 137917#L3106 assume !(1 == getOrigin_~person); 137825#L3110 assume !(2 == getOrigin_~person); 137826#L3114 assume !(3 == getOrigin_~person); 138884#L3118 assume !(4 == getOrigin_~person); 138885#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 139433#L3127 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; 138545#L415 assume 0 == initPersonOnFloor_~floor; 138493#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 137668#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 138683#L207 assume !(0 == callOnFloor_~floorID); 138815#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 138634#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 140353#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 140349#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 140348#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 140344#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 140341#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 140338#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 140335#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 140332#L2075 assume !(0 != timeShift_~tmp___9~2); 140331#L2166 assume !(1 == ~doorState~0); 140329#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 140326#L1517 assume !(1 == stopRequestedInDirection_~dir); 140099#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 140078#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 140074#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 140073#L1893 assume !(1 == ~currentHeading~0); 140036#L1903 assume !(0 == ~currentFloorID~0); 140019#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 140020#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 140997#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 139983#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 139971#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 139972#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 140744#L2966-1 cleanup_~i~0 := 0; 140743#L871-2 [2021-07-06 20:02:51,786 INFO L793 eck$LassoCheckResult]: Loop: 140743#L871-2 assume !false; 140742#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 140741#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 140740#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 140739#L879 assume 1 != cleanup_~tmp___0~0; 140738#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 140737#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 140736#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 139928#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 139927#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 139733#L144-22 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 138039#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 139485#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 140709#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 140707#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 140701#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 140696#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 140691#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 140689#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 140679#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 140664#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 140653#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 140652#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 140650#L2075-1 assume !(0 != timeShift_~tmp___9~2); 140649#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 140648#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 140647#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 140399#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 140128#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 140045#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 140029#L1893-3 assume !(1 == ~currentHeading~0); 140007#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 139997#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 139990#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 139987#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 139980#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 139970#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 139951#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 139942#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 140743#L871-2 [2021-07-06 20:02:51,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:51,786 INFO L82 PathProgramCache]: Analyzing trace with hash 709226184, now seen corresponding path program 1 times [2021-07-06 20:02:51,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:51,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033448478] [2021-07-06 20:02:51,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:51,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:51,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:51,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:51,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:51,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:51,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033448478] [2021-07-06 20:02:51,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033448478] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:51,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:51,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:51,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510689787] [2021-07-06 20:02:51,828 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:51,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:51,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1094808761, now seen corresponding path program 2 times [2021-07-06 20:02:51,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:51,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037564637] [2021-07-06 20:02:51,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:51,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:51,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:51,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:51,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:51,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:51,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:51,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037564637] [2021-07-06 20:02:51,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037564637] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:51,855 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:51,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 20:02:51,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102952445] [2021-07-06 20:02:51,855 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:51,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:51,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-06 20:02:51,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-06 20:02:51,856 INFO L87 Difference]: Start difference. First operand 14554 states and 27605 transitions. cyclomatic complexity: 13052 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:02:52,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:52,336 INFO L93 Difference]: Finished difference Result 15885 states and 29888 transitions. [2021-07-06 20:02:52,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-06 20:02:52,336 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15885 states and 29888 transitions. [2021-07-06 20:02:52,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8754 [2021-07-06 20:02:52,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15885 states to 15885 states and 29888 transitions. [2021-07-06 20:02:52,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15885 [2021-07-06 20:02:52,420 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15885 [2021-07-06 20:02:52,421 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15885 states and 29888 transitions. [2021-07-06 20:02:52,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:52,433 INFO L681 BuchiCegarLoop]: Abstraction has 15885 states and 29888 transitions. [2021-07-06 20:02:52,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15885 states and 29888 transitions. [2021-07-06 20:02:52,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15885 to 14554. [2021-07-06 20:02:52,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14554 states, 14554 states have (on average 1.886835234299849) internal successors, (27461), 14553 states have internal predecessors, (27461), 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) [2021-07-06 20:02:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14554 states to 14554 states and 27461 transitions. [2021-07-06 20:02:52,681 INFO L704 BuchiCegarLoop]: Abstraction has 14554 states and 27461 transitions. [2021-07-06 20:02:52,681 INFO L587 BuchiCegarLoop]: Abstraction has 14554 states and 27461 transitions. [2021-07-06 20:02:52,681 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-07-06 20:02:52,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14554 states and 27461 transitions. [2021-07-06 20:02:52,716 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8024 [2021-07-06 20:02:52,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:52,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:52,720 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] [2021-07-06 20:02:52,720 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:52,720 INFO L791 eck$LassoCheckResult]: Stem: 168852#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 168853#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; 169465#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 169117#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 169118#L1071 assume 0 != main_~tmp~8; 169509#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 169510#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 168984#L3102 assume !(0 == getOrigin_~person); 168380#L3106 assume !(1 == getOrigin_~person); 168285#L3110 assume !(2 == getOrigin_~person); 168286#L3114 assume !(3 == getOrigin_~person); 169362#L3118 assume !(4 == getOrigin_~person); 169363#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 169936#L3127 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; 169014#L415 assume 0 == initPersonOnFloor_~floor; 168960#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 168125#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 169149#L207 assume !(0 == callOnFloor_~floorID); 169285#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 169100#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 169920#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 170536#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 170538#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 170537#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 168506#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 169544#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 170030#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 170534#L2075 assume !(0 != timeShift_~tmp___9~2); 170512#L2166 assume !(1 == ~doorState~0); 170513#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 168942#L1517 assume !(1 == stopRequestedInDirection_~dir); 168943#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 180766#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 180763#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 180760#L1893 assume !(1 == ~currentHeading~0); 180746#L1903 assume !(0 == ~currentFloorID~0); 180233#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 180231#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 180229#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 180225#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 180216#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 180205#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 180188#L2966-1 cleanup_~i~0 := 0; 170557#L871-2 [2021-07-06 20:02:52,721 INFO L793 eck$LassoCheckResult]: Loop: 170557#L871-2 assume !false; 170555#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 170550#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 170533#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 170531#L879 assume 1 != cleanup_~tmp___0~0; 170532#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 170525#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 170526#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 170520#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 170522#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 170567#L144-22 assume !(0 == isFloorCalling_~floorID); 177983#L148-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 170009#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 170010#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 177947#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 177623#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 177622#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 177621#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 170556#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 170551#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 170460#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 170461#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 181607#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 181608#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 181604#L2075-1 assume !(0 != timeShift_~tmp___9~2); 181605#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 182028#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 182019#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 182002#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 181996#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 181993#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 181994#L1893-3 assume !(1 == ~currentHeading~0); 180926#L1903-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 180753#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 180232#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 180230#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 180222#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 180215#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 180198#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 180187#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 170557#L871-2 [2021-07-06 20:02:52,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:52,722 INFO L82 PathProgramCache]: Analyzing trace with hash 709226184, now seen corresponding path program 2 times [2021-07-06 20:02:52,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:52,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437722469] [2021-07-06 20:02:52,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:52,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:52,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:52,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:52,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:52,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:52,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:52,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:52,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:52,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437722469] [2021-07-06 20:02:52,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437722469] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:52,781 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:52,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:52,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180044056] [2021-07-06 20:02:52,782 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:52,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:52,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1866350803, now seen corresponding path program 1 times [2021-07-06 20:02:52,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:52,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555171360] [2021-07-06 20:02:52,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:52,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:52,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:52,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:52,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:52,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:52,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:52,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:52,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:52,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555171360] [2021-07-06 20:02:52,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555171360] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:52,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:52,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-06 20:02:52,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44430714] [2021-07-06 20:02:52,811 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:52,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:52,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-06 20:02:52,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-06 20:02:52,811 INFO L87 Difference]: Start difference. First operand 14554 states and 27461 transitions. cyclomatic complexity: 12908 Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2021-07-06 20:02:52,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:52,982 INFO L93 Difference]: Finished difference Result 22018 states and 41418 transitions. [2021-07-06 20:02:52,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-06 20:02:52,983 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22018 states and 41418 transitions. [2021-07-06 20:02:53,059 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15228 [2021-07-06 20:02:53,109 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22018 states to 22018 states and 41418 transitions. [2021-07-06 20:02:53,109 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22018 [2021-07-06 20:02:53,124 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22018 [2021-07-06 20:02:53,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22018 states and 41418 transitions. [2021-07-06 20:02:53,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:53,146 INFO L681 BuchiCegarLoop]: Abstraction has 22018 states and 41418 transitions. [2021-07-06 20:02:53,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22018 states and 41418 transitions. [2021-07-06 20:02:53,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22018 to 14572. [2021-07-06 20:02:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14572 states, 14572 states have (on average 1.8857397749107878) internal successors, (27479), 14571 states have internal predecessors, (27479), 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) [2021-07-06 20:02:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14572 states to 14572 states and 27479 transitions. [2021-07-06 20:02:53,335 INFO L704 BuchiCegarLoop]: Abstraction has 14572 states and 27479 transitions. [2021-07-06 20:02:53,335 INFO L587 BuchiCegarLoop]: Abstraction has 14572 states and 27479 transitions. [2021-07-06 20:02:53,335 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-07-06 20:02:53,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14572 states and 27479 transitions. [2021-07-06 20:02:53,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8036 [2021-07-06 20:02:53,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:53,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:53,369 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] [2021-07-06 20:02:53,369 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:53,370 INFO L791 eck$LassoCheckResult]: Stem: 205433#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 205434#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; 206059#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 205709#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 205710#L1071 assume 0 != main_~tmp~8; 206103#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 206104#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 205576#L3102 assume !(0 == getOrigin_~person); 204960#L3106 assume !(1 == getOrigin_~person); 204867#L3110 assume !(2 == getOrigin_~person); 204868#L3114 assume !(3 == getOrigin_~person); 205958#L3118 assume !(4 == getOrigin_~person); 205959#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 206533#L3127 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; 205604#L415 assume 0 == initPersonOnFloor_~floor; 205546#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 204708#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 205741#L207 assume !(0 == callOnFloor_~floorID); 205874#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 205692#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 206517#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 207134#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 207142#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 207139#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 207140#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 207310#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 207309#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 207307#L2075 assume !(0 != timeShift_~tmp___9~2); 207306#L2166 assume !(1 == ~doorState~0); 207305#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 207303#L1517 assume !(1 == stopRequestedInDirection_~dir); 207304#L1686 assume !(0 == ~currentFloorID~0); 205618#L1692 assume !(~currentFloorID~0 > 0); 205553#L1707 assume ~currentFloorID~0 > 0; 216269#L1709 assume 0 != stopRequestedInDirection_~respectInLiftCalls; 216268#L1710 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13 := 1;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 206221#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 207455#L2174 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 206560#L1893 assume !(1 == ~currentHeading~0); 206561#L1903 assume !(0 == ~currentFloorID~0); 207060#L1903-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 205592#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 205926#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 205927#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 206581#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 206333#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 205032#L2966-1 cleanup_~i~0 := 0; 206668#L871-2 [2021-07-06 20:02:53,370 INFO L793 eck$LassoCheckResult]: Loop: 206668#L871-2 assume !false; 218487#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 218486#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 213295#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 213294#L879 assume 1 != cleanup_~tmp___0~0; 213293#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 213280#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 207388#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 207386#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 207385#L1425 assume 0 != ~floorButtons_0~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 207377#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 207368#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 207355#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 207354#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 207353#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 207352#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 207350#L1330-1 assume !(0 == buttonForFloorIsPressed_~floorID); 207351#L1334-1 assume 1 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_1~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 207324#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 207325#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 207319#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 207320#L2075-1 assume !(0 != timeShift_~tmp___9~2); 207314#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 207315#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 207237#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 207238#L1686-2 assume !(0 == ~currentFloorID~0); 218398#L1692-2 assume !(~currentFloorID~0 > 0); 207415#L1707-2 assume ~currentFloorID~0 > 0; 218910#L1709-2 assume 0 != stopRequestedInDirection_~respectInLiftCalls; 205705#L1710-2 assume 0 != ~floorButtons_0~0;stopRequestedInDirection_~retValue_acc~13 := 1;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 205332#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 207408#L2174-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 207409#L1893-3 assume !(1 == ~currentHeading~0); 207055#L1903-9 assume !(0 == ~currentFloorID~0); 206280#L1903-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 218872#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 218871#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 218870#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 218864#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 218860#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 206667#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 206668#L871-2 [2021-07-06 20:02:53,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:53,371 INFO L82 PathProgramCache]: Analyzing trace with hash 1842283327, now seen corresponding path program 1 times [2021-07-06 20:02:53,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:53,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950756523] [2021-07-06 20:02:53,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:53,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:53,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:53,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:53,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:53,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:53,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:53,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:53,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:53,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:53,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950756523] [2021-07-06 20:02:53,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950756523] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:53,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:53,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:53,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772245757] [2021-07-06 20:02:53,410 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:53,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:53,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1583993377, now seen corresponding path program 1 times [2021-07-06 20:02:53,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:53,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739689435] [2021-07-06 20:02:53,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:53,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:53,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:53,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:53,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:53,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:53,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:53,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:53,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:53,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739689435] [2021-07-06 20:02:53,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739689435] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:53,428 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:53,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-06 20:02:53,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826627369] [2021-07-06 20:02:53,429 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:53,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:53,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-06 20:02:53,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-06 20:02:53,429 INFO L87 Difference]: Start difference. First operand 14572 states and 27479 transitions. cyclomatic complexity: 12908 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:02:54,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:54,511 INFO L93 Difference]: Finished difference Result 19852 states and 37387 transitions. [2021-07-06 20:02:54,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-06 20:02:54,512 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19852 states and 37387 transitions. [2021-07-06 20:02:54,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15423 [2021-07-06 20:02:54,604 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19852 states to 19852 states and 37387 transitions. [2021-07-06 20:02:54,604 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19852 [2021-07-06 20:02:54,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19852 [2021-07-06 20:02:54,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19852 states and 37387 transitions. [2021-07-06 20:02:54,641 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:54,641 INFO L681 BuchiCegarLoop]: Abstraction has 19852 states and 37387 transitions. [2021-07-06 20:02:54,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19852 states and 37387 transitions. [2021-07-06 20:02:54,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19852 to 11058. [2021-07-06 20:02:54,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11058 states, 11058 states have (on average 1.8764695243262797) internal successors, (20750), 11057 states have internal predecessors, (20750), 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) [2021-07-06 20:02:54,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 20750 transitions. [2021-07-06 20:02:54,752 INFO L704 BuchiCegarLoop]: Abstraction has 11058 states and 20750 transitions. [2021-07-06 20:02:54,752 INFO L587 BuchiCegarLoop]: Abstraction has 11058 states and 20750 transitions. [2021-07-06 20:02:54,752 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-07-06 20:02:54,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11058 states and 20750 transitions. [2021-07-06 20:02:54,767 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8076 [2021-07-06 20:02:54,767 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:54,767 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:54,769 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] [2021-07-06 20:02:54,769 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:54,770 INFO L791 eck$LassoCheckResult]: Stem: 239828#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 239829#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; 240394#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 240071#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 240072#L1071 assume 0 != main_~tmp~8; 240435#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 240436#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 239953#L3102 assume !(0 == getOrigin_~person); 239409#L3106 assume !(1 == getOrigin_~person); 239320#L3110 assume !(2 == getOrigin_~person); 239321#L3114 assume !(3 == getOrigin_~person); 240293#L3118 assume !(4 == getOrigin_~person); 240294#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 240803#L3127 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; 239981#L415 assume 0 == initPersonOnFloor_~floor; 239931#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 239167#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 240101#L207 assume !(0 == callOnFloor_~floorID); 240220#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 240056#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 240789#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 241302#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 241301#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 241248#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 240464#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 240465#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 240885#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 241300#L2075 assume !(0 != timeShift_~tmp___9~2); 241296#L2166 assume !(1 == ~doorState~0); 241294#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 239913#L1517 assume !(1 == stopRequestedInDirection_~dir); 239914#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 239385#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 240406#L2174 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 241045#L1948 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 240936#L1953 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 239922#L1517-1 assume !(1 == stopRequestedInDirection_~dir); 239923#L1686-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 239389#L1839-1 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 239490#L2183 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 239492#L1893-2 assume !(1 == ~currentHeading~0); 240814#L1903-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 240567#L1903-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 241236#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 245830#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 245826#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 245823#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 245813#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 241388#L2966-1 cleanup_~i~0 := 0; 241386#L871-2 [2021-07-06 20:02:54,770 INFO L793 eck$LassoCheckResult]: Loop: 241386#L871-2 assume !false; 241385#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 241384#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 241383#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 241382#L879 assume 1 != cleanup_~tmp___0~0; 241381#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 241380#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 241379#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 241377#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 241374#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 241373#L144-22 assume !(0 == isFloorCalling_~floorID); 241366#L148-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 241353#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 241354#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 245118#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 245117#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 245115#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 245112#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 241335#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 241334#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 241333#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 241332#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 241330#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 241329#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 241327#L2075-1 assume !(0 != timeShift_~tmp___9~2); 241292#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 241293#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 239925#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 239926#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 239392#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 240395#L2174-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 249941#L1948-2 assume 0 == getReverseHeading_~ofHeading;getReverseHeading_~retValue_acc~16 := 1;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 249940#L1953-2 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 239933#L1517-3 assume !(1 == stopRequestedInDirection_~dir); 239934#L1686-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 239368#L1839-3 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 240396#L2183-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 240825#L1893-5 assume !(1 == ~currentHeading~0); 240826#L1903-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 240553#L1903-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 245916#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 245911#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 245872#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 245866#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 245847#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 241387#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 241386#L871-2 [2021-07-06 20:02:54,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:54,770 INFO L82 PathProgramCache]: Analyzing trace with hash 631500907, now seen corresponding path program 1 times [2021-07-06 20:02:54,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:54,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122831202] [2021-07-06 20:02:54,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:54,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:54,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:54,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:54,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:54,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:54,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:54,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:54,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:54,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:54,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:54,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122831202] [2021-07-06 20:02:54,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122831202] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:54,811 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:54,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:54,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885307459] [2021-07-06 20:02:54,812 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:54,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:54,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1552775404, now seen corresponding path program 1 times [2021-07-06 20:02:54,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:54,813 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823672029] [2021-07-06 20:02:54,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:54,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:54,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:54,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:54,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:54,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:54,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:54,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:54,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:54,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823672029] [2021-07-06 20:02:54,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823672029] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:54,826 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:54,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-06 20:02:54,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560982219] [2021-07-06 20:02:54,827 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:54,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:54,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-06 20:02:54,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-06 20:02:54,827 INFO L87 Difference]: Start difference. First operand 11058 states and 20750 transitions. cyclomatic complexity: 9693 Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-07-06 20:02:55,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:55,041 INFO L93 Difference]: Finished difference Result 33086 states and 62082 transitions. [2021-07-06 20:02:55,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-06 20:02:55,042 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33086 states and 62082 transitions. [2021-07-06 20:02:55,148 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29943 [2021-07-06 20:02:55,223 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33086 states to 33086 states and 62082 transitions. [2021-07-06 20:02:55,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33086 [2021-07-06 20:02:55,245 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33086 [2021-07-06 20:02:55,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33086 states and 62082 transitions. [2021-07-06 20:02:55,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:55,265 INFO L681 BuchiCegarLoop]: Abstraction has 33086 states and 62082 transitions. [2021-07-06 20:02:55,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33086 states and 62082 transitions. [2021-07-06 20:02:55,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33086 to 11070. [2021-07-06 20:02:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11070 states, 11070 states have (on average 1.8755194218608853) internal successors, (20762), 11069 states have internal predecessors, (20762), 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) [2021-07-06 20:02:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11070 states to 11070 states and 20762 transitions. [2021-07-06 20:02:55,416 INFO L704 BuchiCegarLoop]: Abstraction has 11070 states and 20762 transitions. [2021-07-06 20:02:55,416 INFO L587 BuchiCegarLoop]: Abstraction has 11070 states and 20762 transitions. [2021-07-06 20:02:55,416 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-07-06 20:02:55,416 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11070 states and 20762 transitions. [2021-07-06 20:02:55,431 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8086 [2021-07-06 20:02:55,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:55,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:55,432 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] [2021-07-06 20:02:55,432 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:55,432 INFO L791 eck$LassoCheckResult]: Stem: 283991#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 283992#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; 284562#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 284234#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 284235#L1071 assume 0 != main_~tmp~8; 284604#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 284605#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 284118#L3102 assume !(0 == getOrigin_~person); 283566#L3106 assume !(1 == getOrigin_~person); 283477#L3110 assume !(2 == getOrigin_~person); 283478#L3114 assume !(3 == getOrigin_~person); 284464#L3118 assume !(4 == getOrigin_~person); 284465#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 285000#L3127 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; 284146#L415 assume 0 == initPersonOnFloor_~floor; 284098#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 283318#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 284265#L207 assume !(0 == callOnFloor_~floorID); 284384#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 284221#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 284986#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 285497#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 285496#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 285440#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 284633#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 284634#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 285074#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 285493#L2075 assume !(0 != timeShift_~tmp___9~2); 285488#L2166 assume !(1 == ~doorState~0); 285485#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 284081#L1517 assume !(1 == stopRequestedInDirection_~dir); 284082#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 283542#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 284570#L2174 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 285251#L1948 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 285470#L1953 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 285495#L1517-1 assume !(1 == stopRequestedInDirection_~dir); 285309#L1686-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 283546#L1839-1 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 283653#L2183 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 283655#L1893-2 assume !(1 == ~currentHeading~0); 285011#L1903-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 284742#L1903-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 285428#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 288728#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 288724#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 288721#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 288685#L2956 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 288681#L2966-1 cleanup_~i~0 := 0; 288679#L871-2 [2021-07-06 20:02:55,433 INFO L793 eck$LassoCheckResult]: Loop: 288679#L871-2 assume !false; 288678#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 288677#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 288676#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 288675#L879 assume 1 != cleanup_~tmp___0~0; 288492#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 288491#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 288490#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 288488#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 285671#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 285669#L144-22 assume !(0 == isFloorCalling_~floorID); 285658#L148-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 285643#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 285644#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 285607#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 285608#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 285599#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 285600#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 285596#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 285595#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 285594#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 285593#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 285591#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 285590#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 285588#L2075-1 assume !(0 != timeShift_~tmp___9~2); 285587#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 285555#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 285553#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 285536#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 285530#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 285256#L2174-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 285257#L1948-2 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 285472#L1953-2 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 285529#L1517-3 assume !(1 == stopRequestedInDirection_~dir); 285302#L1686-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 283525#L1839-3 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 289774#L2183-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 289772#L1893-5 assume !(1 == ~currentHeading~0); 289769#L1903-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 289765#L1903-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 289764#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 289763#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 288712#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 288706#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 288702#L2956-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~6;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 288680#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 288679#L871-2 [2021-07-06 20:02:55,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:55,433 INFO L82 PathProgramCache]: Analyzing trace with hash 631500907, now seen corresponding path program 2 times [2021-07-06 20:02:55,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:55,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310331336] [2021-07-06 20:02:55,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:55,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:55,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:55,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:55,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:55,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:55,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:55,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:55,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:55,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:55,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:55,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310331336] [2021-07-06 20:02:55,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310331336] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:55,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:55,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:55,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033246035] [2021-07-06 20:02:55,465 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:55,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:55,465 INFO L82 PathProgramCache]: Analyzing trace with hash 272911726, now seen corresponding path program 1 times [2021-07-06 20:02:55,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:55,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441985921] [2021-07-06 20:02:55,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:55,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:55,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:55,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:55,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:55,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:55,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:55,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:55,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441985921] [2021-07-06 20:02:55,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441985921] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:55,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:55,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-06 20:02:55,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556603213] [2021-07-06 20:02:55,480 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:02:55,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:02:55,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-06 20:02:55,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-06 20:02:55,481 INFO L87 Difference]: Start difference. First operand 11070 states and 20762 transitions. cyclomatic complexity: 9693 Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2021-07-06 20:02:55,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:02:55,703 INFO L93 Difference]: Finished difference Result 35154 states and 66099 transitions. [2021-07-06 20:02:55,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-06 20:02:55,704 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35154 states and 66099 transitions. [2021-07-06 20:02:55,817 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 29526 [2021-07-06 20:02:55,898 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35154 states to 35154 states and 66099 transitions. [2021-07-06 20:02:55,898 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35154 [2021-07-06 20:02:55,923 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35154 [2021-07-06 20:02:55,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35154 states and 66099 transitions. [2021-07-06 20:02:55,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:02:55,945 INFO L681 BuchiCegarLoop]: Abstraction has 35154 states and 66099 transitions. [2021-07-06 20:02:55,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35154 states and 66099 transitions. [2021-07-06 20:02:56,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35154 to 11104. [2021-07-06 20:02:56,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11104 states, 11104 states have (on average 1.8728386167146973) internal successors, (20796), 11103 states have internal predecessors, (20796), 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) [2021-07-06 20:02:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11104 states to 11104 states and 20796 transitions. [2021-07-06 20:02:56,103 INFO L704 BuchiCegarLoop]: Abstraction has 11104 states and 20796 transitions. [2021-07-06 20:02:56,103 INFO L587 BuchiCegarLoop]: Abstraction has 11104 states and 20796 transitions. [2021-07-06 20:02:56,103 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-07-06 20:02:56,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11104 states and 20796 transitions. [2021-07-06 20:02:56,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8110 [2021-07-06 20:02:56,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:02:56,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:02:56,119 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] [2021-07-06 20:02:56,119 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:02:56,119 INFO L791 eck$LassoCheckResult]: Stem: 330225#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(10);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string67.base, #t~string67.offset, 1);call write~init~int(95, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(93, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string69.base, #t~string69.offset, 1);call write~init~int(93, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(32, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(97, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(32, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string73.base, #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(10);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string77.base, #t~string77.offset, 1);call write~init~int(112, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string79.base, #t~string79.offset, 1);call write~init~int(111, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(119, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(110, #t~string79.base, 3 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 4 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(73, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(76, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 5 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 6 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(70, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(95, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(112, #t~string93.base, 3 + #t~string93.offset, 1);call write~init~int(58, #t~string93.base, 4 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 5 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string110.base, #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 1 + #t~string110.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(30);call #t~string131.base, #t~string131.offset := #Ultimate.allocOnStack(9);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(21);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(30);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(9);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(21);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(30);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(9);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(25);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(30);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(9);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(25);~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;~cleanupTimeShifts~0 := 12;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 330226#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; 330779#L3290 havoc valid_product_#res;havoc valid_product_~retValue_acc~25;havoc valid_product_~retValue_acc~25;valid_product_~retValue_acc~25 := 1;valid_product_#res := valid_product_~retValue_acc~25; 330461#L3298 main_#t~ret20 := valid_product_#res;main_~tmp~8 := main_#t~ret20;havoc main_#t~ret20; 330462#L1071 assume 0 != main_~tmp~8; 330818#L1041 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 330819#L2913 havoc bigMacCall_#t~ret13, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~22;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~22; 330345#L3102 assume !(0 == getOrigin_~person); 329800#L3106 assume !(1 == getOrigin_~person); 329709#L3110 assume !(2 == getOrigin_~person); 329710#L3114 assume !(3 == getOrigin_~person); 330679#L3118 assume !(4 == getOrigin_~person); 330680#L3122 assume 5 == getOrigin_~person;getOrigin_~retValue_acc~22 := 1;getOrigin_#res := getOrigin_~retValue_acc~22; 331183#L3127 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; 330373#L415 assume 0 == initPersonOnFloor_~floor; 330326#L416 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 329553#L523-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 330492#L207 assume !(0 == callOnFloor_~floorID); 330614#L210 assume 1 == callOnFloor_~floorID;~calls_1~0 := 1; 330448#L219-2 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~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 331661#L144 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 331660#L171 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 331659#L1926 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 331595#L1330 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 330843#L1351 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 330844#L1933 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 331253#L1938 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 331657#L2075 assume !(0 != timeShift_~tmp___9~2); 331652#L2166 assume !(1 == ~doorState~0); 331644#L2166-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 330309#L1517 assume !(1 == stopRequestedInDirection_~dir); 330310#L1686 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 329774#L1839 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 331423#L2174 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 331424#L1948 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 331629#L1953 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 331658#L1517-1 assume !(1 == stopRequestedInDirection_~dir); 331487#L1686-1 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 329778#L1839-1 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 329881#L2183 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 329883#L1893-2 assume !(1 == ~currentHeading~0); 331194#L1903-6 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 330944#L1903-8 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 331583#L1909-5 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 331709#L1313 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 331710#L1373-6 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 331696#L1405-6 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 333530#L2956 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 331684#L1322 __utac_acc__Specification9_spec__3_#t~ret149 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~8 := __utac_acc__Specification9_spec__3_#t~ret149;havoc __utac_acc__Specification9_spec__3_#t~ret149; 331687#L2966 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8); 331679#L2966-1 cleanup_~i~0 := 0; 331678#L871-2 [2021-07-06 20:02:56,120 INFO L793 eck$LassoCheckResult]: Loop: 331678#L871-2 assume !false; 331674#L872 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 331672#L875 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 331673#L1159 cleanup_#t~ret14 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret14;havoc cleanup_#t~ret14; 334080#L879 assume 1 != cleanup_~tmp___0~0; 334079#L879-1 havoc isIdle_#res;havoc isIdle_#t~ret27, isIdle_~retValue_acc~12, isIdle_~tmp~11;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~11;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret22, anyStopRequested_#t~ret23, anyStopRequested_#t~ret24, anyStopRequested_#t~ret25, anyStopRequested_#t~ret26, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~10, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~10;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 334078#L144-21 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 334077#L171-21 anyStopRequested_#t~ret22 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret22;havoc anyStopRequested_#t~ret22; 334075#L1421 assume !(0 != anyStopRequested_~tmp___3~0); 331662#L1425 assume !(0 != ~floorButtons_0~0);isFloorCalling_#in~floorID := 1;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 331468#L144-22 assume !(0 == isFloorCalling_~floorID); 331469#L148-22 assume 1 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_1~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 334037#L171-22 anyStopRequested_#t~ret23 := isFloorCalling_#res;anyStopRequested_~tmp___2~1 := anyStopRequested_#t~ret23;havoc anyStopRequested_#t~ret23; 329808#L1432 assume 0 != anyStopRequested_~tmp___2~1;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 329743#L1485 isIdle_#t~ret27 := anyStopRequested_#res;isIdle_~tmp~11 := isIdle_#t~ret27;havoc isIdle_#t~ret27;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~11 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 334007#L1498 cleanup_#t~ret15 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret15;havoc cleanup_#t~ret15; 334004#L891 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_#t~ret59, timeShift_#t~ret60, timeShift_#t~ret61, timeShift_#t~ret62, timeShift_#t~ret63, timeShift_#t~ret64, timeShift_~tmp~16, timeShift_~tmp___0~6, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~16;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret40, stopRequestedAtCurrentFloor_#t~ret41, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~14, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~14;havoc stopRequestedAtCurrentFloor_~tmp___0~4;isFloorCalling_#in~floorID := ~currentFloorID~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 334001#L144-26 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 333777#L171-26 stopRequestedAtCurrentFloor_#t~ret40 := isFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret40;havoc stopRequestedAtCurrentFloor_#t~ret40; 333775#L1926-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp___0~4);buttonForFloorIsPressed_#in~floorID := ~currentFloorID~0;havoc buttonForFloorIsPressed_#res;havoc buttonForFloorIsPressed_~floorID, buttonForFloorIsPressed_~retValue_acc~8;buttonForFloorIsPressed_~floorID := buttonForFloorIsPressed_#in~floorID;havoc buttonForFloorIsPressed_~retValue_acc~8; 333773#L1330-1 assume 0 == buttonForFloorIsPressed_~floorID;buttonForFloorIsPressed_~retValue_acc~8 := ~floorButtons_0~0;buttonForFloorIsPressed_#res := buttonForFloorIsPressed_~retValue_acc~8; 333770#L1351-1 stopRequestedAtCurrentFloor_#t~ret41 := buttonForFloorIsPressed_#res;stopRequestedAtCurrentFloor_~tmp~14 := stopRequestedAtCurrentFloor_#t~ret41;havoc stopRequestedAtCurrentFloor_#t~ret41; 333768#L1933-1 assume !(0 != stopRequestedAtCurrentFloor_~tmp~14);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 333766#L1938-1 timeShift_#t~ret54 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret54;havoc timeShift_#t~ret54; 333764#L2075-1 assume !(0 != timeShift_~tmp___9~2); 333761#L2166-3 assume 1 == ~doorState~0;~doorState~0 := 0; 333760#L2166-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 333758#L1517-2 assume !(1 == stopRequestedInDirection_~dir); 333744#L1686-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 333683#L1839-2 timeShift_#t~ret61 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret61;havoc timeShift_#t~ret61; 333742#L2174-1 assume !(0 != timeShift_~tmp___8~2);getReverseHeading_#in~ofHeading := ~currentHeading~0;havoc getReverseHeading_#res;havoc getReverseHeading_~ofHeading, getReverseHeading_~retValue_acc~16;getReverseHeading_~ofHeading := getReverseHeading_#in~ofHeading;havoc getReverseHeading_~retValue_acc~16; 333610#L1948-2 assume !(0 == getReverseHeading_~ofHeading);getReverseHeading_~retValue_acc~16 := 0;getReverseHeading_#res := getReverseHeading_~retValue_acc~16; 333739#L1953-2 timeShift_#t~ret62 := getReverseHeading_#res;timeShift_~tmp___6~2 := timeShift_#t~ret62;havoc timeShift_#t~ret62;stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := timeShift_~tmp___6~2, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret28, stopRequestedInDirection_#t~ret29, stopRequestedInDirection_#t~ret30, stopRequestedInDirection_#t~ret31, stopRequestedInDirection_#t~ret32, stopRequestedInDirection_#t~ret33, stopRequestedInDirection_#t~ret34, stopRequestedInDirection_#t~ret35, stopRequestedInDirection_#t~ret36, stopRequestedInDirection_#t~ret37, stopRequestedInDirection_#t~ret38, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~13, stopRequestedInDirection_~tmp~12, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~tmp___1~2, stopRequestedInDirection_~tmp___2~2, stopRequestedInDirection_~tmp___3~1, stopRequestedInDirection_~tmp___4~0, stopRequestedInDirection_~tmp___5~0, stopRequestedInDirection_~tmp___6~0, stopRequestedInDirection_~tmp___7~0, stopRequestedInDirection_~tmp___8~0, stopRequestedInDirection_~tmp___9~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~13;havoc stopRequestedInDirection_~tmp~12;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~tmp___1~2;havoc stopRequestedInDirection_~tmp___2~2;havoc stopRequestedInDirection_~tmp___3~1;havoc stopRequestedInDirection_~tmp___4~0;havoc stopRequestedInDirection_~tmp___5~0;havoc stopRequestedInDirection_~tmp___6~0;havoc stopRequestedInDirection_~tmp___7~0;havoc stopRequestedInDirection_~tmp___8~0;havoc stopRequestedInDirection_~tmp___9~0; 333737#L1517-3 assume !(1 == stopRequestedInDirection_~dir); 333627#L1686-3 assume 0 == ~currentFloorID~0;stopRequestedInDirection_~retValue_acc~13 := 0;stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~13; 333613#L1839-3 timeShift_#t~ret63 := stopRequestedInDirection_#res;timeShift_~tmp___7~2 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 333603#L2183-1 assume !(0 != timeShift_~tmp___7~2);continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret39, continueInDirection_~dir, continueInDirection_~tmp~13;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~13;~currentHeading~0 := continueInDirection_~dir; 333595#L1893-5 assume !(1 == ~currentHeading~0); 333586#L1903-15 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 333575#L1903-17 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 333568#L1909-11 havoc __utac_acc__Specification9_spec__3_#t~ret147, __utac_acc__Specification9_spec__3_#t~ret148, __utac_acc__Specification9_spec__3_#t~ret149, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~21, __utac_acc__Specification9_spec__3_~tmp___0~8, __utac_acc__Specification9_spec__3_~tmp___1~6;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~21;havoc __utac_acc__Specification9_spec__3_~tmp___0~8;havoc __utac_acc__Specification9_spec__3_~tmp___1~6;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 333560#L1313-1 __utac_acc__Specification9_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~21 := __utac_acc__Specification9_spec__3_#t~ret147;havoc __utac_acc__Specification9_spec__3_#t~ret147;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~21;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~10;havoc isEmpty_~retValue_acc~10; 333561#L1373-13 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~10 := 0;isEmpty_#res := isEmpty_~retValue_acc~10; 333547#L1405-13 __utac_acc__Specification9_spec__3_#t~ret148 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~6 := __utac_acc__Specification9_spec__3_#t~ret148;havoc __utac_acc__Specification9_spec__3_#t~ret148; 333569#L2956-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~6);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 333541#L1322-1 __utac_acc__Specification9_spec__3_#t~ret149 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~8 := __utac_acc__Specification9_spec__3_#t~ret149;havoc __utac_acc__Specification9_spec__3_#t~ret149; 333531#L2966-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8); 331677#L2966-3 cleanup_~i~0 := 1 + cleanup_~i~0; 331678#L871-2 [2021-07-06 20:02:56,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:56,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1282155656, now seen corresponding path program 1 times [2021-07-06 20:02:56,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:56,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946157794] [2021-07-06 20:02:56,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:56,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:02:56,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:56,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:56,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:02:56,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:56,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:56,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-06 20:02:56,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:02:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:02:56,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:02:56,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946157794] [2021-07-06 20:02:56,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946157794] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:02:56,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:02:56,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-06 20:02:56,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881728273] [2021-07-06 20:02:56,157 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-07-06 20:02:56,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:02:56,157 INFO L82 PathProgramCache]: Analyzing trace with hash 275514795, now seen corresponding path program 1 times [2021-07-06 20:02:56,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:02:56,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52255032] [2021-07-06 20:02:56,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:02:56,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:02:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:02:56,163 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:02:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:02:56,166 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:02:56,184 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:02:56,829 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 174 [2021-07-06 20:02:56,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:02:56,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 205 [2021-07-06 20:02:57,080 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-07-06 20:02:57,089 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 20:02:57,089 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 20:02:57,089 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 20:02:57,089 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 20:02:57,089 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-07-06 20:02:57,089 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:57,089 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 20:02:57,090 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 20:02:57,090 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration12_Loop [2021-07-06 20:02:57,090 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 20:02:57,090 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 20:02:57,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:57,802 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 20:02:57,803 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-07-06 20:02:57,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:57,816 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) [2021-07-06 20:02:57,817 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 [2021-07-06 20:02:57,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 20:02:57,821 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:57,854 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 20:02:57,854 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#res=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~4=0, ~calls_0~0=0, ULTIMATE.start_isFloorCalling_~retValue_acc~0=0} Honda state: {ULTIMATE.start_isFloorCalling_#res=0, ULTIMATE.start_stopRequestedAtCurrentFloor_~tmp___0~4=0, ~calls_0~0=0, ULTIMATE.start_isFloorCalling_~retValue_acc~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 20:02:57,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-07-06 20:02:57,905 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:57,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:57,906 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) [2021-07-06 20:02:57,918 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 [2021-07-06 20:02:57,918 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 20:02:57,918 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:57,938 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 20:02:57,938 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___3~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 20:02:57,955 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 [2021-07-06 20:02:57,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:57,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:57,957 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) [2021-07-06 20:02:57,957 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 [2021-07-06 20:02:57,959 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 20:02:57,959 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:57,971 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 20:02:57,971 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~12=0, ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~6=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~12=0, ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 20:02:57,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-07-06 20:02:57,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:57,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:57,989 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) [2021-07-06 20:02:57,996 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 [2021-07-06 20:02:57,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 20:02:57,997 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:58,018 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-07-06 20:02:58,018 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~tmp___5~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-07-06 20:02:58,035 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 [2021-07-06 20:02:58,035 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:58,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:58,036 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) [2021-07-06 20:02:58,037 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 [2021-07-06 20:02:58,038 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-07-06 20:02:58,038 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:58,065 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 [2021-07-06 20:02:58,066 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:58,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:58,066 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) [2021-07-06 20:02:58,067 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 [2021-07-06 20:02:58,069 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-07-06 20:02:58,069 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-07-06 20:02:58,561 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-07-06 20:02:58,565 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 [2021-07-06 20:02:58,565 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 20:02:58,565 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 20:02:58,565 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 20:02:58,565 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 20:02:58,565 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 20:02:58,565 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:58,565 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 20:02:58,565 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 20:02:58,565 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product09.cil.c_Iteration12_Loop [2021-07-06 20:02:58,565 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 20:02:58,565 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 20:02:58,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:58,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 20:02:59,392 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 25 [2021-07-06 20:02:59,399 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 20:02:59,402 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 20:02:59,403 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,417 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) [2021-07-06 20:02:59,481 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 [2021-07-06 20:02:59,482 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 [2021-07-06 20:02:59,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 20:02:59,553 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 [2021-07-06 20:02:59,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,569 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) [2021-07-06 20:02:59,637 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 [2021-07-06 20:02:59,638 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 [2021-07-06 20:02:59,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 20:02:59,688 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 [2021-07-06 20:02:59,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,689 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) [2021-07-06 20:02:59,737 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 [2021-07-06 20:02:59,738 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 [2021-07-06 20:02:59,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 20:02:59,777 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 [2021-07-06 20:02:59,777 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,778 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) [2021-07-06 20:02:59,779 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 [2021-07-06 20:02:59,780 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 [2021-07-06 20:02:59,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 20:02:59,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-07-06 20:02:59,805 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,805 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) [2021-07-06 20:02:59,806 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 [2021-07-06 20:02:59,807 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 [2021-07-06 20:02:59,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 20:02:59,830 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 [2021-07-06 20:02:59,831 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,831 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) [2021-07-06 20:02:59,832 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 [2021-07-06 20:02:59,834 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 [2021-07-06 20:02:59,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 20:02:59,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 20:02:59,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 20:02:59,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 20:02:59,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 20:02:59,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 20:02:59,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 20:02:59,843 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 20:02:59,877 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-07-06 20:02:59,878 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-07-06 20:02:59,878 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:02:59,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:02:59,888 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) [2021-07-06 20:02:59,939 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 [2021-07-06 20:02:59,939 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 20:02:59,939 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-07-06 20:02:59,939 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 20:02:59,939 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 [] [2021-07-06 20:02:59,980 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 [2021-07-06 20:02:59,982 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-07-06 20:02:59,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:03:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:03:00,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-06 20:03:00,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 20:03:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:03:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:03:00,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-06 20:03:00,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 20:03:00,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 20:03:00,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 20:03:00,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 20:03:00,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-06 20:03:00,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 20:03:00,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 20:03:00,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 20:03:00,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-06 20:03:00,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-06 20:03:00,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-06 20:03:00,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-06 20:03:00,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-07-06 20:03:00,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:03:00,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-06 20:03:00,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:03:00,365 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 [2021-07-06 20:03:00,366 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11104 states and 20796 transitions. cyclomatic complexity: 9693 Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 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) [2021-07-06 20:03:00,560 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11104 states and 20796 transitions. cyclomatic complexity: 9693. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 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 19207 states and 35921 transitions. Complement of second has 8 states. [2021-07-06 20:03:00,561 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 [2021-07-06 20:03:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 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) [2021-07-06 20:03:00,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 3988 transitions. [2021-07-06 20:03:00,567 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 51 letters. Loop has 48 letters. [2021-07-06 20:03:00,569 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 20:03:00,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 99 letters. Loop has 48 letters. [2021-07-06 20:03:00,572 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 20:03:00,572 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 3988 transitions. Stem has 51 letters. Loop has 96 letters. [2021-07-06 20:03:00,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 20:03:00,573 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19207 states and 35921 transitions. [2021-07-06 20:03:00,630 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 20:03:00,630 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19207 states to 0 states and 0 transitions. [2021-07-06 20:03:00,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 20:03:00,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 20:03:00,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 20:03:00,630 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:03:00,630 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 20:03:00,631 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 20:03:00,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:03:00,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-06 20:03:00,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-06 20:03:00,631 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2021-07-06 20:03:00,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:03:00,631 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-07-06 20:03:00,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-06 20:03:00,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 20:03:00,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 20:03:00,632 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 20:03:00,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:03:00,632 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 20:03:00,632 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-07-06 20:03:00,632 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 20:03:00,633 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 20:03:00,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 20:03:00,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 08:03:00 BoogieIcfgContainer [2021-07-06 20:03:00,638 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 20:03:00,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 20:03:00,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 20:03:00,639 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 20:03:00,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:02:43" (3/4) ... [2021-07-06 20:03:00,641 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 20:03:00,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 20:03:00,641 INFO L168 Benchmark]: Toolchain (without parser) took 20362.55 ms. Allocated memory was 58.7 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 34.5 MB in the beginning and 378.9 MB in the end (delta: -344.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,641 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.80 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.2 MB in the beginning and 40.3 MB in the end (delta: -6.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.49 ms. Allocated memory is still 71.3 MB. Free memory was 40.3 MB in the beginning and 32.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: Boogie Preprocessor took 120.70 ms. Allocated memory was 71.3 MB in the beginning and 94.4 MB in the end (delta: 23.1 MB). Free memory was 32.9 MB in the beginning and 52.2 MB in the end (delta: -19.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: RCFGBuilder took 2889.66 ms. Allocated memory was 94.4 MB in the beginning and 243.3 MB in the end (delta: 148.9 MB). Free memory was 52.2 MB in the beginning and 123.9 MB in the end (delta: -71.8 MB). Peak memory consumption was 136.2 MB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: BuchiAutomizer took 16774.57 ms. Allocated memory was 243.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 123.9 MB in the beginning and 378.9 MB in the end (delta: -254.9 MB). Peak memory consumption was 980.3 MB. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L168 Benchmark]: Witness Printer took 2.20 ms. Allocated memory is still 1.5 GB. Free memory is still 378.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 20:03:00,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 58.7 MB. Free memory is still 40.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 468.80 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 34.2 MB in the beginning and 40.3 MB in the end (delta: -6.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.49 ms. Allocated memory is still 71.3 MB. Free memory was 40.3 MB in the beginning and 32.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 120.70 ms. Allocated memory was 71.3 MB in the beginning and 94.4 MB in the end (delta: 23.1 MB). Free memory was 32.9 MB in the beginning and 52.2 MB in the end (delta: -19.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2889.66 ms. Allocated memory was 94.4 MB in the beginning and 243.3 MB in the end (delta: 148.9 MB). Free memory was 52.2 MB in the beginning and 123.9 MB in the end (delta: -71.8 MB). Peak memory consumption was 136.2 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 16774.57 ms. Allocated memory was 243.3 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 123.9 MB in the beginning and 378.9 MB in the end (delta: -254.9 MB). Peak memory consumption was 980.3 MB. Max. memory is 16.1 GB. * Witness Printer took 2.20 ms. Allocated memory is still 1.5 GB. Free memory is still 378.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (12 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + cleanupTimeShifts and consists of 5 locations. 12 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.7s and 13 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 4.4s. Büchi inclusion checks took 3.7s. Highest rank in rank-based complementation 3. Minimization of det autom 13. Minimization of nondet autom 0. Automata minimization 1659.9ms AutomataMinimizationTime, 11 MinimizatonAttempts, 108739 StatesRemovedByMinimization, 10 NontrivialMinimizations. Non-live state removal took 1.3s Buchi closure took 0.1s. Biggest automaton had 14572 states and ocurred in iteration 8. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 78977 SDtfs, 176262 SDslu, 166296 SDs, 0 SdLazy, 7692 SolverSat, 860 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4429.8ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI11 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax100 hnf100 lsp13 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf292 smp45 tf102 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 110ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-07-06 20:03:00,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-07-06 20:03:00,883 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...