./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product03.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 010319fa4792a56e5ccae16ae57fd8c9c9ee2804 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 19:15:00,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 19:15:00,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 19:15:00,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 19:15:00,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 19:15:00,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 19:15:00,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 19:15:00,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 19:15:00,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 19:15:00,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 19:15:00,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 19:15:00,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 19:15:00,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 19:15:00,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 19:15:00,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 19:15:00,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 19:15:00,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 19:15:00,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 19:15:00,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 19:15:00,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 19:15:00,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 19:15:00,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 19:15:00,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 19:15:00,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 19:15:00,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 19:15:00,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 19:15:00,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 19:15:00,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 19:15:00,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 19:15:00,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 19:15:00,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 19:15:00,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 19:15:00,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 19:15:00,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 19:15:00,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 19:15:00,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 19:15:00,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 19:15:00,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 19:15:00,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 19:15:00,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 19:15:00,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 19:15:00,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-19 19:15:00,219 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 19:15:00,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 19:15:00,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 19:15:00,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 19:15:00,222 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 19:15:00,222 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-19 19:15:00,222 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-19 19:15:00,222 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-19 19:15:00,223 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-19 19:15:00,223 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-19 19:15:00,223 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-19 19:15:00,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 19:15:00,224 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 19:15:00,224 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 19:15:00,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 19:15:00,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 19:15:00,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 19:15:00,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-19 19:15:00,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-19 19:15:00,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-19 19:15:00,226 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 19:15:00,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 19:15:00,226 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-19 19:15:00,227 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 19:15:00,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-19 19:15:00,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 19:15:00,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 19:15:00,228 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-19 19:15:00,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 19:15:00,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 19:15:00,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 19:15:00,229 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-19 19:15:00,230 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-19 19:15:00,230 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 -> 010319fa4792a56e5ccae16ae57fd8c9c9ee2804 [2020-10-19 19:15:00,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 19:15:00,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 19:15:00,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 19:15:00,567 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 19:15:00,568 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 19:15:00,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c [2020-10-19 19:15:00,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075a484e1/99a37351f2fd4e94a893980944df7801/FLAG502e74add [2020-10-19 19:15:01,260 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 19:15:01,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c [2020-10-19 19:15:01,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075a484e1/99a37351f2fd4e94a893980944df7801/FLAG502e74add [2020-10-19 19:15:01,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/075a484e1/99a37351f2fd4e94a893980944df7801 [2020-10-19 19:15:01,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 19:15:01,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 19:15:01,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 19:15:01,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 19:15:01,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 19:15:01,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:15:01" (1/1) ... [2020-10-19 19:15:01,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5075c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:01, skipping insertion in model container [2020-10-19 19:15:01,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 07:15:01" (1/1) ... [2020-10-19 19:15:01,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 19:15:01,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 19:15:02,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:15:02,236 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 19:15:02,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 19:15:02,478 INFO L208 MainTranslator]: Completed translation [2020-10-19 19:15:02,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02 WrapperNode [2020-10-19 19:15:02,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 19:15:02,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-19 19:15:02,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-19 19:15:02,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-19 19:15:02,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-19 19:15:02,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 19:15:02,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 19:15:02,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 19:15:02,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... [2020-10-19 19:15:02,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 19:15:02,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 19:15:02,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 19:15:02,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 19:15:02,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:03,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 19:15:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 19:15:03,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 19:15:03,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 19:15:08,325 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 19:15:08,326 INFO L298 CfgBuilder]: Removed 515 assume(true) statements. [2020-10-19 19:15:08,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:08 BoogieIcfgContainer [2020-10-19 19:15:08,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 19:15:08,331 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-19 19:15:08,331 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-19 19:15:08,335 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-19 19:15:08,336 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:08,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.10 07:15:01" (1/3) ... [2020-10-19 19:15:08,338 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@afb5a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:15:08, skipping insertion in model container [2020-10-19 19:15:08,338 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:08,338 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 07:15:02" (2/3) ... [2020-10-19 19:15:08,338 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@afb5a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.10 07:15:08, skipping insertion in model container [2020-10-19 19:15:08,339 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-19 19:15:08,339 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:08" (3/3) ... [2020-10-19 19:15:08,340 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product03.cil.c [2020-10-19 19:15:08,393 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-19 19:15:08,393 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-19 19:15:08,393 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-19 19:15:08,394 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 19:15:08,394 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 19:15:08,394 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-19 19:15:08,394 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 19:15:08,394 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-19 19:15:08,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2303 states. [2020-10-19 19:15:08,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2020-10-19 19:15:08,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:08,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:08,595 INFO L852 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] [2020-10-19 19:15:08,595 INFO L853 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] [2020-10-19 19:15:08,595 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-19 19:15:08,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2303 states. [2020-10-19 19:15:08,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2020-10-19 19:15:08,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:08,628 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:08,636 INFO L852 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] [2020-10-19 19:15:08,636 INFO L853 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] [2020-10-19 19:15:08,658 INFO L794 eck$LassoCheckResult]: Stem: 458#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~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string101.base, #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(93, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string103.base, #t~string103.offset, 1);call write~init~int(93, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(32, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(97, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(116, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(32, #t~string105.base, 3 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 4 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string107.base, #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 2 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(10);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string111.base, #t~string111.offset, 1);call write~init~int(112, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 2 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string113.base, #t~string113.offset, 1);call write~init~int(111, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(119, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(110, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 4 + #t~string113.offset, 1);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string115.base, #t~string115.offset, 1);call write~init~int(73, #t~string115.base, 1 + #t~string115.offset, 1);call write~init~int(76, #t~string115.base, 2 + #t~string115.offset, 1);call write~init~int(95, #t~string115.base, 3 + #t~string115.offset, 1);call write~init~int(112, #t~string115.base, 4 + #t~string115.offset, 1);call write~init~int(58, #t~string115.base, 5 + #t~string115.offset, 1);call write~init~int(0, #t~string115.base, 6 + #t~string115.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(37, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(105, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 3 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string127.base, #t~string127.offset, 1);call write~init~int(70, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(95, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 3 + #t~string127.offset, 1);call write~init~int(58, #t~string127.base, 4 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 5 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(37, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(37, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string144.base, #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 1 + #t~string144.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~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; 1508#L-1true havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 465#L66true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 1251#L74true main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 894#L3382true assume 0 != main_~tmp~24; 2052#L3357true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 1861#L2086true havoc bigMacCall_#t~ret159, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 381#L2971true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 1422#L2996true bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 373#L2619true assume 0 == initPersonOnFloor_~floor; 486#L2620true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1702#L2727-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 254#L2093true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1011#L2105-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1447#L2423-2true havoc angelinaCall_#t~ret156, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 383#L2971-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 1419#L2996-1true angelinaCall_#t~ret156 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret156;havoc angelinaCall_#t~ret156;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 375#L2619-1true assume 0 == initPersonOnFloor_~floor; 489#L2620-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1681#L2727-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 257#L2093-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1001#L2105-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1435#L2423-5true havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2057#L2344true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 755#L2371true isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1085#L2057true stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 1057#L1441true assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 208#L772true stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 989#L1445true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 1399#L1458true timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 2273#L1594true assume !(0 != timeShift_~tmp___9~2); 2089#L1685true assume !(1 == ~doorState~0); 1966#L1685-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2063#L2344-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 766#L2371-3true isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1090#L2057-1true stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 1476#L1324true assume 0 != stopRequestedInDirection_~tmp___0~4;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; 214#L772-1true stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 1866#L1337true timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 611#L1693true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 1906#L1381true assume !(1 == ~currentHeading~0); 92#L1391true assume !(0 == ~currentFloorID~0); 62#L1391-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1051#L1397-5true havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 221#L772-3true __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 579#L2131true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 507#L2132true assume 0 != ~landingButtons_spc1_0~0;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; 1153#L781true __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 444#L2136true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 1122#L2191true cleanup_~i~3 := 0; 514#L3189-2true [2020-10-19 19:15:08,659 INFO L796 eck$LassoCheckResult]: Loop: 514#L3189-2true assume !false; 674#L3190true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 442#L3193true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 6#L643true cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 37#L3197true assume 1 != cleanup_~tmp___0~11; 53#L3197-1true havoc isIdle_#res;havoc isIdle_#t~ret54, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2164#L2344-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 726#L2371-25true anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 1579#L880true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 651#L944true isIdle_#t~ret54 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret54;havoc isIdle_#t~ret54;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 1171#L957true cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 837#L3209true assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2148#L2344-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 888#L2371-30true isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1091#L2057-3true stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 1062#L1441-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 226#L772-4true stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 973#L1445-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 1401#L1458-1true timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 2264#L1594-1true assume !(0 != timeShift_~tmp___9~2); 1969#L1685-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1972#L1685-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2122#L2344-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 856#L2371-33true isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1095#L2057-4true stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 1479#L1324-2true assume 0 != stopRequestedInDirection_~tmp___0~4;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; 232#L772-5true stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 1876#L1337-2true timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 618#L1693-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 1879#L1381-3true assume !(1 == ~currentHeading~0); 52#L1391-9true assume !(0 == ~currentFloorID~0); 26#L1391-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1043#L1397-11true havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 198#L772-7true __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 581#L2131-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 505#L2132-1true assume 0 != ~landingButtons_spc1_0~0;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; 1140#L781-5true __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 446#L2136-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 1104#L2191-1true cleanup_~i~3 := 1 + cleanup_~i~3; 514#L3189-2true [2020-10-19 19:15:08,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:08,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 1 times [2020-10-19 19:15:08,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:08,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357948932] [2020-10-19 19:15:08,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:09,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:09,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357948932] [2020-10-19 19:15:09,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:09,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:09,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523693187] [2020-10-19 19:15:09,078 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:15:09,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:09,079 INFO L82 PathProgramCache]: Analyzing trace with hash -203906589, now seen corresponding path program 1 times [2020-10-19 19:15:09,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:09,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652005972] [2020-10-19 19:15:09,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:09,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:09,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652005972] [2020-10-19 19:15:09,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:09,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:09,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976010463] [2020-10-19 19:15:09,123 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 19:15:09,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:15:09,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 19:15:09,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 19:15:09,143 INFO L87 Difference]: Start difference. First operand 2303 states. Second operand 3 states. [2020-10-19 19:15:09,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:15:09,569 INFO L93 Difference]: Finished difference Result 3437 states and 6479 transitions. [2020-10-19 19:15:09,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 19:15:09,572 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3437 states and 6479 transitions. [2020-10-19 19:15:09,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2208 [2020-10-19 19:15:09,645 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3437 states to 3409 states and 6446 transitions. [2020-10-19 19:15:09,647 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3409 [2020-10-19 19:15:09,654 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3409 [2020-10-19 19:15:09,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3409 states and 6446 transitions. [2020-10-19 19:15:09,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:09,667 INFO L691 BuchiCegarLoop]: Abstraction has 3409 states and 6446 transitions. [2020-10-19 19:15:09,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3409 states and 6446 transitions. [2020-10-19 19:15:09,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3409 to 3407. [2020-10-19 19:15:09,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3407 states. [2020-10-19 19:15:09,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3407 states and 6443 transitions. [2020-10-19 19:15:09,810 INFO L714 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2020-10-19 19:15:09,810 INFO L594 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2020-10-19 19:15:09,811 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-19 19:15:09,811 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3407 states and 6443 transitions. [2020-10-19 19:15:09,838 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2206 [2020-10-19 19:15:09,838 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:09,839 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:09,842 INFO L852 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] [2020-10-19 19:15:09,843 INFO L853 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] [2020-10-19 19:15:09,843 INFO L794 eck$LassoCheckResult]: Stem: 6527#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~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string101.base, #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(93, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string103.base, #t~string103.offset, 1);call write~init~int(93, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(32, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(97, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(116, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(32, #t~string105.base, 3 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 4 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string107.base, #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 2 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(10);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string111.base, #t~string111.offset, 1);call write~init~int(112, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 2 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string113.base, #t~string113.offset, 1);call write~init~int(111, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(119, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(110, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 4 + #t~string113.offset, 1);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string115.base, #t~string115.offset, 1);call write~init~int(73, #t~string115.base, 1 + #t~string115.offset, 1);call write~init~int(76, #t~string115.base, 2 + #t~string115.offset, 1);call write~init~int(95, #t~string115.base, 3 + #t~string115.offset, 1);call write~init~int(112, #t~string115.base, 4 + #t~string115.offset, 1);call write~init~int(58, #t~string115.base, 5 + #t~string115.offset, 1);call write~init~int(0, #t~string115.base, 6 + #t~string115.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(37, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(105, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 3 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string127.base, #t~string127.offset, 1);call write~init~int(70, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(95, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 3 + #t~string127.offset, 1);call write~init~int(58, #t~string127.base, 4 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 5 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(37, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(37, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string144.base, #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 1 + #t~string144.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~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; 6528#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 6534#L66 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 6535#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 7044#L3382 assume 0 != main_~tmp~24; 7045#L3357 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 7876#L2086 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 6434#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 6398#L2996 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6419#L2619 assume 0 == initPersonOnFloor_~floor; 6420#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5753#L2727-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 6268#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 5868#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6942#L2423-2 havoc angelinaCall_#t~ret156, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 6437#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 6395#L2996-1 angelinaCall_#t~ret156 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret156;havoc angelinaCall_#t~ret156;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6423#L2619-1 assume 0 == initPersonOnFloor_~floor; 6424#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5760#L2727-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 6270#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 5801#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6945#L2423-5 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 7567#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 5889#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 6864#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 7211#L1441 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 6205#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 6206#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 7162#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 7533#L1594 assume !(0 != timeShift_~tmp___9~2); 8023#L1685 assume !(1 == ~doorState~0); 7939#L1685-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 7940#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 5927#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 6881#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 7231#L1324 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 6213#L772-1 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 6214#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 6702#L1693 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 6704#L1381 assume !(1 == ~currentHeading~0); 5956#L1391 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 5957#L1391-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6961#L1397-5 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 6222#L772-3 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 6223#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6578#L2132 assume 0 != ~landingButtons_spc1_0~0;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; 6580#L781 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 8439#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 7252#L2191 cleanup_~i~3 := 0; 6589#L3189-2 [2020-10-19 19:15:09,844 INFO L796 eck$LassoCheckResult]: Loop: 6589#L3189-2 assume !false; 6590#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 6507#L3193 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 6508#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 8298#L3197 assume 1 != cleanup_~tmp___0~11; 8297#L3197-1 havoc isIdle_#res;havoc isIdle_#t~ret54, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8291#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8286#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 8257#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 8251#L944 isIdle_#t~ret54 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret54;havoc isIdle_#t~ret54;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 8250#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 8241#L3209 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8237#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8230#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8225#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 8222#L1441-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 8218#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 8216#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 8213#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 8212#L1594-1 assume !(0 != timeShift_~tmp___9~2); 8211#L1685-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8210#L1685-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8208#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8196#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8126#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 8080#L1324-2 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 8078#L772-5 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 8077#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 8075#L1693-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 8074#L1381-3 assume !(1 == ~currentHeading~0); 5862#L1391-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 5863#L1391-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6967#L1397-11 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 6191#L772-7 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 6192#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6575#L2132-1 assume 0 != ~landingButtons_spc1_0~0;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; 6576#L781-5 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 6513#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 6255#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 6589#L3189-2 [2020-10-19 19:15:09,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:09,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1913719677, now seen corresponding path program 1 times [2020-10-19 19:15:09,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:09,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895527209] [2020-10-19 19:15:09,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:09,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895527209] [2020-10-19 19:15:09,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:09,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:09,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399896169] [2020-10-19 19:15:09,931 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:15:09,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:09,932 INFO L82 PathProgramCache]: Analyzing trace with hash -883964959, now seen corresponding path program 1 times [2020-10-19 19:15:09,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:09,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165544074] [2020-10-19 19:15:09,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:10,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165544074] [2020-10-19 19:15:10,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:10,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-19 19:15:10,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966605008] [2020-10-19 19:15:10,049 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 19:15:10,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:15:10,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 19:15:10,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-19 19:15:10,050 INFO L87 Difference]: Start difference. First operand 3407 states and 6443 transitions. cyclomatic complexity: 3037 Second operand 7 states. [2020-10-19 19:15:15,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:15:15,334 INFO L93 Difference]: Finished difference Result 26930 states and 50655 transitions. [2020-10-19 19:15:15,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-19 19:15:15,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26930 states and 50655 transitions. [2020-10-19 19:15:15,533 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16040 [2020-10-19 19:15:15,930 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26930 states to 26930 states and 50655 transitions. [2020-10-19 19:15:15,930 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26930 [2020-10-19 19:15:15,969 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26930 [2020-10-19 19:15:15,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26930 states and 50655 transitions. [2020-10-19 19:15:16,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:16,023 INFO L691 BuchiCegarLoop]: Abstraction has 26930 states and 50655 transitions. [2020-10-19 19:15:16,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26930 states and 50655 transitions. [2020-10-19 19:15:16,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26930 to 9687. [2020-10-19 19:15:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9687 states. [2020-10-19 19:15:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9687 states to 9687 states and 18245 transitions. [2020-10-19 19:15:16,398 INFO L714 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2020-10-19 19:15:16,399 INFO L594 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2020-10-19 19:15:16,399 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-10-19 19:15:16,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9687 states and 18245 transitions. [2020-10-19 19:15:16,435 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6442 [2020-10-19 19:15:16,435 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:16,435 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:16,443 INFO L852 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] [2020-10-19 19:15:16,443 INFO L853 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] [2020-10-19 19:15:16,443 INFO L794 eck$LassoCheckResult]: Stem: 36922#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~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string101.base, #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(93, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string103.base, #t~string103.offset, 1);call write~init~int(93, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(32, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(97, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(116, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(32, #t~string105.base, 3 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 4 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string107.base, #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 2 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(10);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string111.base, #t~string111.offset, 1);call write~init~int(112, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 2 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string113.base, #t~string113.offset, 1);call write~init~int(111, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(119, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(110, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 4 + #t~string113.offset, 1);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string115.base, #t~string115.offset, 1);call write~init~int(73, #t~string115.base, 1 + #t~string115.offset, 1);call write~init~int(76, #t~string115.base, 2 + #t~string115.offset, 1);call write~init~int(95, #t~string115.base, 3 + #t~string115.offset, 1);call write~init~int(112, #t~string115.base, 4 + #t~string115.offset, 1);call write~init~int(58, #t~string115.base, 5 + #t~string115.offset, 1);call write~init~int(0, #t~string115.base, 6 + #t~string115.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(37, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(105, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 3 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string127.base, #t~string127.offset, 1);call write~init~int(70, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(95, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 3 + #t~string127.offset, 1);call write~init~int(58, #t~string127.base, 4 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 5 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(37, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(37, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string144.base, #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 1 + #t~string144.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~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; 36923#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 36929#L66 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 36930#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 37479#L3382 assume 0 != main_~tmp~24; 37480#L3357 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 38403#L2086 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 36823#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36775#L2996 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 36806#L2619 assume 0 == initPersonOnFloor_~floor; 36807#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36130#L2727-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 36642#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36243#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37362#L2423-2 havoc angelinaCall_#t~ret156, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 36827#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36770#L2996-1 angelinaCall_#t~ret156 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret156;havoc angelinaCall_#t~ret156;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 36810#L2619-1 assume 0 == initPersonOnFloor_~floor; 36811#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36137#L2727-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 36644#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36178#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37365#L2423-5 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 38054#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 37280#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 37281#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 37653#L1441 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 36578#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 36579#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 37602#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 43029#L1594 assume !(0 != timeShift_~tmp___9~2); 43030#L1685 assume !(1 == ~doorState~0); 43874#L1685-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 43873#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 43872#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 43871#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 43869#L1324 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 43870#L772-1 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 43878#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 43876#L1693 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 38440#L1381 assume !(1 == ~currentHeading~0); 36330#L1391 assume !(0 == ~currentFloorID~0); 36260#L1391-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36225#L1397-5 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 44150#L772-3 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 44149#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 44148#L2132 assume 0 != ~landingButtons_spc1_0~0;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; 44145#L781 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 44138#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 44129#L2191 cleanup_~i~3 := 0; 36985#L3189-2 [2020-10-19 19:15:16,445 INFO L796 eck$LassoCheckResult]: Loop: 36985#L3189-2 assume !false; 36986#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 36902#L3193 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 36903#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 36201#L3197 assume 1 != cleanup_~tmp___0~11; 36202#L3197-1 havoc isIdle_#res;havoc isIdle_#t~ret54, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 42293#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 42294#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 42281#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 42275#L944 isIdle_#t~ret54 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret54;havoc isIdle_#t~ret54;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 42276#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 38889#L3209 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 38890#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 38875#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 38876#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 38849#L1441-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 38844#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 38833#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 37583#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 43760#L1594-1 assume !(0 != timeShift_~tmp___9~2); 43761#L1685-3 assume 1 == ~doorState~0;~doorState~0 := 0; 43928#L1685-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 43929#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 43924#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 43925#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 43919#L1324-2 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 43920#L772-5 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 38414#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 38415#L1693-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 38419#L1381-3 assume !(1 == ~currentHeading~0); 36237#L1391-9 assume !(0 == ~currentFloorID~0); 36182#L1391-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36162#L1397-11 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 36564#L772-7 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 36565#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 36972#L2132-1 assume 0 != ~landingButtons_spc1_0~0;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; 36973#L781-5 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 36908#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 36629#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 36985#L3189-2 [2020-10-19 19:15:16,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:16,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 2 times [2020-10-19 19:15:16,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:16,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463610142] [2020-10-19 19:15:16,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:16,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463610142] [2020-10-19 19:15:16,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:16,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:16,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475228610] [2020-10-19 19:15:16,532 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:15:16,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:16,532 INFO L82 PathProgramCache]: Analyzing trace with hash -1013253215, now seen corresponding path program 1 times [2020-10-19 19:15:16,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:16,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936033638] [2020-10-19 19:15:16,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:16,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:16,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936033638] [2020-10-19 19:15:16,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:16,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-19 19:15:16,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970599425] [2020-10-19 19:15:16,580 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-10-19 19:15:16,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:15:16,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 19:15:16,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-19 19:15:16,581 INFO L87 Difference]: Start difference. First operand 9687 states and 18245 transitions. cyclomatic complexity: 8560 Second operand 5 states. [2020-10-19 19:15:17,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:15:17,364 INFO L93 Difference]: Finished difference Result 35511 states and 66406 transitions. [2020-10-19 19:15:17,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-19 19:15:17,365 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35511 states and 66406 transitions. [2020-10-19 19:15:17,522 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 31164 [2020-10-19 19:15:17,682 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35511 states to 35511 states and 66406 transitions. [2020-10-19 19:15:17,682 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35511 [2020-10-19 19:15:17,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35511 [2020-10-19 19:15:17,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35511 states and 66406 transitions. [2020-10-19 19:15:17,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:17,778 INFO L691 BuchiCegarLoop]: Abstraction has 35511 states and 66406 transitions. [2020-10-19 19:15:17,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35511 states and 66406 transitions. [2020-10-19 19:15:18,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35511 to 12660. [2020-10-19 19:15:18,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12660 states. [2020-10-19 19:15:18,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 23603 transitions. [2020-10-19 19:15:18,122 INFO L714 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2020-10-19 19:15:18,122 INFO L594 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2020-10-19 19:15:18,122 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-10-19 19:15:18,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12660 states and 23603 transitions. [2020-10-19 19:15:18,161 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8494 [2020-10-19 19:15:18,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-19 19:15:18,161 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-19 19:15:18,165 INFO L852 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] [2020-10-19 19:15:18,165 INFO L853 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] [2020-10-19 19:15:18,165 INFO L794 eck$LassoCheckResult]: Stem: 82135#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~string26.base, #t~string26.offset := #Ultimate.allocOnStack(30);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(9);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(21);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(25);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(10);call #t~string101.base, #t~string101.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string101.base, #t~string101.offset, 1);call write~init~int(95, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(93, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string103.base, #t~string103.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string103.base, #t~string103.offset, 1);call write~init~int(93, #t~string103.base, 1 + #t~string103.offset, 1);call write~init~int(32, #t~string103.base, 2 + #t~string103.offset, 1);call write~init~int(0, #t~string103.base, 3 + #t~string103.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(97, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(116, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(32, #t~string105.base, 3 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 4 + #t~string105.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string107.base, #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 2 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(10);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string111.base, #t~string111.offset, 1);call write~init~int(112, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 2 + #t~string111.offset, 1);call #t~string113.base, #t~string113.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string113.base, #t~string113.offset, 1);call write~init~int(111, #t~string113.base, 1 + #t~string113.offset, 1);call write~init~int(119, #t~string113.base, 2 + #t~string113.offset, 1);call write~init~int(110, #t~string113.base, 3 + #t~string113.offset, 1);call write~init~int(0, #t~string113.base, 4 + #t~string113.offset, 1);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string115.base, #t~string115.offset, 1);call write~init~int(73, #t~string115.base, 1 + #t~string115.offset, 1);call write~init~int(76, #t~string115.base, 2 + #t~string115.offset, 1);call write~init~int(95, #t~string115.base, 3 + #t~string115.offset, 1);call write~init~int(112, #t~string115.base, 4 + #t~string115.offset, 1);call write~init~int(58, #t~string115.base, 5 + #t~string115.offset, 1);call write~init~int(0, #t~string115.base, 6 + #t~string115.offset, 1);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string117.base, #t~string117.offset, 1);call write~init~int(37, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(105, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string119.base, #t~string119.offset, 1);call write~init~int(37, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(105, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(37, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(105, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 3 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string125.base, #t~string125.offset, 1);call write~init~int(37, #t~string125.base, 1 + #t~string125.offset, 1);call write~init~int(105, #t~string125.base, 2 + #t~string125.offset, 1);call write~init~int(0, #t~string125.base, 3 + #t~string125.offset, 1);call #t~string127.base, #t~string127.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string127.base, #t~string127.offset, 1);call write~init~int(70, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(95, #t~string127.base, 2 + #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 3 + #t~string127.offset, 1);call write~init~int(58, #t~string127.base, 4 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 5 + #t~string127.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string130.base, #t~string130.offset, 1);call write~init~int(37, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(105, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string136.base, #t~string136.offset, 1);call write~init~int(37, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 2 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 3 + #t~string136.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string142.base, #t~string142.offset, 1);call write~init~int(37, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(105, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 3 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string144.base, #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 1 + #t~string144.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~executiveFloor~0 := 4;~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;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~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; 82136#L-1 havoc main_#res;havoc main_#t~ret166, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 82144#L66 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 82145#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 82711#L3382 assume 0 != main_~tmp~24; 82712#L3357 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 83657#L2086 havoc bigMacCall_#t~ret159, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 82037#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81991#L2996 bigMacCall_#t~ret159 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret159;havoc bigMacCall_#t~ret159;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 82021#L2619 assume 0 == initPersonOnFloor_~floor; 82022#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81347#L2727-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 81860#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81461#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82599#L2423-2 havoc angelinaCall_#t~ret156, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 82040#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81988#L2996-1 angelinaCall_#t~ret156 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret156;havoc angelinaCall_#t~ret156;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 82025#L2619-1 assume 0 == initPersonOnFloor_~floor; 82026#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81354#L2727-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 81862#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81395#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82602#L2423-5 havoc cleanup_#t~ret160, cleanup_#t~ret161, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 83306#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 82513#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 82514#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 82889#L1441 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 81795#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 81796#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 82833#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 83924#L1594 assume !(0 != timeShift_~tmp___9~2); 83925#L1685 assume !(1 == ~doorState~0); 84282#L1685-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 89309#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 89308#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 89307#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 89305#L1324 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 84172#L772-1 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 84169#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 84170#L1693 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 89213#L1381 assume !(1 == ~currentHeading~0); 81547#L1391 assume !(0 == ~currentFloorID~0); 81476#L1391-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 81442#L1397-5 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 81812#L772-3 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 81813#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 82190#L2132 assume 0 != ~landingButtons_spc1_0~0;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; 82192#L781 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 89164#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 89165#L2191 cleanup_~i~3 := 0; 91180#L3189-2 [2020-10-19 19:15:18,166 INFO L796 eck$LassoCheckResult]: Loop: 91180#L3189-2 assume !false; 91178#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 91177#L3193 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 91171#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 91165#L3197 assume 1 != cleanup_~tmp___0~11; 91163#L3197-1 havoc isIdle_#res;havoc isIdle_#t~ret54, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret49, anyStopRequested_#t~ret50, anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 91158#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 91156#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 90759#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 90751#L944 isIdle_#t~ret54 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret54;havoc isIdle_#t~ret54;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 90749#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 90748#L3209 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_#t~ret92, timeShift_#t~ret93, timeShift_#t~ret94, timeShift_#t~ret95, timeShift_#t~ret96, timeShift_#t~ret97, timeShift_#t~ret98, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, 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~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;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~ret72, stopRequestedAtCurrentFloor_#t~ret73, stopRequestedAtCurrentFloor_#t~ret74, stopRequestedAtCurrentFloor_#t~ret75, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 90745#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 86628#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 90741#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 90738#L1441-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;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; 90368#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 90365#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 90363#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 90362#L1594-1 assume !(0 != timeShift_~tmp___9~2); 90360#L1685-3 assume !(1 == ~doorState~0); 90358#L1685-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret66, stopRequestedInDirection_#t~ret67, stopRequestedInDirection_#t~ret68, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret146, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 90357#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 90355#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 90352#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 90350#L1324-2 assume 0 != stopRequestedInDirection_~tmp___0~4;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; 90344#L772-5 stopRequestedInDirection_#t~ret67 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret67;havoc stopRequestedInDirection_#t~ret67;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 90342#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 90320#L1693-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret69, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 90246#L1381-3 assume !(1 == ~currentHeading~0); 90234#L1391-9 assume !(0 == ~currentFloorID~0); 90226#L1391-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 90220#L1397-11 havoc __utac_acc__Specification1_spec__3_#t~ret147, __utac_acc__Specification1_spec__3_#t~ret148, __utac_acc__Specification1_spec__3_#t~ret149, __utac_acc__Specification1_spec__3_#t~ret150, __utac_acc__Specification1_spec__3_#t~ret151, __utac_acc__Specification1_spec__3_#t~ret152, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;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; 90197#L772-7 __utac_acc__Specification1_spec__3_#t~ret147 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret147;havoc __utac_acc__Specification1_spec__3_#t~ret147;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 90198#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 90184#L2132-1 assume 0 != ~landingButtons_spc1_0~0;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; 90185#L781-5 __utac_acc__Specification1_spec__3_#t~ret148 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret148;havoc __utac_acc__Specification1_spec__3_#t~ret148; 90175#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 90176#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 91180#L3189-2 [2020-10-19 19:15:18,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:18,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 3 times [2020-10-19 19:15:18,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:18,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506344768] [2020-10-19 19:15:18,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:18,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506344768] [2020-10-19 19:15:18,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 19:15:18,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 19:15:18,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980266532] [2020-10-19 19:15:18,220 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-10-19 19:15:18,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:18,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1592770339, now seen corresponding path program 1 times [2020-10-19 19:15:18,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 19:15:18,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375225614] [2020-10-19 19:15:18,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 19:15:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:15:18,235 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:15:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 19:15:18,247 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 19:15:18,287 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 19:15:19,280 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 158 [2020-10-19 19:15:19,841 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 124 [2020-10-19 19:15:19,854 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:15:19,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:15:19,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:15:19,855 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:15:19,856 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-19 19:15:19,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:19,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:15:19,856 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:15:19,857 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03.cil.c_Iteration4_Loop [2020-10-19 19:15:19,857 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:15:19,857 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:15:19,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:19,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,134 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:20,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:21,134 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:15:21,135 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,151 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,158 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,159 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,200 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,203 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,203 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret68=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret68=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:15:21,245 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,245 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,256 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,256 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___2~5=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,312 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,317 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,318 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,356 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,360 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,361 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret97=0} Honda state: {ULTIMATE.start_timeShift_#t~ret97=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,384 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,387 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,388 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret95=0} Honda state: {ULTIMATE.start_timeShift_#t~ret95=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:15:21,437 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,437 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,443 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,443 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~22=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~12=0, ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~22=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,471 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,471 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,475 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,476 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret72=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret72=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,501 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,501 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,504 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,504 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret93=0} Honda state: {ULTIMATE.start_timeShift_#t~ret93=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,533 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,533 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_~__cil_tmp8~5=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_~__cil_tmp8~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,560 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,560 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret149=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret149=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,583 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,583 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,586 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,586 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret147=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret147=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,621 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,621 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret74=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret74=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,649 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,652 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,679 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,679 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___0~10=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___0~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:15:21,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,706 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,709 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,710 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret49=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret49=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:21,734 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-19 19:15:21,734 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret152=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret152=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,757 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-19 19:15:21,757 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:21,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-19 19:15:21,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-19 19:15:22,413 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-10-19 19:15:22,415 INFO L210 LassoAnalysis]: Preferences: [2020-10-19 19:15:22,415 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-19 19:15:22,415 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-19 19:15:22,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-19 19:15:22,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-19 19:15:22,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:22,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-19 19:15:22,416 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-19 19:15:22,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03.cil.c_Iteration4_Loop [2020-10-19 19:15:22,416 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-19 19:15:22,416 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-19 19:15:22,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:22,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-19 19:15:23,566 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-10-19 19:15:23,757 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-19 19:15:23,763 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:15:23,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,872 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,905 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:23,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:23,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:23,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:23,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:23,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:23,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:23,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:23,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:23,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,024 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,052 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,136 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-19 19:15:24,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-19 19:15:24,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-19 19:15:24,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-19 19:15:24,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-19 19:15:24,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-19 19:15:24,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-19 19:15:24,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-19 19:15:24,190 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-19 19:15:24,203 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-10-19 19:15:24,203 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-19 19:15:24,208 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-10-19 19:15:24,208 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-10-19 19:15:24,208 INFO L510 LassoAnalysis]: Proved termination. [2020-10-19 19:15:24,209 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-19 19:15:24,244 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-10-19 19:15:24,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 19:15:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:24,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-19 19:15:24,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:15:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 19:15:24,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 19:15:24,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 19:15:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 19:15:24,581 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 [2020-10-19 19:15:24,582 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12660 states and 23603 transitions. cyclomatic complexity: 10945 Second operand 5 states. [2020-10-19 19:15:24,980 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12660 states and 23603 transitions. cyclomatic complexity: 10945. Second operand 5 states. Result 21153 states and 39423 transitions. Complement of second has 8 states. [2020-10-19 19:15:24,980 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 [2020-10-19 19:15:24,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-19 19:15:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4329 transitions. [2020-10-19 19:15:24,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 39 letters. [2020-10-19 19:15:24,990 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:24,990 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 89 letters. Loop has 39 letters. [2020-10-19 19:15:24,992 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:24,992 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 78 letters. [2020-10-19 19:15:24,993 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-19 19:15:24,994 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21153 states and 39423 transitions. [2020-10-19 19:15:25,123 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,124 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21153 states to 0 states and 0 transitions. [2020-10-19 19:15:25,124 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:15:25,124 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:15:25,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:25,125 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,125 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 19:15:25,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 19:15:25,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-19 19:15:25,126 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-10-19 19:15:25,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 19:15:25,126 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-10-19 19:15:25,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-19 19:15:25,127 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,127 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-10-19 19:15:25,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-19 19:15:25,127 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-19 19:15:25,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-19 19:15:25,128 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,128 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,128 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-19 19:15:25,128 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-10-19 19:15:25,128 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-19 19:15:25,129 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-19 19:15:25,129 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-19 19:15:25,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.10 07:15:25 BoogieIcfgContainer [2020-10-19 19:15:25,136 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-19 19:15:25,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 19:15:25,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 19:15:25,136 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 19:15:25,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 07:15:08" (3/4) ... [2020-10-19 19:15:25,141 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-19 19:15:25,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 19:15:25,143 INFO L168 Benchmark]: Toolchain (without parser) took 23651.24 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 896.5 MB). Free memory was 954.6 MB in the beginning and 1.0 GB in the end (delta: -63.9 MB). Peak memory consumption was 832.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,143 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:15:25,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 981.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,146 INFO L168 Benchmark]: Boogie Preprocessor took 238.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,147 INFO L168 Benchmark]: RCFGBuilder took 5350.16 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -222.9 MB). Peak memory consumption was 364.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,147 INFO L168 Benchmark]: BuchiAutomizer took 16804.72 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 567.8 MB). Free memory was 1.3 GB in the beginning and 1.0 GB in the end (delta: 240.8 MB). Peak memory consumption was 808.6 MB. Max. memory is 11.5 GB. [2020-10-19 19:15:25,148 INFO L168 Benchmark]: Witness Printer took 4.95 ms. Allocated memory is still 1.9 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 19:15:25,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 981.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -128.6 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 260.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 238.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5350.16 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -222.9 MB). Peak memory consumption was 364.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 16804.72 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 567.8 MB). Free memory was 1.3 GB in the beginning and 1.0 GB in the end (delta: 240.8 MB). Peak memory consumption was 808.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.95 ms. Allocated memory is still 1.9 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.7s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. Construction of modules took 4.1s. Büchi inclusion checks took 3.1s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.8s AutomataMinimizationTime, 3 MinimizatonAttempts, 40096 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 1.1s Buchi closure took 0.1s. Biggest automaton had 12660 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23418 SDtfs, 72451 SDslu, 55404 SDs, 0 SdLazy, 2642 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 17 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...