./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC --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 0.2.0-7b2dab5 [2021-10-11 00:19:41,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:19:41,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:19:41,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:19:41,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:19:41,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:19:41,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:19:41,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:19:41,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:19:41,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:19:41,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:19:41,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:19:41,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:19:41,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:19:41,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:19:41,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:19:41,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:19:41,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:19:41,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:19:41,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:19:41,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:19:41,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:19:41,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:19:41,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:19:41,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:19:41,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:19:41,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:19:41,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:19:41,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:19:41,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:19:41,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:19:41,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:19:41,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:19:41,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:19:41,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:19:41,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:19:41,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:19:41,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:19:41,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:19:41,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:19:41,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:19:41,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-11 00:19:41,701 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:19:41,701 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:19:41,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:19:41,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:19:41,704 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:19:41,705 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:19:41,705 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:19:41,705 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:19:41,705 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:19:41,706 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:19:41,707 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:19:41,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:19:41,708 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:19:41,708 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:19:41,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:19:41,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:19:41,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:19:41,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:19:41,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:19:41,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:19:41,710 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:19:41,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:19:41,711 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:19:41,711 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:19:41,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:19:41,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:19:41,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:19:41,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:19:41,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:19:41,713 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:19:41,715 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:19:41,715 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 010319fa4792a56e5ccae16ae57fd8c9c9ee2804 [2021-10-11 00:19:42,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:19:42,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:19:42,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:19:42,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:19:42,165 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:19:42,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c [2021-10-11 00:19:42,250 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/data/88d5bf7a7/e1fb27916d6e4db0bd85df6e13c5d303/FLAG78c03c0e7 [2021-10-11 00:19:43,172 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:19:43,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c [2021-10-11 00:19:43,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/data/88d5bf7a7/e1fb27916d6e4db0bd85df6e13c5d303/FLAG78c03c0e7 [2021-10-11 00:19:43,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/data/88d5bf7a7/e1fb27916d6e4db0bd85df6e13c5d303 [2021-10-11 00:19:43,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:19:43,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:19:43,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:43,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:19:43,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:19:43,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:43" (1/1) ... [2021-10-11 00:19:43,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bab7064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:43, skipping insertion in model container [2021-10-11 00:19:43,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:43" (1/1) ... [2021-10-11 00:19:43,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:19:43,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:19:43,978 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c[48864,48877] [2021-10-11 00:19:44,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:19:44,079 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:19:44,252 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/sv-benchmarks/c/product-lines/elevator_spec1_product03.cil.c[48864,48877] [2021-10-11 00:19:44,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:19:44,366 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:19:44,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44 WrapperNode [2021-10-11 00:19:44,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:44,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:19:44,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:19:44,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:19:44,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:19:44,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:19:44,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:19:44,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:19:44,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:44,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:45,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... [2021-10-11 00:19:45,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:19:45,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:19:45,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:19:45,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:19:45,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:19:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:19:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:19:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:19:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:19:52,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:19:52,538 INFO L299 CfgBuilder]: Removed 505 assume(true) statements. [2021-10-11 00:19:52,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:52 BoogieIcfgContainer [2021-10-11 00:19:52,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:19:52,548 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:19:52,548 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:19:52,552 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:19:52,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:19:52,554 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:19:43" (1/3) ... [2021-10-11 00:19:52,555 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3efd9cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:19:52, skipping insertion in model container [2021-10-11 00:19:52,556 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:19:52,556 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:44" (2/3) ... [2021-10-11 00:19:52,556 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3efd9cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:19:52, skipping insertion in model container [2021-10-11 00:19:52,557 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:19:52,557 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:52" (3/3) ... [2021-10-11 00:19:52,559 INFO L389 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product03.cil.c [2021-10-11 00:19:52,636 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:19:52,636 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:19:52,636 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:19:52,637 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:19:52,637 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:19:52,637 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:19:52,637 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:19:52,637 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:19:52,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2298 states. [2021-10-11 00:19:52,858 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2021-10-11 00:19:52,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:19:52,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:19:52,887 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:52,887 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:52,888 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:19:52,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2298 states. [2021-10-11 00:19:52,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2021-10-11 00:19:52,928 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:19:52,928 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:19:52,934 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:52,935 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:52,944 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; 1503#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; 2047#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; 1856#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; 1697#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; 1676#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; 2052#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; 2268#L1594true assume !(0 != timeShift_~tmp___9~2); 2084#L1685true assume !(1 == ~doorState~0); 1961#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; 2058#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; 1471#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; 1861#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; 1901#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 [2021-10-11 00:19:52,947 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; 2159#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; 1574#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; 2143#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; 2259#L1594-1true assume !(0 != timeShift_~tmp___9~2); 1964#L1685-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1967#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; 2117#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; 1474#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; 1871#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; 1874#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 [2021-10-11 00:19:52,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:19:52,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 1 times [2021-10-11 00:19:52,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:19:52,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880553252] [2021-10-11 00:19:52,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:19:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:19:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:19:53,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880553252] [2021-10-11 00:19:53,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:19:53,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:19:53,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834136695] [2021-10-11 00:19:53,541 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:19:53,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:19:53,544 INFO L82 PathProgramCache]: Analyzing trace with hash -203906589, now seen corresponding path program 1 times [2021-10-11 00:19:53,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:19:53,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368207839] [2021-10-11 00:19:53,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:19:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:19:53,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:19:53,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368207839] [2021-10-11 00:19:53,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:19:53,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:19:53,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303057032] [2021-10-11 00:19:53,642 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:19:53,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:19:53,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:19:53,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:19:53,663 INFO L87 Difference]: Start difference. First operand 2298 states. Second operand 3 states. [2021-10-11 00:19:54,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:19:54,217 INFO L93 Difference]: Finished difference Result 3437 states and 6479 transitions. [2021-10-11 00:19:54,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:19:54,220 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3437 states and 6479 transitions. [2021-10-11 00:19:54,267 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2208 [2021-10-11 00:19:54,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3437 states to 3409 states and 6446 transitions. [2021-10-11 00:19:54,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3409 [2021-10-11 00:19:54,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3409 [2021-10-11 00:19:54,332 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3409 states and 6446 transitions. [2021-10-11 00:19:54,357 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:19:54,358 INFO L692 BuchiCegarLoop]: Abstraction has 3409 states and 6446 transitions. [2021-10-11 00:19:54,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3409 states and 6446 transitions. [2021-10-11 00:19:54,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3409 to 3407. [2021-10-11 00:19:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3407 states. [2021-10-11 00:19:54,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3407 states and 6443 transitions. [2021-10-11 00:19:54,638 INFO L715 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2021-10-11 00:19:54,639 INFO L595 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2021-10-11 00:19:54,639 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:19:54,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3407 states and 6443 transitions. [2021-10-11 00:19:54,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2206 [2021-10-11 00:19:54,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:19:54,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:19:54,701 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:54,701 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:19:54,702 INFO L794 eck$LassoCheckResult]: Stem: 6522#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; 6523#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; 6529#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; 6530#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 7039#L3382 assume 0 != main_~tmp~24; 7040#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; 7871#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; 6429#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 6393#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; 6414#L2619 assume 0 == initPersonOnFloor_~floor; 6415#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5748#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; 6263#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 5863#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6937#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; 6432#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 6390#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; 6418#L2619-1 assume 0 == initPersonOnFloor_~floor; 6419#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5755#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; 6265#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 5796#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6940#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; 7562#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 5884#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 6859#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 7206#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; 6200#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 6201#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 7157#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 7528#L1594 assume !(0 != timeShift_~tmp___9~2); 8018#L1685 assume !(1 == ~doorState~0); 7934#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; 7935#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 5922#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 6876#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 7226#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; 6208#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; 6209#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 6697#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; 6699#L1381 assume !(1 == ~currentHeading~0); 5951#L1391 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 5952#L1391-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6956#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; 6217#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; 6218#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6573#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; 6575#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; 8434#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 7247#L2191 cleanup_~i~3 := 0; 6584#L3189-2 [2021-10-11 00:19:54,702 INFO L796 eck$LassoCheckResult]: Loop: 6584#L3189-2 assume !false; 6585#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 6502#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; 6503#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 8293#L3197 assume 1 != cleanup_~tmp___0~11; 8292#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; 8286#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8281#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 8252#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 8246#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; 8245#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 8236#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; 8232#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8225#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8220#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 8217#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; 8213#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 8211#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 8208#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 8207#L1594-1 assume !(0 != timeShift_~tmp___9~2); 8206#L1685-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8205#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; 8203#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8191#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8121#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 8075#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; 8073#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; 8072#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 8070#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; 8069#L1381-3 assume !(1 == ~currentHeading~0); 5857#L1391-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 5858#L1391-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6962#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; 6186#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; 6187#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6570#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; 6571#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; 6508#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 6250#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 6584#L3189-2 [2021-10-11 00:19:54,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:19:54,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1913719677, now seen corresponding path program 1 times [2021-10-11 00:19:54,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:19:54,706 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624384711] [2021-10-11 00:19:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:19:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:19:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:19:54,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624384711] [2021-10-11 00:19:54,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:19:54,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:19:54,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607312920] [2021-10-11 00:19:54,814 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:19:54,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:19:54,815 INFO L82 PathProgramCache]: Analyzing trace with hash -883964959, now seen corresponding path program 1 times [2021-10-11 00:19:54,815 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:19:54,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164399772] [2021-10-11 00:19:54,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:19:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:19:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:19:54,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164399772] [2021-10-11 00:19:54,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:19:54,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:19:54,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320266064] [2021-10-11 00:19:54,910 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:19:54,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:19:54,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:19:54,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:19:54,911 INFO L87 Difference]: Start difference. First operand 3407 states and 6443 transitions. cyclomatic complexity: 3037 Second operand 7 states. [2021-10-11 00:20:01,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:01,104 INFO L93 Difference]: Finished difference Result 26930 states and 50655 transitions. [2021-10-11 00:20:01,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-11 00:20:01,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26930 states and 50655 transitions. [2021-10-11 00:20:01,313 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16040 [2021-10-11 00:20:01,530 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26930 states to 26930 states and 50655 transitions. [2021-10-11 00:20:01,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26930 [2021-10-11 00:20:01,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26930 [2021-10-11 00:20:01,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26930 states and 50655 transitions. [2021-10-11 00:20:01,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:20:01,624 INFO L692 BuchiCegarLoop]: Abstraction has 26930 states and 50655 transitions. [2021-10-11 00:20:01,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26930 states and 50655 transitions. [2021-10-11 00:20:02,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26930 to 9687. [2021-10-11 00:20:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9687 states. [2021-10-11 00:20:02,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9687 states to 9687 states and 18245 transitions. [2021-10-11 00:20:02,203 INFO L715 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2021-10-11 00:20:02,203 INFO L595 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2021-10-11 00:20:02,203 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:20:02,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9687 states and 18245 transitions. [2021-10-11 00:20:02,243 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6442 [2021-10-11 00:20:02,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:20:02,244 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:20:02,248 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:02,249 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:02,249 INFO L794 eck$LassoCheckResult]: Stem: 36919#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; 36920#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; 36926#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; 36927#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 37481#L3382 assume 0 != main_~tmp~24; 37482#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; 36818#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36769#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; 36802#L2619 assume 0 == initPersonOnFloor_~floor; 36803#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36125#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; 36636#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36238#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37364#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; 36821#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36764#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; 36806#L2619-1 assume 0 == initPersonOnFloor_~floor; 36807#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36132#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; 36638#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36173#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37367#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; 38053#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 37282#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 37283#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 37657#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; 36573#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 36574#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 37601#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 43039#L1594 assume !(0 != timeShift_~tmp___9~2); 43040#L1685 assume !(1 == ~doorState~0); 43092#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; 43091#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 43090#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 43089#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 43087#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; 43088#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; 43106#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 43104#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; 38436#L1381 assume !(1 == ~currentHeading~0); 36325#L1391 assume !(0 == ~currentFloorID~0); 36255#L1391-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36220#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; 44698#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; 44697#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 44696#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; 44693#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; 44686#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 44677#L2191 cleanup_~i~3 := 0; 36981#L3189-2 [2021-10-11 00:20:02,250 INFO L796 eck$LassoCheckResult]: Loop: 36981#L3189-2 assume !false; 36982#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 36899#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; 36900#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 36196#L3197 assume 1 != cleanup_~tmp___0~11; 36197#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; 42298#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 42299#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 42287#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 42283#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; 42278#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 42279#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; 38907#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 38771#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 38895#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 38863#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; 38865#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 38846#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 37582#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 43836#L1594-1 assume !(0 != timeShift_~tmp___9~2); 43837#L1685-3 assume 1 == ~doorState~0;~doorState~0 := 0; 45421#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; 45420#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 45419#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 45418#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 43998#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; 43999#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; 45414#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 45412#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; 45411#L1381-3 assume !(1 == ~currentHeading~0); 36232#L1391-9 assume !(0 == ~currentFloorID~0); 36177#L1391-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36157#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; 36559#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; 36560#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 36968#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; 36969#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; 36905#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 36623#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 36981#L3189-2 [2021-10-11 00:20:02,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:02,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 2 times [2021-10-11 00:20:02,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:02,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854335275] [2021-10-11 00:20:02,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:02,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:02,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854335275] [2021-10-11 00:20:02,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:02,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:02,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121502366] [2021-10-11 00:20:02,361 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:20:02,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:02,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1013253215, now seen corresponding path program 1 times [2021-10-11 00:20:02,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:02,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839234454] [2021-10-11 00:20:02,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:02,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:02,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839234454] [2021-10-11 00:20:02,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:02,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:20:02,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990082973] [2021-10-11 00:20:02,434 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:20:02,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:02,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:20:02,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:20:02,435 INFO L87 Difference]: Start difference. First operand 9687 states and 18245 transitions. cyclomatic complexity: 8560 Second operand 5 states. [2021-10-11 00:20:03,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:03,206 INFO L93 Difference]: Finished difference Result 35511 states and 66406 transitions. [2021-10-11 00:20:03,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:20:03,206 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35511 states and 66406 transitions. [2021-10-11 00:20:03,565 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 31164 [2021-10-11 00:20:03,861 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35511 states to 35511 states and 66406 transitions. [2021-10-11 00:20:03,862 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35511 [2021-10-11 00:20:03,896 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35511 [2021-10-11 00:20:03,896 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35511 states and 66406 transitions. [2021-10-11 00:20:03,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:20:03,926 INFO L692 BuchiCegarLoop]: Abstraction has 35511 states and 66406 transitions. [2021-10-11 00:20:03,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35511 states and 66406 transitions. [2021-10-11 00:20:04,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35511 to 12660. [2021-10-11 00:20:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12660 states. [2021-10-11 00:20:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 23603 transitions. [2021-10-11 00:20:04,371 INFO L715 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2021-10-11 00:20:04,371 INFO L595 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2021-10-11 00:20:04,371 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-11 00:20:04,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12660 states and 23603 transitions. [2021-10-11 00:20:04,414 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8494 [2021-10-11 00:20:04,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:20:04,414 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:20:04,418 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:04,418 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:20:04,418 INFO L794 eck$LassoCheckResult]: Stem: 82131#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; 82132#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; 82140#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; 82141#L74 main_#t~ret166 := valid_product_#res;main_~tmp~24 := main_#t~ret166;havoc main_#t~ret166; 82699#L3382 assume 0 != main_~tmp~24; 82700#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; 83635#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; 82032#L2971 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81987#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; 82015#L2619 assume 0 == initPersonOnFloor_~floor; 82016#L2620 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81342#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; 81856#L2093 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81456#L2105-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82586#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; 82035#L2971-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81984#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; 82019#L2619-1 assume 0 == initPersonOnFloor_~floor; 82020#L2620-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81349#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; 81858#L2093-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81390#L2105-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82589#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; 83281#L2344 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 82501#L2371 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 82502#L2057 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 82874#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; 81792#L772 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 81793#L1445 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 82819#L1458 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 83239#L1594 assume !(0 != timeShift_~tmp___9~2); 83812#L1685 assume !(1 == ~doorState~0); 83713#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; 83714#L2344-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 82524#L2371-3 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 82525#L2057-1 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 82899#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; 83323#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; 84158#L1337 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 82321#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; 82323#L1381 assume !(1 == ~currentHeading~0); 84357#L1391 assume !(0 == ~currentFloorID~0); 81471#L1391-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 81437#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; 82871#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; 82276#L2131 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 82277#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; 82962#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; 82963#L2136 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 90935#L2191 cleanup_~i~3 := 0; 90933#L3189-2 [2021-10-11 00:20:04,420 INFO L796 eck$LassoCheckResult]: Loop: 90933#L3189-2 assume !false; 90932#L3190 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 90927#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; 90925#L643 cleanup_#t~ret160 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret160;havoc cleanup_#t~ret160; 90924#L3197 assume 1 != cleanup_~tmp___0~11; 90923#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; 90922#L2344-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 90917#L2371-25 anyStopRequested_#t~ret49 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret49;havoc anyStopRequested_#t~ret49; 90890#L880 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 90884#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; 90883#L957 cleanup_#t~ret161 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret161;havoc cleanup_#t~ret161; 90878#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; 90876#L2344-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 86026#L2371-30 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 90871#L2057-3 stopRequestedAtCurrentFloor_#t~ret72 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret72;havoc stopRequestedAtCurrentFloor_#t~ret72; 90869#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; 90868#L772-4 stopRequestedAtCurrentFloor_#t~ret73 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret73;havoc stopRequestedAtCurrentFloor_#t~ret73; 90865#L1445-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 90866#L1458-1 timeShift_#t~ret88 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 91159#L1594-1 assume !(0 != timeShift_~tmp___9~2); 91158#L1685-3 assume !(1 == ~doorState~0); 91153#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; 90902#L2344-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 90900#L2371-33 isExecutiveFloorCalling_#t~ret146 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret146;havoc isExecutiveFloorCalling_#t~ret146;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 90885#L2057-4 stopRequestedInDirection_#t~ret66 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret66;havoc stopRequestedInDirection_#t~ret66; 90438#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; 90287#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; 90284#L1337-2 timeShift_#t~ret95 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret95;havoc timeShift_#t~ret95; 90281#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; 90272#L1381-3 assume !(1 == ~currentHeading~0); 90251#L1391-9 assume !(0 == ~currentFloorID~0); 90242#L1391-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 90211#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; 90212#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; 90202#L2131-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 90203#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; 90194#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; 90195#L2136-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 90934#L2191-1 cleanup_~i~3 := 1 + cleanup_~i~3; 90933#L3189-2 [2021-10-11 00:20:04,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:04,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 3 times [2021-10-11 00:20:04,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:04,421 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840160545] [2021-10-11 00:20:04,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:04,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840160545] [2021-10-11 00:20:04,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:20:04,487 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:20:04,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908047179] [2021-10-11 00:20:04,487 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:20:04,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:04,488 INFO L82 PathProgramCache]: Analyzing trace with hash 1592770339, now seen corresponding path program 1 times [2021-10-11 00:20:04,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:20:04,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208997835] [2021-10-11 00:20:04,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:20:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:20:04,505 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:20:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:20:04,518 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:20:04,577 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:20:05,385 WARN L197 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 158 [2021-10-11 00:20:06,007 WARN L197 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 123 [2021-10-11 00:20:06,020 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:20:06,021 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:20:06,022 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:20:06,022 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:20:06,023 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-11 00:20:06,023 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:06,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:20:06,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:20:06,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03.cil.c_Iteration4_Loop [2021-10-11 00:20:06,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:20:06,025 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:20:06,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,146 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:06,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:07,135 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2021-10-11 00:20:07,452 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-10-11 00:20:07,484 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:20:07,485 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:07,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,498 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,516 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,516 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:07,559 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,560 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,574 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,574 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,603 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,620 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,620 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:07,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,662 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,677 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,677 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:07,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,717 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,749 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,749 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:07,809 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,809 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,818 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,818 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,850 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,850 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,858 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,859 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:07,881 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,881 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,883 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,883 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:07,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,905 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:07,929 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,929 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:07,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:07,985 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:07,997 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:07,997 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:08,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,034 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:08,057 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,057 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:08,097 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,097 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:08,113 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,113 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:08,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,144 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:08,146 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,147 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:08,167 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,167 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:08,170 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,170 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:08,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,192 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:08,202 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,202 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 17 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:08,224 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,224 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:08,227 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,227 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:08,247 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,247 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:08,250 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:20:08,250 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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:08,270 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:20:08,270 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:08,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:20:08,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:20:09,077 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-11 00:20:09,078 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:20:09,079 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:20:09,079 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:20:09,079 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:20:09,079 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:20:09,079 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:09,079 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:20:09,079 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:20:09,079 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03.cil.c_Iteration4_Loop [2021-10-11 00:20:09,079 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:20:09,079 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:20:09,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:09,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:20:10,030 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2021-10-11 00:20:10,154 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2021-10-11 00:20:10,393 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:20:10,399 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:10,417 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 [2021-10-11 00:20:10,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 22 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,455 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 [2021-10-11 00:20:10,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,483 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 [2021-10-11 00:20:10,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,487 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,507 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 [2021-10-11 00:20:10,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,511 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,532 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 [2021-10-11 00:20:10,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:10,598 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 [2021-10-11 00:20:10,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:10,655 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 [2021-10-11 00:20:10,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:10,723 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 [2021-10-11 00:20:10,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,765 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 [2021-10-11 00:20:10,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:20:10,839 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 [2021-10-11 00:20:10,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:10,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,901 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 [2021-10-11 00:20:10,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,924 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 [2021-10-11 00:20:10,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,949 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 [2021-10-11 00:20:10,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:20:10,972 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 [2021-10-11 00:20:10,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:20:10,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:20:10,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:20:10,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:20:10,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:20:10,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:20:10,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:20:10,977 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:20:10,983 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-11 00:20:10,983 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b50307b-8c7b-4b81-a13a-8ce985254731/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 35 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:20:11,018 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:20:11,018 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-11 00:20:11,018 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:20:11,019 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 [] [2021-10-11 00:20:11,050 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-11 00:20:11,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:20:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:11,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:20:11,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:20:11,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:20:11,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:20:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:20:11,504 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-10-11 00:20:11,505 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12660 states and 23603 transitions. cyclomatic complexity: 10945 Second operand 5 states. [2021-10-11 00:20:11,909 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. [2021-10-11 00:20:11,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-10-11 00:20:11,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-11 00:20:11,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4329 transitions. [2021-10-11 00:20:11,918 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 39 letters. [2021-10-11 00:20:11,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:20:11,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 89 letters. Loop has 39 letters. [2021-10-11 00:20:11,923 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:20:11,924 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 78 letters. [2021-10-11 00:20:11,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:20:11,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21153 states and 39423 transitions. [2021-10-11 00:20:12,041 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:20:12,041 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21153 states to 0 states and 0 transitions. [2021-10-11 00:20:12,042 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:20:12,042 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:20:12,042 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:20:12,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:20:12,042 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:12,042 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:12,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:20:12,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:20:12,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:20:12,044 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2021-10-11 00:20:12,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:20:12,044 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2021-10-11 00:20:12,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:20:12,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2021-10-11 00:20:12,045 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:20:12,045 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:20:12,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:20:12,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:20:12,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:20:12,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:20:12,045 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:12,045 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:12,046 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:20:12,046 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-11 00:20:12,046 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:20:12,047 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:20:12,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:20:12,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:20:12 BoogieIcfgContainer [2021-10-11 00:20:12,052 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:20:12,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:20:12,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:20:12,055 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:20:12,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:19:52" (3/4) ... [2021-10-11 00:20:12,058 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:20:12,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:20:12,064 INFO L168 Benchmark]: Toolchain (without parser) took 28793.54 ms. Allocated memory was 83.9 MB in the beginning and 1.4 GB in the end (delta: 1.4 GB). Free memory was 46.1 MB in the beginning and 864.6 MB in the end (delta: -818.6 MB). Peak memory consumption was 543.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,065 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 65.0 MB in the beginning and 64.9 MB in the end (delta: 54.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:12,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.93 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 45.9 MB in the beginning and 70.4 MB in the end (delta: -24.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 336.26 ms. Allocated memory is still 100.7 MB. Free memory was 70.4 MB in the beginning and 48.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,068 INFO L168 Benchmark]: Boogie Preprocessor took 341.96 ms. Allocated memory is still 100.7 MB. Free memory was 48.0 MB in the beginning and 52.0 MB in the end (delta: -3.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,070 INFO L168 Benchmark]: RCFGBuilder took 7497.82 ms. Allocated memory was 100.7 MB in the beginning and 316.7 MB in the end (delta: 216.0 MB). Free memory was 52.0 MB in the beginning and 217.9 MB in the end (delta: -166.0 MB). Peak memory consumption was 151.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,071 INFO L168 Benchmark]: BuchiAutomizer took 19504.34 ms. Allocated memory was 316.7 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 217.9 MB in the beginning and 864.6 MB in the end (delta: -646.7 MB). Peak memory consumption was 482.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:20:12,071 INFO L168 Benchmark]: Witness Printer took 4.20 ms. Allocated memory is still 1.4 GB. Free memory is still 864.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:20:12,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 83.9 MB. Free memory was 65.0 MB in the beginning and 64.9 MB in the end (delta: 54.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1095.93 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 45.9 MB in the beginning and 70.4 MB in the end (delta: -24.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 336.26 ms. Allocated memory is still 100.7 MB. Free memory was 70.4 MB in the beginning and 48.0 MB in the end (delta: 22.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 341.96 ms. Allocated memory is still 100.7 MB. Free memory was 48.0 MB in the beginning and 52.0 MB in the end (delta: -3.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 7497.82 ms. Allocated memory was 100.7 MB in the beginning and 316.7 MB in the end (delta: 216.0 MB). Free memory was 52.0 MB in the beginning and 217.9 MB in the end (delta: -166.0 MB). Peak memory consumption was 151.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 19504.34 ms. Allocated memory was 316.7 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 217.9 MB in the beginning and 864.6 MB in the end (delta: -646.7 MB). Peak memory consumption was 482.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.20 ms. Allocated memory is still 1.4 GB. Free memory is still 864.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 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 19.4s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 7.7s. Construction of modules took 4.7s. Büchi inclusion checks took 3.6s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 1.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 40096 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 1.2s Buchi closure took 0.0s. 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, 72450 SDslu, 55404 SDs, 0 SdLazy, 2642 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s 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: 1.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...