./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --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 f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:03:03,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:03:03,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 02:03:03,513 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:03:03,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:03:03,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:03:03,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:03:03,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:03:03,547 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:03:03,547 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:03:03,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:03:03,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:03:03,549 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:03:03,550 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 02:03:03,551 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 02:03:03,551 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 02:03:03,552 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 02:03:03,552 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 02:03:03,553 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 02:03:03,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:03:03,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 02:03:03,555 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 02:03:03,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:03:03,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 02:03:03,557 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:03:03,557 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 02:03:03,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 02:03:03,558 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 02:03:03,558 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:03:03,559 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 02:03:03,559 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:03:03,560 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 02:03:03,560 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:03:03,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:03:03,561 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:03:03,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:03:03,562 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:03:03,562 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 02:03:03,562 INFO L153 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_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f89a8ce65f650dd979d04d2db9dc53ba483e2a2b64be3f70ae15b036e4b11b5a [2023-11-29 02:03:03,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:03:03,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:03:03,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:03:03,873 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:03:03,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:03:03,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2023-11-29 02:03:06,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:03:07,271 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:03:07,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/sv-benchmarks/c/product-lines/elevator_spec13_product22.cil.c [2023-11-29 02:03:07,296 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/data/5ff753086/c3f380a5fc9945b3979221ea3706147f/FLAG7b27b1c1c [2023-11-29 02:03:07,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/data/5ff753086/c3f380a5fc9945b3979221ea3706147f [2023-11-29 02:03:07,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:03:07,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:03:07,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:03:07,318 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:03:07,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:03:07,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:03:07" (1/1) ... [2023-11-29 02:03:07,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3856d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:07, skipping insertion in model container [2023-11-29 02:03:07,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:03:07" (1/1) ... [2023-11-29 02:03:07,413 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:03:07,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:03:07,963 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:03:07,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] [2023-11-29 02:03:07,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [68] [2023-11-29 02:03:07,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [77] [2023-11-29 02:03:07,978 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [443] [2023-11-29 02:03:07,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2020] [2023-11-29 02:03:07,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2682] [2023-11-29 02:03:07,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2775] [2023-11-29 02:03:07,979 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2893] [2023-11-29 02:03:07,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2931] [2023-11-29 02:03:07,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification13_spec.i","") [3279] [2023-11-29 02:03:08,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:03:08,169 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:03:08,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08 WrapperNode [2023-11-29 02:03:08,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:03:08,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:03:08,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:03:08,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:03:08,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:08,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:08,995 INFO L138 Inliner]: procedures = 92, calls = 345, calls flagged for inlining = 197, calls inlined = 1765, statements flattened = 63932 [2023-11-29 02:03:08,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:03:08,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:03:08,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:03:08,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:03:09,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:09,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:09,107 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:09,358 INFO L175 MemorySlicer]: Split 81 memory accesses to 20 slices as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. 9 percent of accesses are in the largest equivalence class. The 81 initializations are split as follows [2, 4, 4, 4, 2, 4, 4, 5, 3, 3, 5, 7, 4, 4, 4, 4, 4, 6, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2023-11-29 02:03:09,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:09,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:09,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:10,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:10,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:10,364 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:10,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:03:10,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:03:10,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:03:10,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:03:10,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (1/1) ... [2023-11-29 02:03:10,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:10,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:10,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:10,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 02:03:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 02:03:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 02:03:10,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 02:03:10,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 02:03:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 02:03:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 02:03:10,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:03:10,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:03:10,888 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:03:10,891 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:03:31,722 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:03:31,914 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:03:31,915 INFO L309 CfgBuilder]: Removed 61 assume(true) statements. [2023-11-29 02:03:31,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:03:31 BoogieIcfgContainer [2023-11-29 02:03:31,926 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:03:31,927 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 02:03:31,927 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 02:03:31,931 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 02:03:31,932 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:03:31,932 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 02:03:07" (1/3) ... [2023-11-29 02:03:31,933 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aa68c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:03:31, skipping insertion in model container [2023-11-29 02:03:31,933 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:03:31,933 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:03:08" (2/3) ... [2023-11-29 02:03:31,933 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@aa68c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:03:31, skipping insertion in model container [2023-11-29 02:03:31,934 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:03:31,934 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:03:31" (3/3) ... [2023-11-29 02:03:31,935 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec13_product22.cil.c [2023-11-29 02:03:32,209 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 02:03:32,209 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 02:03:32,209 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 02:03:32,209 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 02:03:32,210 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 02:03:32,210 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 02:03:32,210 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 02:03:32,210 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 02:03:32,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17402 states, 17401 states have (on average 1.8835124418136888) internal successors, (32775), 17401 states have internal predecessors, (32775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:32,541 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3966 [2023-11-29 02:03:32,541 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:32,541 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:32,550 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:32,550 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:03:32,550 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 02:03:32,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17402 states, 17401 states have (on average 1.8835124418136888) internal successors, (32775), 17401 states have internal predecessors, (32775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:32,760 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3966 [2023-11-29 02:03:32,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:32,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:32,763 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:32,763 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:03:32,769 INFO L748 eck$LassoCheckResult]: Stem: 4464#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 4219#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 16048#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 15733#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 9233#valid_product_returnLabel#1true main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 16069#L3266true assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 10059#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 404#L2819true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 2330#getOrigin_returnLabel#1true aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3877#L2375true assume 0 == initPersonOnFloor_~floor#1; 15891#L2376true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 13627#L2483-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 7134#L2167true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 11150#L2179-2true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 9544#initPersonOnFloor_returnLabel#1true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 15671#aliceCall_returnLabel#1true havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 2570#L2819-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 8944#getOrigin_returnLabel#2true angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 7086#L2375-1true assume 0 == initPersonOnFloor_~floor#1; 10016#L2376-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 12645#L2483-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 16569#L2167-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 4296#L2179-5true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 3095#initPersonOnFloor_returnLabel#2true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 7077#angelinaCall_returnLabel#1true havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 6584#getCurrentHeading_returnLabel#1true __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 12012#__utac_acc__Specification13_spec__1_returnLabel#1true havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 13757#areDoorsOpen_returnLabel#1true timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 9427#L1647true assume 0 != timeShift_~tmp~14#1; 13564#L1648true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 16850#L1647-1true assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 12996#L3305true assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 10174#L3306true assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 2437#L1867true assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~0#1 := 0;existInLiftCallsInDirection_~i~0#1 := 1 + ~currentFloorID~0; 7347#L1871-2true [2023-11-29 02:03:32,770 INFO L750 eck$LassoCheckResult]: Loop: 7347#L1871-2true assume !false; 71#L1872true assume existInLiftCallsInDirection_~i~0#1 < 5; 2744#L1873true assume !(0 == existInLiftCallsInDirection_~i~0#1); 884#$Ultimate##6932true assume !(1 == existInLiftCallsInDirection_~i~0#1); 3361#$Ultimate##6936true assume !(2 == existInLiftCallsInDirection_~i~0#1); 7267#$Ultimate##6940true assume !(3 == existInLiftCallsInDirection_~i~0#1); 6412#$Ultimate##6944true assume !(4 == existInLiftCallsInDirection_~i~0#1); 16549#L1914-1true existInLiftCallsInDirection_~i~0#1 := 1 + existInLiftCallsInDirection_~i~0#1; 7347#L1871-2true [2023-11-29 02:03:32,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:32,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1544398965, now seen corresponding path program 1 times [2023-11-29 02:03:32,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:32,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138943403] [2023-11-29 02:03:32,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:32,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:33,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:33,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138943403] [2023-11-29 02:03:33,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138943403] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:33,194 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:33,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:03:33,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960915643] [2023-11-29 02:03:33,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:33,201 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:33,202 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:33,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1775462013, now seen corresponding path program 1 times [2023-11-29 02:03:33,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:33,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198410134] [2023-11-29 02:03:33,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:33,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:33,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:33,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:33,306 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:03:33,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:03:33,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:03:33,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:03:33,307 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 02:03:33,307 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,308 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:03:33,308 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:03:33,308 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product22.cil.c_Iteration1_Loop [2023-11-29 02:03:33,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:03:33,308 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:03:33,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:03:33,416 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:03:33,417 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 02:03:33,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:33,422 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:33,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 02:03:33,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 02:03:33,432 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 02:03:33,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:03:33,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:33,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:33,469 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 02:03:33,470 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 02:03:33,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 02:03:33,502 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 02:03:33,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 02:03:33,507 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:03:33,507 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:03:33,507 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:03:33,507 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:03:33,508 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:03:33,508 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,508 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:03:33,508 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:03:33,508 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product22.cil.c_Iteration1_Loop [2023-11-29 02:03:33,508 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:03:33,508 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:03:33,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:03:33,580 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:03:33,585 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:03:33,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:33,588 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:33,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 02:03:33,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:03:33,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:03:33,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:03:33,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:03:33,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:03:33,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:03:33,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:03:33,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:03:33,615 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:03:33,621 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2023-11-29 02:03:33,621 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-29 02:03:33,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:33,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:33,650 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:33,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 02:03:33,652 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:03:33,654 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 02:03:33,655 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:03:33,655 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~0#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~0#1 Supporting invariants [] [2023-11-29 02:03:33,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 02:03:33,663 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 02:03:33,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:33,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:03:33,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:03:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:33,923 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:03:33,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:03:34,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:34,192 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2023-11-29 02:03:34,229 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17402 states, 17401 states have (on average 1.8835124418136888) internal successors, (32775), 17401 states have internal predecessors, (32775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:35,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 02:03:36,667 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17402 states, 17401 states have (on average 1.8835124418136888) internal successors, (32775), 17401 states have internal predecessors, (32775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45370 states and 85390 transitions. Complement of second has 18 states. [2023-11-29 02:03:36,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2023-11-29 02:03:36,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:36,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 59103 transitions. [2023-11-29 02:03:36,785 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 59103 transitions. Stem has 34 letters. Loop has 8 letters. [2023-11-29 02:03:36,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:36,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 59103 transitions. Stem has 42 letters. Loop has 8 letters. [2023-11-29 02:03:36,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:36,788 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 59103 transitions. Stem has 34 letters. Loop has 16 letters. [2023-11-29 02:03:36,789 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:36,790 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45370 states and 85390 transitions. [2023-11-29 02:03:37,409 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 7850 [2023-11-29 02:03:37,686 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45370 states to 31309 states and 58845 transitions. [2023-11-29 02:03:37,688 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31279 [2023-11-29 02:03:37,737 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31280 [2023-11-29 02:03:37,738 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31309 states and 58845 transitions. [2023-11-29 02:03:37,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:37,740 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31309 states and 58845 transitions. [2023-11-29 02:03:37,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31309 states and 58845 transitions. [2023-11-29 02:03:38,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31309 to 31283. [2023-11-29 02:03:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31283 states, 31283 states have (on average 1.879806923888374) internal successors, (58806), 31282 states have internal predecessors, (58806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31283 states to 31283 states and 58806 transitions. [2023-11-29 02:03:38,794 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31283 states and 58806 transitions. [2023-11-29 02:03:38,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:38,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:03:38,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:03:38,799 INFO L87 Difference]: Start difference. First operand 31283 states and 58806 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:39,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:39,810 INFO L93 Difference]: Finished difference Result 31267 states and 58677 transitions. [2023-11-29 02:03:39,810 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31267 states and 58677 transitions. [2023-11-29 02:03:39,986 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 7834 [2023-11-29 02:03:40,160 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31267 states to 31258 states and 58668 transitions. [2023-11-29 02:03:40,160 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31239 [2023-11-29 02:03:40,209 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31239 [2023-11-29 02:03:40,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31258 states and 58668 transitions. [2023-11-29 02:03:40,211 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:40,211 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31258 states and 58668 transitions. [2023-11-29 02:03:40,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31258 states and 58668 transitions. [2023-11-29 02:03:40,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31258 to 17389. [2023-11-29 02:03:40,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17389 states, 17389 states have (on average 1.8769912013341767) internal successors, (32639), 17388 states have internal predecessors, (32639), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17389 states to 17389 states and 32639 transitions. [2023-11-29 02:03:40,769 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17389 states and 32639 transitions. [2023-11-29 02:03:40,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:40,770 INFO L428 stractBuchiCegarLoop]: Abstraction has 17389 states and 32639 transitions. [2023-11-29 02:03:40,770 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 02:03:40,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17389 states and 32639 transitions. [2023-11-29 02:03:40,898 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3964 [2023-11-29 02:03:40,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:40,899 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:40,900 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:40,900 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:03:40,901 INFO L748 eck$LassoCheckResult]: Stem: 134248#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 133900#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 133901#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 142732#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 139579#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 139580#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 140250#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 126544#L2819 assume !(0 == getOrigin_~person#1); 126545#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 130670#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 130671#L2375 assume 0 == initPersonOnFloor_~floor#1; 133360#L2376 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 125854#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 137598#L2167 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 131437#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 139858#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 139859#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 131128#L2819-1 assume !(0 == getOrigin_~person#1); 131129#L2823-1 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 135666#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 137551#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 137552#L2376-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 125985#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 141784#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 134004#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 132090#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 132091#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 137010#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 137011#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 141472#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 139759#L1647 assume 0 != timeShift_~tmp~14#1; 139760#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 141825#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 141929#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 140324#L3306 assume !(1 == ~prevDir~0); 138902#L3332 assume 0 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 1;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 138903#L1867-2 assume 1 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i~0#1 := 0;existInLiftCallsInDirection_~i~0#1 := 1 + ~currentFloorID~0; 133694#L1871-8 [2023-11-29 02:03:40,902 INFO L750 eck$LassoCheckResult]: Loop: 133694#L1871-8 assume !false; 133695#L1872-2 assume existInLiftCallsInDirection_~i~0#1 < 5; 126497#L1873-2 assume !(0 == existInLiftCallsInDirection_~i~0#1); 126498#$Ultimate##7088 assume !(1 == existInLiftCallsInDirection_~i~0#1); 133286#$Ultimate##7092 assume !(2 == existInLiftCallsInDirection_~i~0#1); 139386#$Ultimate##7096 assume !(3 == existInLiftCallsInDirection_~i~0#1); 137860#$Ultimate##7100 assume !(4 == existInLiftCallsInDirection_~i~0#1); 137862#L1914-5 existInLiftCallsInDirection_~i~0#1 := 1 + existInLiftCallsInDirection_~i~0#1; 133694#L1871-8 [2023-11-29 02:03:40,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:40,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1440726616, now seen corresponding path program 1 times [2023-11-29 02:03:40,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:40,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882462569] [2023-11-29 02:03:40,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:40,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:41,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:41,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882462569] [2023-11-29 02:03:41,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882462569] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:41,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:41,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:03:41,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029242126] [2023-11-29 02:03:41,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:41,056 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:41,056 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:41,056 INFO L85 PathProgramCache]: Analyzing trace with hash 582561405, now seen corresponding path program 1 times [2023-11-29 02:03:41,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:41,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429196406] [2023-11-29 02:03:41,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:41,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:41,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:41,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:41,120 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:03:41,120 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:03:41,120 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:03:41,121 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:03:41,121 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 02:03:41,121 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,121 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:03:41,121 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:03:41,121 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product22.cil.c_Iteration2_Loop [2023-11-29 02:03:41,121 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:03:41,121 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:03:41,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:03:41,183 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:03:41,183 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 02:03:41,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:41,184 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:41,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 02:03:41,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 02:03:41,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 02:03:41,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 02:03:41,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:41,206 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:41,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 02:03:41,212 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 02:03:41,212 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 02:03:41,236 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 02:03:41,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 02:03:41,240 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:03:41,240 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:03:41,240 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:03:41,240 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:03:41,241 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:03:41,241 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:03:41,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:03:41,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec13_product22.cil.c_Iteration2_Loop [2023-11-29 02:03:41,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:03:41,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:03:41,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:03:41,299 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:03:41,299 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:03:41,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:41,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:41,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 02:03:41,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:03:41,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:03:41,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:03:41,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:03:41,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:03:41,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:03:41,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:03:41,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:03:41,318 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:03:41,321 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2023-11-29 02:03:41,321 INFO L444 ModelExtractionUtils]: 1 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-29 02:03:41,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:03:41,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:03:41,322 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:03:41,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 02:03:41,341 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:03:41,341 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 02:03:41,341 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:03:41,342 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_existInLiftCallsInDirection_~i~0#1) = -1*ULTIMATE.start_existInLiftCallsInDirection_~i~0#1 Supporting invariants [] [2023-11-29 02:03:41,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 02:03:41,345 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-29 02:03:41,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:41,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:03:41,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:03:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:41,529 WARN L260 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:03:41,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:03:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:41,731 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2023-11-29 02:03:41,731 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17389 states and 32639 transitions. cyclomatic complexity: 15284 Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:42,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6868744a-90fd-4013-abd0-29005c884c37/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-29 02:03:43,159 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17389 states and 32639 transitions. cyclomatic complexity: 15284. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31314 states and 58751 transitions. Complement of second has 17 states. [2023-11-29 02:03:43,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 1 stem states 7 non-accepting loop states 1 accepting loop states [2023-11-29 02:03:43,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 32628 transitions. [2023-11-29 02:03:43,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 32628 transitions. Stem has 37 letters. Loop has 8 letters. [2023-11-29 02:03:43,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:43,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 32628 transitions. Stem has 45 letters. Loop has 8 letters. [2023-11-29 02:03:43,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:43,199 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 32628 transitions. Stem has 37 letters. Loop has 16 letters. [2023-11-29 02:03:43,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:03:43,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31314 states and 58751 transitions. [2023-11-29 02:03:43,438 INFO L131 ngComponentsAnalysis]: Automaton has 60 accepting balls. 7848 [2023-11-29 02:03:43,552 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31314 states to 31306 states and 58743 transitions. [2023-11-29 02:03:43,552 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31257 [2023-11-29 02:03:43,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31258 [2023-11-29 02:03:43,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31306 states and 58743 transitions. [2023-11-29 02:03:43,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:43,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31306 states and 58743 transitions. [2023-11-29 02:03:43,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31306 states and 58743 transitions. [2023-11-29 02:03:43,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31306 to 17413. [2023-11-29 02:03:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17413 states, 17413 states have (on average 1.8765864583931546) internal successors, (32677), 17412 states have internal predecessors, (32677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17413 states to 17413 states and 32677 transitions. [2023-11-29 02:03:43,905 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17413 states and 32677 transitions. [2023-11-29 02:03:43,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:43,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:03:43,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:03:43,906 INFO L87 Difference]: Start difference. First operand 17413 states and 32677 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:44,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:44,924 INFO L93 Difference]: Finished difference Result 34750 states and 65190 transitions. [2023-11-29 02:03:44,924 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34750 states and 65190 transitions. [2023-11-29 02:03:45,070 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 7936 [2023-11-29 02:03:45,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34750 states to 34750 states and 65190 transitions. [2023-11-29 02:03:45,284 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34674 [2023-11-29 02:03:45,305 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34674 [2023-11-29 02:03:45,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34750 states and 65190 transitions. [2023-11-29 02:03:45,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:45,362 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34750 states and 65190 transitions. [2023-11-29 02:03:45,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34750 states and 65190 transitions. [2023-11-29 02:03:45,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34750 to 17428. [2023-11-29 02:03:45,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17428 states, 17428 states have (on average 1.8758319944916226) internal successors, (32692), 17427 states have internal predecessors, (32692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17428 states to 17428 states and 32692 transitions. [2023-11-29 02:03:45,638 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17428 states and 32692 transitions. [2023-11-29 02:03:45,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:45,639 INFO L428 stractBuchiCegarLoop]: Abstraction has 17428 states and 32692 transitions. [2023-11-29 02:03:45,639 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 02:03:45,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17428 states and 32692 transitions. [2023-11-29 02:03:45,691 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:45,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:45,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:45,693 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:45,693 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:45,693 INFO L748 eck$LassoCheckResult]: Stem: 235296#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 234947#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 234948#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 243795#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 240635#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 240636#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 241309#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 227593#L2819 assume !(0 == getOrigin_~person#1); 227594#L2823 assume !(1 == getOrigin_~person#1); 236121#L2827 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 236122#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 243962#L2375 assume 0 == initPersonOnFloor_~floor#1; 243820#L2376 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 226903#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 238648#L2167 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 232482#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 240915#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 240916#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 232173#L2819-1 assume !(0 == getOrigin_~person#1); 232174#L2823-1 assume !(1 == getOrigin_~person#1); 236716#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 238729#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 243958#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 241278#L2376-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 227031#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 242844#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 235054#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 233137#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 233138#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 238063#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 238064#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 242532#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 240816#L1647 assume 0 != timeShift_~tmp~14#1; 240817#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 242886#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 242989#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 241383#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 231917#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 231918#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 230165#L1937-2 [2023-11-29 02:03:45,694 INFO L750 eck$LassoCheckResult]: Loop: 230165#L1937-2 assume !false; 230166#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 231822#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 233795#L1946-2 assume !false; 233007#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 233009#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 230165#L1937-2 [2023-11-29 02:03:45,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:45,694 INFO L85 PathProgramCache]: Analyzing trace with hash 920334271, now seen corresponding path program 1 times [2023-11-29 02:03:45,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:45,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561371236] [2023-11-29 02:03:45,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:45,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:45,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:45,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561371236] [2023-11-29 02:03:45,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561371236] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:45,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:45,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:03:45,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944791161] [2023-11-29 02:03:45,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:45,770 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:45,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:45,770 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 1 times [2023-11-29 02:03:45,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:45,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047646199] [2023-11-29 02:03:45,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:45,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:45,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:45,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:45,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:45,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:03:45,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:03:45,821 INFO L87 Difference]: Start difference. First operand 17428 states and 32692 transitions. cyclomatic complexity: 15299 Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:46,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:46,238 INFO L93 Difference]: Finished difference Result 17394 states and 32624 transitions. [2023-11-29 02:03:46,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17394 states and 32624 transitions. [2023-11-29 02:03:46,328 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:46,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17394 states to 17394 states and 32624 transitions. [2023-11-29 02:03:46,386 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17356 [2023-11-29 02:03:46,399 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17356 [2023-11-29 02:03:46,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17394 states and 32624 transitions. [2023-11-29 02:03:46,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:46,400 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17394 states and 32624 transitions. [2023-11-29 02:03:46,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17394 states and 32624 transitions. [2023-11-29 02:03:46,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17394 to 17394. [2023-11-29 02:03:46,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17394 states, 17394 states have (on average 1.8755892836610326) internal successors, (32624), 17393 states have internal predecessors, (32624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17394 states to 17394 states and 32624 transitions. [2023-11-29 02:03:46,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17394 states and 32624 transitions. [2023-11-29 02:03:46,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:03:46,737 INFO L428 stractBuchiCegarLoop]: Abstraction has 17394 states and 32624 transitions. [2023-11-29 02:03:46,738 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 02:03:46,738 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17394 states and 32624 transitions. [2023-11-29 02:03:46,807 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:46,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:46,808 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:46,809 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:46,809 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:46,810 INFO L748 eck$LassoCheckResult]: Stem: 270116#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 269767#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 269768#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 278595#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 275443#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 275444#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 276115#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 262418#L2819 assume !(0 == getOrigin_~person#1); 262419#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 266537#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 266538#L2375 assume !(0 == initPersonOnFloor_~floor#1); 263357#L2402 assume !(1 == initPersonOnFloor_~floor#1); 263358#L2429 assume !(2 == initPersonOnFloor_~floor#1); 266269#L2456 assume 3 == initPersonOnFloor_~floor#1; 266270#L2457 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_3~0 := 1; 275686#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 273458#L2167 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 267303#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 275722#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 275723#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 266994#L2819-1 assume !(0 == getOrigin_~person#1); 266995#L2823-1 assume !(1 == getOrigin_~person#1); 271531#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 273539#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 278760#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 276084#L2376-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 261856#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 277647#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 269871#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 267956#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 267957#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 272872#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 272873#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 277336#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 275622#L1647 assume 0 != timeShift_~tmp~14#1; 275623#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 277688#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 277791#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 276189#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 266738#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 266739#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 264987#L1937-2 [2023-11-29 02:03:46,810 INFO L750 eck$LassoCheckResult]: Loop: 264987#L1937-2 assume !false; 264988#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 266641#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 268613#L1946-2 assume !false; 267828#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 267830#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 264987#L1937-2 [2023-11-29 02:03:46,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:46,810 INFO L85 PathProgramCache]: Analyzing trace with hash -89409166, now seen corresponding path program 1 times [2023-11-29 02:03:46,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:46,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615477702] [2023-11-29 02:03:46,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:46,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:46,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:46,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615477702] [2023-11-29 02:03:46,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615477702] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:46,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:46,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:03:46,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203294925] [2023-11-29 02:03:46,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:46,957 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:46,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:46,957 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 2 times [2023-11-29 02:03:46,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:46,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203434366] [2023-11-29 02:03:46,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:46,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:46,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:46,971 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:46,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:46,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:03:46,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:03:46,996 INFO L87 Difference]: Start difference. First operand 17394 states and 32624 transitions. cyclomatic complexity: 15265 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:47,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:47,702 INFO L93 Difference]: Finished difference Result 17402 states and 32631 transitions. [2023-11-29 02:03:47,702 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17402 states and 32631 transitions. [2023-11-29 02:03:47,767 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:47,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17402 states to 17402 states and 32631 transitions. [2023-11-29 02:03:47,817 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17364 [2023-11-29 02:03:47,829 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17364 [2023-11-29 02:03:47,829 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17402 states and 32631 transitions. [2023-11-29 02:03:47,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:47,830 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17402 states and 32631 transitions. [2023-11-29 02:03:47,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17402 states and 32631 transitions. [2023-11-29 02:03:47,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17402 to 17394. [2023-11-29 02:03:48,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17394 states, 17394 states have (on average 1.8752443371277452) internal successors, (32618), 17393 states have internal predecessors, (32618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17394 states to 17394 states and 32618 transitions. [2023-11-29 02:03:48,203 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17394 states and 32618 transitions. [2023-11-29 02:03:48,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:48,205 INFO L428 stractBuchiCegarLoop]: Abstraction has 17394 states and 32618 transitions. [2023-11-29 02:03:48,205 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 02:03:48,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17394 states and 32618 transitions. [2023-11-29 02:03:48,248 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:48,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:48,248 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:48,249 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:48,249 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:48,249 INFO L748 eck$LassoCheckResult]: Stem: 304925#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 304576#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 304577#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 313405#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 310252#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 310253#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 310924#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 297227#L2819 assume !(0 == getOrigin_~person#1); 297228#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 301346#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 301347#L2375 assume !(0 == initPersonOnFloor_~floor#1); 298166#L2402 assume !(1 == initPersonOnFloor_~floor#1); 298167#L2429 assume !(2 == initPersonOnFloor_~floor#1); 301078#L2456 assume 3 == initPersonOnFloor_~floor#1; 301079#L2457 assume !(0 == initPersonOnFloor_~person#1); 312993#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 310495#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 308267#L2167 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 302112#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 310531#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 310532#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 301803#L2819-1 assume !(0 == getOrigin_~person#1); 301804#L2823-1 assume !(1 == getOrigin_~person#1); 306340#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 308348#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 313570#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 310893#L2376-2 assume !(0 == initPersonOnFloor_~person#1); 310894#L2379-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 296665#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 312457#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 304680#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 302766#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 302767#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 307681#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 307682#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 312145#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 310431#L1647 assume 0 != timeShift_~tmp~14#1; 310432#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 312499#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 312601#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 310998#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 301547#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 301548#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 299796#L1937-2 [2023-11-29 02:03:48,249 INFO L750 eck$LassoCheckResult]: Loop: 299796#L1937-2 assume !false; 299797#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 301450#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 303422#L1946-2 assume !false; 302636#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 302638#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 299796#L1937-2 [2023-11-29 02:03:48,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:48,250 INFO L85 PathProgramCache]: Analyzing trace with hash 132035382, now seen corresponding path program 1 times [2023-11-29 02:03:48,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:48,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126074571] [2023-11-29 02:03:48,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:48,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:48,347 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:48,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126074571] [2023-11-29 02:03:48,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126074571] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:48,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:48,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:03:48,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211606105] [2023-11-29 02:03:48,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:48,348 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:48,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:48,349 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 3 times [2023-11-29 02:03:48,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:48,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540633499] [2023-11-29 02:03:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:48,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:48,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:48,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:48,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:48,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:03:48,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:03:48,383 INFO L87 Difference]: Start difference. First operand 17394 states and 32618 transitions. cyclomatic complexity: 15259 Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:48,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:48,897 INFO L93 Difference]: Finished difference Result 17412 states and 32643 transitions. [2023-11-29 02:03:48,897 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17412 states and 32643 transitions. [2023-11-29 02:03:48,959 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:49,005 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17412 states to 17412 states and 32643 transitions. [2023-11-29 02:03:49,005 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17374 [2023-11-29 02:03:49,016 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17374 [2023-11-29 02:03:49,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17412 states and 32643 transitions. [2023-11-29 02:03:49,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:49,019 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17412 states and 32643 transitions. [2023-11-29 02:03:49,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17412 states and 32643 transitions. [2023-11-29 02:03:49,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17412 to 17398. [2023-11-29 02:03:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17398 states, 17398 states have (on average 1.874985630532245) internal successors, (32621), 17397 states have internal predecessors, (32621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17398 states to 17398 states and 32621 transitions. [2023-11-29 02:03:49,241 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17398 states and 32621 transitions. [2023-11-29 02:03:49,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:49,242 INFO L428 stractBuchiCegarLoop]: Abstraction has 17398 states and 32621 transitions. [2023-11-29 02:03:49,242 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 02:03:49,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17398 states and 32621 transitions. [2023-11-29 02:03:49,291 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:49,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:49,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:49,292 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:49,293 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:49,293 INFO L748 eck$LassoCheckResult]: Stem: 339741#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 339392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 339393#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 348225#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 345070#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 345071#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 345743#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 332042#L2819 assume !(0 == getOrigin_~person#1); 332043#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 336162#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 336163#L2375 assume !(0 == initPersonOnFloor_~floor#1); 332981#L2402 assume !(1 == initPersonOnFloor_~floor#1); 332982#L2429 assume !(2 == initPersonOnFloor_~floor#1); 335894#L2456 assume 3 == initPersonOnFloor_~floor#1; 335895#L2457 assume !(0 == initPersonOnFloor_~person#1); 347812#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 345313#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 343084#L2167 assume !(0 == callOnFloor_~floorID#1); 336927#L2170 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 336928#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 345349#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 345350#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 336619#L2819-1 assume !(0 == getOrigin_~person#1); 336620#L2823-1 assume !(1 == getOrigin_~person#1); 341156#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 343165#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 348392#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 345711#L2376-2 assume !(0 == initPersonOnFloor_~person#1); 345712#L2379-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 338716#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 347276#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 339496#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 337582#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 337583#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 342497#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 342498#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 346964#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 345249#L1647 assume 0 != timeShift_~tmp~14#1; 345250#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 347318#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 347420#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 345817#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 336363#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 336364#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 334612#L1937-2 [2023-11-29 02:03:49,293 INFO L750 eck$LassoCheckResult]: Loop: 334612#L1937-2 assume !false; 334613#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 336266#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 338237#L1946-2 assume !false; 337452#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 337454#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 334612#L1937-2 [2023-11-29 02:03:49,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:49,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1673489519, now seen corresponding path program 1 times [2023-11-29 02:03:49,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:49,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572719930] [2023-11-29 02:03:49,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:49,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:49,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:49,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:49,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572719930] [2023-11-29 02:03:49,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572719930] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:49,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:49,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:03:49,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880124236] [2023-11-29 02:03:49,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:49,406 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:49,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:49,406 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 4 times [2023-11-29 02:03:49,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:49,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604986275] [2023-11-29 02:03:49,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:49,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:49,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:49,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:49,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:49,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:03:49,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:03:49,443 INFO L87 Difference]: Start difference. First operand 17398 states and 32621 transitions. cyclomatic complexity: 15258 Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:50,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:50,080 INFO L93 Difference]: Finished difference Result 17416 states and 32644 transitions. [2023-11-29 02:03:50,080 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17416 states and 32644 transitions. [2023-11-29 02:03:50,175 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:50,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17416 states to 17416 states and 32644 transitions. [2023-11-29 02:03:50,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17378 [2023-11-29 02:03:50,254 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17378 [2023-11-29 02:03:50,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17416 states and 32644 transitions. [2023-11-29 02:03:50,259 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:50,259 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17416 states and 32644 transitions. [2023-11-29 02:03:50,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17416 states and 32644 transitions. [2023-11-29 02:03:50,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17416 to 17404. [2023-11-29 02:03:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17404 states, 17404 states have (on average 1.874626522638474) internal successors, (32626), 17403 states have internal predecessors, (32626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:50,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17404 states to 17404 states and 32626 transitions. [2023-11-29 02:03:50,597 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17404 states and 32626 transitions. [2023-11-29 02:03:50,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:50,598 INFO L428 stractBuchiCegarLoop]: Abstraction has 17404 states and 32626 transitions. [2023-11-29 02:03:50,598 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 02:03:50,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17404 states and 32626 transitions. [2023-11-29 02:03:50,647 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:50,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:50,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:50,648 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:50,648 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:50,649 INFO L748 eck$LassoCheckResult]: Stem: 374565#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 374216#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 374217#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 383046#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 379894#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 379895#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 380566#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 366865#L2819 assume !(0 == getOrigin_~person#1); 366866#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 370986#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 370987#L2375 assume !(0 == initPersonOnFloor_~floor#1); 367805#L2402 assume !(1 == initPersonOnFloor_~floor#1); 367806#L2429 assume !(2 == initPersonOnFloor_~floor#1); 370718#L2456 assume 3 == initPersonOnFloor_~floor#1; 370719#L2457 assume !(0 == initPersonOnFloor_~person#1); 382634#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 380137#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 377908#L2167 assume !(0 == callOnFloor_~floorID#1); 371751#L2170 assume !(1 == callOnFloor_~floorID#1); 371752#L2173 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 378840#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 380173#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 380174#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 371443#L2819-1 assume !(0 == getOrigin_~person#1); 371444#L2823-1 assume !(1 == getOrigin_~person#1); 375981#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 377989#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 383213#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 380535#L2376-2 assume !(0 == initPersonOnFloor_~person#1); 380536#L2379-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 373540#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 383224#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 374320#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 372406#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 372407#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 377324#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 377325#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 381787#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 380073#L1647 assume 0 != timeShift_~tmp~14#1; 380074#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 382140#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 382242#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 380640#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 371187#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 371188#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 369436#L1937-2 [2023-11-29 02:03:50,649 INFO L750 eck$LassoCheckResult]: Loop: 369436#L1937-2 assume !false; 369437#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 371090#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 373063#L1946-2 assume !false; 372276#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 372278#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 369436#L1937-2 [2023-11-29 02:03:50,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:50,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1655087567, now seen corresponding path program 1 times [2023-11-29 02:03:50,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:50,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964597056] [2023-11-29 02:03:50,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:50,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:50,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:50,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964597056] [2023-11-29 02:03:50,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964597056] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:50,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:50,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:03:50,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925894712] [2023-11-29 02:03:50,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:50,748 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:50,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:50,748 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 5 times [2023-11-29 02:03:50,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:50,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266513121] [2023-11-29 02:03:50,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:50,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:50,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:50,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:50,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:50,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:03:50,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:03:50,785 INFO L87 Difference]: Start difference. First operand 17404 states and 32626 transitions. cyclomatic complexity: 15257 Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:51,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:51,223 INFO L93 Difference]: Finished difference Result 17422 states and 32647 transitions. [2023-11-29 02:03:51,223 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17422 states and 32647 transitions. [2023-11-29 02:03:51,400 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:51,443 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17422 states to 17422 states and 32647 transitions. [2023-11-29 02:03:51,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17384 [2023-11-29 02:03:51,453 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17384 [2023-11-29 02:03:51,453 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17422 states and 32647 transitions. [2023-11-29 02:03:51,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:51,459 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17422 states and 32647 transitions. [2023-11-29 02:03:51,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17422 states and 32647 transitions. [2023-11-29 02:03:51,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17422 to 17412. [2023-11-29 02:03:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17412 states, 17412 states have (on average 1.87416724098323) internal successors, (32633), 17411 states have internal predecessors, (32633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17412 states to 17412 states and 32633 transitions. [2023-11-29 02:03:51,665 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17412 states and 32633 transitions. [2023-11-29 02:03:51,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:03:51,666 INFO L428 stractBuchiCegarLoop]: Abstraction has 17412 states and 32633 transitions. [2023-11-29 02:03:51,667 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-29 02:03:51,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17412 states and 32633 transitions. [2023-11-29 02:03:51,715 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:51,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:51,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:51,716 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:51,716 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:51,716 INFO L748 eck$LassoCheckResult]: Stem: 409400#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 409050#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 409051#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 417889#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 414733#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 414734#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 415406#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 401700#L2819 assume !(0 == getOrigin_~person#1); 401701#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 405821#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 405822#L2375 assume !(0 == initPersonOnFloor_~floor#1); 402640#L2402 assume !(1 == initPersonOnFloor_~floor#1); 402641#L2429 assume !(2 == initPersonOnFloor_~floor#1); 405556#L2456 assume 3 == initPersonOnFloor_~floor#1; 405557#L2457 assume !(0 == initPersonOnFloor_~person#1); 417476#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 414977#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 412745#L2167 assume !(0 == callOnFloor_~floorID#1); 406586#L2170 assume !(1 == callOnFloor_~floorID#1); 406587#L2173 assume !(2 == callOnFloor_~floorID#1); 415679#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 413678#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 415012#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 415013#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 406278#L2819-1 assume !(0 == getOrigin_~person#1); 406279#L2823-1 assume !(1 == getOrigin_~person#1); 410816#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 412826#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 418055#L2375-1 assume 0 == initPersonOnFloor_~floor#1; 415374#L2376-2 assume !(0 == initPersonOnFloor_~person#1); 415375#L2379-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_0~0 := 1; 408374#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 418065#L2167-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 409154#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 407240#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 407241#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 412160#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 412161#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 416627#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 414912#L1647 assume 0 != timeShift_~tmp~14#1; 414913#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 416982#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 417084#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 415480#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 406022#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 406023#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 404271#L1937-2 [2023-11-29 02:03:51,717 INFO L750 eck$LassoCheckResult]: Loop: 404271#L1937-2 assume !false; 404272#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 405925#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 407897#L1946-2 assume !false; 407110#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 407112#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 404271#L1937-2 [2023-11-29 02:03:51,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:51,717 INFO L85 PathProgramCache]: Analyzing trace with hash -929528020, now seen corresponding path program 1 times [2023-11-29 02:03:51,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:51,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852935539] [2023-11-29 02:03:51,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:51,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:51,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:51,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:51,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852935539] [2023-11-29 02:03:51,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852935539] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:51,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:51,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:03:51,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241425438] [2023-11-29 02:03:51,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:51,863 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:51,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:51,864 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 6 times [2023-11-29 02:03:51,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:51,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847834935] [2023-11-29 02:03:51,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:51,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:51,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:51,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:51,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:51,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:03:51,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:03:51,898 INFO L87 Difference]: Start difference. First operand 17412 states and 32633 transitions. cyclomatic complexity: 15256 Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:52,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:52,614 INFO L93 Difference]: Finished difference Result 24360 states and 45664 transitions. [2023-11-29 02:03:52,614 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24360 states and 45664 transitions. [2023-11-29 02:03:52,706 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 7568 [2023-11-29 02:03:52,884 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24360 states to 24360 states and 45664 transitions. [2023-11-29 02:03:52,884 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24322 [2023-11-29 02:03:52,899 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24322 [2023-11-29 02:03:52,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24360 states and 45664 transitions. [2023-11-29 02:03:52,917 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:52,918 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24360 states and 45664 transitions. [2023-11-29 02:03:52,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24360 states and 45664 transitions. [2023-11-29 02:03:53,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24360 to 17398. [2023-11-29 02:03:53,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17398 states, 17398 states have (on average 1.87418094033797) internal successors, (32607), 17397 states have internal predecessors, (32607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17398 states to 17398 states and 32607 transitions. [2023-11-29 02:03:53,225 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17398 states and 32607 transitions. [2023-11-29 02:03:53,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:03:53,226 INFO L428 stractBuchiCegarLoop]: Abstraction has 17398 states and 32607 transitions. [2023-11-29 02:03:53,226 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-29 02:03:53,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17398 states and 32607 transitions. [2023-11-29 02:03:53,296 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:53,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:53,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:53,297 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:53,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:53,297 INFO L748 eck$LassoCheckResult]: Stem: 451182#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 450833#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 450834#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 459664#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 456512#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 456513#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 457183#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 443485#L2819 assume !(0 == getOrigin_~person#1); 443486#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 447607#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 447608#L2375 assume !(0 == initPersonOnFloor_~floor#1); 444425#L2402 assume !(1 == initPersonOnFloor_~floor#1); 444426#L2429 assume !(2 == initPersonOnFloor_~floor#1); 447342#L2456 assume 3 == initPersonOnFloor_~floor#1; 447343#L2457 assume !(0 == initPersonOnFloor_~person#1); 459251#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 456756#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 454524#L2167 assume !(0 == callOnFloor_~floorID#1); 448372#L2170 assume !(1 == callOnFloor_~floorID#1); 448373#L2173 assume !(2 == callOnFloor_~floorID#1); 457456#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 455457#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 456791#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 456792#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 448064#L2819-1 assume !(0 == getOrigin_~person#1); 448065#L2823-1 assume !(1 == getOrigin_~person#1); 452597#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 454605#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 454478#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 450342#L2402-1 assume 1 == initPersonOnFloor_~floor#1; 450343#L2403-2 assume !(0 == initPersonOnFloor_~person#1); 450952#L2406-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_1~0 := 1; 443998#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 459826#L2167-2 assume !(0 == callOnFloor_~floorID#1); 459823#L2170-2 assume 1 == callOnFloor_~floorID#1;~calls_1~0 := 1; 450937#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 449026#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 449027#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 453940#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 453941#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 458403#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 456691#L1647 assume 0 != timeShift_~tmp~14#1; 456692#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 458757#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 458859#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 457257#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 447808#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 447809#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 446057#L1937-2 [2023-11-29 02:03:53,298 INFO L750 eck$LassoCheckResult]: Loop: 446057#L1937-2 assume !false; 446058#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 447711#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 449683#L1946-2 assume !false; 448896#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 448898#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 446057#L1937-2 [2023-11-29 02:03:53,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:53,298 INFO L85 PathProgramCache]: Analyzing trace with hash 897706626, now seen corresponding path program 1 times [2023-11-29 02:03:53,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:53,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372775362] [2023-11-29 02:03:53,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:53,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:53,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:53,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:53,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372775362] [2023-11-29 02:03:53,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372775362] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:53,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:53,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:03:53,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293845823] [2023-11-29 02:03:53,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:53,447 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:53,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:53,448 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 7 times [2023-11-29 02:03:53,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:53,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962916976] [2023-11-29 02:03:53,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:53,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:53,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:53,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:53,460 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:53,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:53,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:03:53,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:03:53,485 INFO L87 Difference]: Start difference. First operand 17398 states and 32607 transitions. cyclomatic complexity: 15244 Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:54,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:54,327 INFO L93 Difference]: Finished difference Result 24343 states and 45632 transitions. [2023-11-29 02:03:54,327 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24343 states and 45632 transitions. [2023-11-29 02:03:54,416 INFO L131 ngComponentsAnalysis]: Automaton has 42 accepting balls. 7568 [2023-11-29 02:03:54,480 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24343 states to 24343 states and 45632 transitions. [2023-11-29 02:03:54,480 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24305 [2023-11-29 02:03:54,496 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24305 [2023-11-29 02:03:54,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24343 states and 45632 transitions. [2023-11-29 02:03:54,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:54,496 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24343 states and 45632 transitions. [2023-11-29 02:03:54,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24343 states and 45632 transitions. [2023-11-29 02:03:54,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24343 to 17392. [2023-11-29 02:03:54,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17392 states, 17392 states have (on average 1.874080036798528) internal successors, (32594), 17391 states have internal predecessors, (32594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17392 states to 17392 states and 32594 transitions. [2023-11-29 02:03:54,731 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17392 states and 32594 transitions. [2023-11-29 02:03:54,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:03:54,732 INFO L428 stractBuchiCegarLoop]: Abstraction has 17392 states and 32594 transitions. [2023-11-29 02:03:54,732 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-29 02:03:54,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17392 states and 32594 transitions. [2023-11-29 02:03:54,781 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:54,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:54,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:54,781 INFO L148 hiAutomatonCegarLoop]: 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] [2023-11-29 02:03:54,782 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:54,782 INFO L748 eck$LassoCheckResult]: Stem: 492931#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 492583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 492584#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 501411#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 498259#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 498260#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 498929#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 485239#L2819 assume !(0 == getOrigin_~person#1); 485240#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 489356#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 489357#L2375 assume !(0 == initPersonOnFloor_~floor#1); 486176#L2402 assume !(1 == initPersonOnFloor_~floor#1); 486177#L2429 assume !(2 == initPersonOnFloor_~floor#1); 489088#L2456 assume 3 == initPersonOnFloor_~floor#1; 489089#L2457 assume !(0 == initPersonOnFloor_~person#1); 500998#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 498502#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 496272#L2167 assume !(0 == callOnFloor_~floorID#1); 490121#L2170 assume !(1 == callOnFloor_~floorID#1); 490122#L2173 assume !(2 == callOnFloor_~floorID#1); 499202#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 497203#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 498538#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 498539#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 489813#L2819-1 assume !(0 == getOrigin_~person#1); 489814#L2823-1 assume !(1 == getOrigin_~person#1); 494345#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 496353#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 496226#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 492090#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 492091#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 488649#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 488650#L2433-2 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_2~0 := 1; 484677#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 501573#L2167-2 assume !(0 == callOnFloor_~floorID#1); 501572#L2170-2 assume !(1 == callOnFloor_~floorID#1); 501571#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 492687#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 490773#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 490774#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 495686#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 495687#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 500150#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 498438#L1647 assume 0 != timeShift_~tmp~14#1; 498439#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 500503#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 500606#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 499003#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 489557#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 489558#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 487807#L1937-2 [2023-11-29 02:03:54,782 INFO L750 eck$LassoCheckResult]: Loop: 487807#L1937-2 assume !false; 487808#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 489460#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 491430#L1946-2 assume !false; 490645#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 490647#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 487807#L1937-2 [2023-11-29 02:03:54,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:54,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1058059427, now seen corresponding path program 1 times [2023-11-29 02:03:54,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:54,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036395856] [2023-11-29 02:03:54,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:54,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:54,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:54,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:54,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036395856] [2023-11-29 02:03:54,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036395856] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:54,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:54,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:03:54,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908734594] [2023-11-29 02:03:54,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:54,976 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:54,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:54,977 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 8 times [2023-11-29 02:03:54,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:54,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475505624] [2023-11-29 02:03:54,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:54,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:54,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:54,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:55,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:55,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:03:55,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:03:55,009 INFO L87 Difference]: Start difference. First operand 17392 states and 32594 transitions. cyclomatic complexity: 15237 Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:55,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:55,503 INFO L93 Difference]: Finished difference Result 17401 states and 32597 transitions. [2023-11-29 02:03:55,504 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17401 states and 32597 transitions. [2023-11-29 02:03:55,572 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:55,622 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17401 states to 17401 states and 32597 transitions. [2023-11-29 02:03:55,622 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17363 [2023-11-29 02:03:55,635 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17363 [2023-11-29 02:03:55,635 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17401 states and 32597 transitions. [2023-11-29 02:03:55,635 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:55,635 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17401 states and 32597 transitions. [2023-11-29 02:03:55,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17401 states and 32597 transitions. [2023-11-29 02:03:55,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17401 to 17392. [2023-11-29 02:03:55,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17392 states, 17392 states have (on average 1.8736200551977922) internal successors, (32586), 17391 states have internal predecessors, (32586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17392 states to 17392 states and 32586 transitions. [2023-11-29 02:03:55,852 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17392 states and 32586 transitions. [2023-11-29 02:03:55,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:03:55,853 INFO L428 stractBuchiCegarLoop]: Abstraction has 17392 states and 32586 transitions. [2023-11-29 02:03:55,853 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-29 02:03:55,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17392 states and 32586 transitions. [2023-11-29 02:03:55,902 INFO L131 ngComponentsAnalysis]: Automaton has 33 accepting balls. 3968 [2023-11-29 02:03:55,902 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:55,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:55,903 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:03:55,903 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:55,903 INFO L748 eck$LassoCheckResult]: Stem: 527731#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 527383#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 527384#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 536206#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 533058#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 533059#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 533727#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 520039#L2819 assume !(0 == getOrigin_~person#1); 520040#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 524155#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 524156#L2375 assume !(0 == initPersonOnFloor_~floor#1); 520976#L2402 assume !(1 == initPersonOnFloor_~floor#1); 520977#L2429 assume !(2 == initPersonOnFloor_~floor#1); 523887#L2456 assume 3 == initPersonOnFloor_~floor#1; 523888#L2457 assume !(0 == initPersonOnFloor_~person#1); 535794#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 533301#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 531073#L2167 assume !(0 == callOnFloor_~floorID#1); 524920#L2170 assume !(1 == callOnFloor_~floorID#1); 524921#L2173 assume !(2 == callOnFloor_~floorID#1); 534000#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 532004#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 533337#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 533338#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 524612#L2819-1 assume !(0 == getOrigin_~person#1); 524613#L2823-1 assume !(1 == getOrigin_~person#1); 529147#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 531154#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 531027#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 526890#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 526891#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 523448#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 523449#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 531021#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 519477#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 536382#L2167-2 assume !(0 == callOnFloor_~floorID#1); 536381#L2170-2 assume !(1 == callOnFloor_~floorID#1); 536380#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 527487#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 525573#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 525574#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 530488#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 530489#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 534947#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 533237#L1647 assume 0 != timeShift_~tmp~14#1; 533238#L1648 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 535299#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 535402#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 533801#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 524356#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 524357#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 522606#L1937-2 [2023-11-29 02:03:55,904 INFO L750 eck$LassoCheckResult]: Loop: 522606#L1937-2 assume !false; 522607#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 524259#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 526230#L1946-2 assume !false; 525445#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 525447#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 522606#L1937-2 [2023-11-29 02:03:55,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:55,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1946841046, now seen corresponding path program 1 times [2023-11-29 02:03:55,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:55,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012836564] [2023-11-29 02:03:55,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:55,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:55,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:56,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:56,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:56,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012836564] [2023-11-29 02:03:56,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012836564] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:56,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:56,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:03:56,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886938314] [2023-11-29 02:03:56,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:56,053 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:56,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:56,054 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 9 times [2023-11-29 02:03:56,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:56,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484420489] [2023-11-29 02:03:56,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:56,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:56,058 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:56,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:56,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:56,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:03:56,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:03:56,087 INFO L87 Difference]: Start difference. First operand 17392 states and 32586 transitions. cyclomatic complexity: 15229 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:57,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:03:57,025 INFO L93 Difference]: Finished difference Result 32906 states and 61766 transitions. [2023-11-29 02:03:57,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32906 states and 61766 transitions. [2023-11-29 02:03:57,156 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 6904 [2023-11-29 02:03:57,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32906 states to 32906 states and 61766 transitions. [2023-11-29 02:03:57,253 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32830 [2023-11-29 02:03:57,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32830 [2023-11-29 02:03:57,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32906 states and 61766 transitions. [2023-11-29 02:03:57,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:03:57,278 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32906 states and 61766 transitions. [2023-11-29 02:03:57,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32906 states and 61766 transitions. [2023-11-29 02:03:57,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32906 to 27894. [2023-11-29 02:03:57,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27894 states, 27894 states have (on average 1.8741664874166488) internal successors, (52278), 27893 states have internal predecessors, (52278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:03:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27894 states to 27894 states and 52278 transitions. [2023-11-29 02:03:57,815 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27894 states and 52278 transitions. [2023-11-29 02:03:57,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:03:57,817 INFO L428 stractBuchiCegarLoop]: Abstraction has 27894 states and 52278 transitions. [2023-11-29 02:03:57,817 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-29 02:03:57,817 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27894 states and 52278 transitions. [2023-11-29 02:03:57,896 INFO L131 ngComponentsAnalysis]: Automaton has 66 accepting balls. 6904 [2023-11-29 02:03:57,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:03:57,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:03:57,896 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:03:57,897 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:03:57,897 INFO L748 eck$LassoCheckResult]: Stem: 578092#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 577731#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 577732#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 587171#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 583598#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 583599#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 584321#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 570343#L2819 assume !(0 == getOrigin_~person#1); 570344#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 574474#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 574475#L2375 assume !(0 == initPersonOnFloor_~floor#1); 571281#L2402 assume !(1 == initPersonOnFloor_~floor#1); 571282#L2429 assume !(2 == initPersonOnFloor_~floor#1); 574204#L2456 assume 3 == initPersonOnFloor_~floor#1; 574205#L2457 assume !(0 == initPersonOnFloor_~person#1); 586628#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 583861#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 581521#L2167 assume !(0 == callOnFloor_~floorID#1); 575242#L2170 assume !(1 == callOnFloor_~floorID#1); 575243#L2173 assume !(2 == callOnFloor_~floorID#1); 584608#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 582485#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 583898#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 583899#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 574932#L2819-1 assume !(0 == getOrigin_~person#1); 574933#L2823-1 assume !(1 == getOrigin_~person#1); 579538#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 581603#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 581474#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 577233#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 577234#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 573762#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 573763#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 581467#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 569781#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 587416#L2167-2 assume !(0 == callOnFloor_~floorID#1); 587415#L2170-2 assume !(1 == callOnFloor_~floorID#1); 587414#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 577842#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 575896#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 575897#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 580912#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 580913#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 585661#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 583793#L1647 assume !(0 != timeShift_~tmp~14#1);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 579934#L1367-1 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 576403#getCurrentFloorID_returnLabel#2 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 576404#L703-2 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 570120#buttonForFloorIsPressed_returnLabel#3 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 575634#stopRequestedAtCurrentFloor_returnLabel#2 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 574791#L1514-2 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 574792#L1605-3 assume !(1 == ~doorState~0); 576685#L1605-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 579984#L1270-2 assume 0 != ~floorButtons_0~0;isAnyLiftButtonPressed_~retValue_acc~13#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 573168#isAnyLiftButtonPressed_returnLabel#3 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 579299#L1243-2 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 574421#L890-8 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 574422#L1059-8 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 571173#stopRequestedInDirection__wrappee__weight_returnLabel#9 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 571859#stopRequestedInDirection_returnLabel#3 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 571860#L1613-2 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 579320#L1305-3 assume !(1 == ~currentHeading~0); 579322#L1315-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 570859#L1315-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 583736#L1321-7 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 571749#L1622-5 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 591208#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 591015#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 591016#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 591088#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 591086#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 591084#L1937-2 [2023-11-29 02:03:57,897 INFO L750 eck$LassoCheckResult]: Loop: 591084#L1937-2 assume !false; 591082#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 591080#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 591078#L1946-2 assume !false; 591075#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 591076#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 591084#L1937-2 [2023-11-29 02:03:57,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:57,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1502347685, now seen corresponding path program 1 times [2023-11-29 02:03:57,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:57,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175264676] [2023-11-29 02:03:57,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:57,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:03:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:03:58,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:03:58,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175264676] [2023-11-29 02:03:58,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175264676] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:03:58,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:03:58,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 02:03:58,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925368438] [2023-11-29 02:03:58,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:03:58,088 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:03:58,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:03:58,088 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 10 times [2023-11-29 02:03:58,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:03:58,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607440615] [2023-11-29 02:03:58,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:03:58,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:03:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:58,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:03:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:03:58,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:03:58,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:03:58,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:03:58,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:03:58,122 INFO L87 Difference]: Start difference. First operand 27894 states and 52278 transitions. cyclomatic complexity: 24454 Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:00,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:00,076 INFO L93 Difference]: Finished difference Result 46732 states and 86296 transitions. [2023-11-29 02:04:00,077 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46732 states and 86296 transitions. [2023-11-29 02:04:00,245 INFO L131 ngComponentsAnalysis]: Automaton has 332 accepting balls. 17030 [2023-11-29 02:04:00,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46732 states to 46732 states and 86296 transitions. [2023-11-29 02:04:00,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46618 [2023-11-29 02:04:00,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46618 [2023-11-29 02:04:00,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46732 states and 86296 transitions. [2023-11-29 02:04:00,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:00,520 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46732 states and 86296 transitions. [2023-11-29 02:04:00,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46732 states and 86296 transitions. [2023-11-29 02:04:00,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46732 to 27005. [2023-11-29 02:04:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27005 states, 27005 states have (on average 1.85928531753379) internal successors, (50210), 27004 states have internal predecessors, (50210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:00,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27005 states to 27005 states and 50210 transitions. [2023-11-29 02:04:00,947 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27005 states and 50210 transitions. [2023-11-29 02:04:00,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 02:04:00,948 INFO L428 stractBuchiCegarLoop]: Abstraction has 27005 states and 50210 transitions. [2023-11-29 02:04:00,948 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-29 02:04:00,948 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27005 states and 50210 transitions. [2023-11-29 02:04:01,024 INFO L131 ngComponentsAnalysis]: Automaton has 122 accepting balls. 8216 [2023-11-29 02:04:01,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:01,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:01,025 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:01,025 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:01,026 INFO L748 eck$LassoCheckResult]: Stem: 652032#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 651688#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 651689#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 661128#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 657369#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 657370#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 658084#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 644916#L2819 assume !(0 == getOrigin_~person#1); 644917#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 648667#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 648668#L2375 assume !(0 == initPersonOnFloor_~floor#1); 645767#L2402 assume !(1 == initPersonOnFloor_~floor#1); 645768#L2429 assume !(2 == initPersonOnFloor_~floor#1); 648415#L2456 assume 3 == initPersonOnFloor_~floor#1; 648416#L2457 assume !(0 == initPersonOnFloor_~person#1); 660508#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 657616#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 655326#L2167 assume !(0 == callOnFloor_~floorID#1); 649373#L2170 assume !(1 == callOnFloor_~floorID#1); 649374#L2173 assume !(2 == callOnFloor_~floorID#1); 658385#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 656255#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 657649#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 657650#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 649081#L2819-1 assume !(0 == getOrigin_~person#1); 649082#L2823-1 assume !(1 == getOrigin_~person#1); 653401#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 655405#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 655279#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 651228#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 651229#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 648005#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 648006#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 655272#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 644404#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 661730#L2167-2 assume !(0 == callOnFloor_~floorID#1); 661729#L2170-2 assume !(1 == callOnFloor_~floorID#1); 661728#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 651794#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 649979#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 649980#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 654747#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 654748#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 659483#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 657546#L1647 assume 0 != timeShift_~tmp~14#1; 657547#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 659314#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 650075#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 650076#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 644385#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 644579#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 644580#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 647253#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 653673#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 653674#L1270 assume 0 != ~floorButtons_0~0;isAnyLiftButtonPressed_~retValue_acc~13#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 654647#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 657477#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 646396#L890-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 646397#L1059-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 646616#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 653083#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 658164#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 658509#L1305 assume !(1 == ~currentHeading~0); 645817#L1315 assume !(0 == ~currentFloorID~0); 645818#L1315-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 654216#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 648798#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 661547#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 661534#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 661535#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 661546#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 661695#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 661696#L1937-2 [2023-11-29 02:04:01,026 INFO L750 eck$LassoCheckResult]: Loop: 661696#L1937-2 assume !false; 661693#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 661694#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 661687#L1946-2 assume !false; 661685#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 661686#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 661696#L1937-2 [2023-11-29 02:04:01,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:01,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1647903435, now seen corresponding path program 1 times [2023-11-29 02:04:01,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:01,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72201108] [2023-11-29 02:04:01,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:01,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:01,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:01,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72201108] [2023-11-29 02:04:01,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72201108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:01,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:01,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:01,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267237655] [2023-11-29 02:04:01,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:01,083 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:01,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:01,084 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 11 times [2023-11-29 02:04:01,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:01,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383260852] [2023-11-29 02:04:01,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:01,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:01,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:01,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:01,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:01,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:04:01,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:04:01,118 INFO L87 Difference]: Start difference. First operand 27005 states and 50210 transitions. cyclomatic complexity: 23333 Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 2 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:02,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:02,378 INFO L93 Difference]: Finished difference Result 41267 states and 76383 transitions. [2023-11-29 02:04:02,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41267 states and 76383 transitions. [2023-11-29 02:04:02,540 INFO L131 ngComponentsAnalysis]: Automaton has 178 accepting balls. 12638 [2023-11-29 02:04:02,675 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41267 states to 41267 states and 76383 transitions. [2023-11-29 02:04:02,675 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41117 [2023-11-29 02:04:02,705 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41117 [2023-11-29 02:04:02,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41267 states and 76383 transitions. [2023-11-29 02:04:02,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:02,706 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41267 states and 76383 transitions. [2023-11-29 02:04:02,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41267 states and 76383 transitions. [2023-11-29 02:04:03,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41267 to 41265. [2023-11-29 02:04:03,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41265 states, 41265 states have (on average 1.8509875196898098) internal successors, (76381), 41264 states have internal predecessors, (76381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:03,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41265 states to 41265 states and 76381 transitions. [2023-11-29 02:04:03,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41265 states and 76381 transitions. [2023-11-29 02:04:03,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:04:03,584 INFO L428 stractBuchiCegarLoop]: Abstraction has 41265 states and 76381 transitions. [2023-11-29 02:04:03,584 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-29 02:04:03,584 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41265 states and 76381 transitions. [2023-11-29 02:04:03,756 INFO L131 ngComponentsAnalysis]: Automaton has 178 accepting balls. 12638 [2023-11-29 02:04:03,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:03,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:03,757 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:03,757 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:03,758 INFO L748 eck$LassoCheckResult]: Stem: 720191#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 719868#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 719869#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 728367#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 725219#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 725220#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 725851#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 713187#L2819 assume !(0 == getOrigin_~person#1); 713188#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 716915#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 716916#L2375 assume !(0 == initPersonOnFloor_~floor#1); 714031#L2402 assume !(1 == initPersonOnFloor_~floor#1); 714032#L2429 assume !(2 == initPersonOnFloor_~floor#1); 716664#L2456 assume 3 == initPersonOnFloor_~floor#1; 716665#L2457 assume !(0 == initPersonOnFloor_~person#1); 727890#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 725447#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 723349#L2167 assume !(0 == callOnFloor_~floorID#1); 717603#L2170 assume !(1 == callOnFloor_~floorID#1); 717604#L2173 assume !(2 == callOnFloor_~floorID#1); 726119#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 724208#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 725477#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 725478#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 717320#L2819-1 assume !(0 == getOrigin_~person#1); 717321#L2823-1 assume !(1 == getOrigin_~person#1); 721525#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 723421#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 723307#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 719423#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 719424#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 716263#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 716264#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 723301#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 712680#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 728806#L2167-2 assume !(0 == callOnFloor_~floorID#1); 728805#L2170-2 assume !(1 == callOnFloor_~floorID#1); 728804#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 719965#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 718200#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 718201#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 722801#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 722802#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 727055#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 725381#L1647 assume 0 != timeShift_~tmp~14#1; 725382#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 726910#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 718294#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 718295#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 712661#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 712853#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 712854#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 715512#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 721784#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 721785#L1270 assume !(0 != ~floorButtons_0~0); 722706#L1274 assume 0 != ~floorButtons_1~0;isAnyLiftButtonPressed_~retValue_acc~13#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 724551#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 725313#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 714662#L890-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 714663#L1059-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 714878#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 721214#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 725915#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 726239#L1305 assume !(1 == ~currentHeading~0); 714081#L1315 assume !(0 == ~currentFloorID~0); 714082#L1315-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 722309#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 717044#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 728627#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 728614#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 728615#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 728626#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 728748#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 728749#L1937-2 [2023-11-29 02:04:03,758 INFO L750 eck$LassoCheckResult]: Loop: 728749#L1937-2 assume !false; 728746#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 728747#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 728770#L1946-2 assume !false; 728706#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 728707#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 728749#L1937-2 [2023-11-29 02:04:03,759 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:03,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1142994221, now seen corresponding path program 1 times [2023-11-29 02:04:03,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:03,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029394081] [2023-11-29 02:04:03,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:03,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:03,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029394081] [2023-11-29 02:04:03,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029394081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:03,853 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:03,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:03,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339866896] [2023-11-29 02:04:03,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:03,855 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:03,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:03,856 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 12 times [2023-11-29 02:04:03,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:03,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33210195] [2023-11-29 02:04:03,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:03,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:03,862 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:03,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:03,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:03,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:04:03,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:04:03,894 INFO L87 Difference]: Start difference. First operand 41265 states and 76381 transitions. cyclomatic complexity: 35302 Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 2 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:05,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:05,537 INFO L93 Difference]: Finished difference Result 69597 states and 128417 transitions. [2023-11-29 02:04:05,537 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69597 states and 128417 transitions. [2023-11-29 02:04:05,827 INFO L131 ngComponentsAnalysis]: Automaton has 290 accepting balls. 21446 [2023-11-29 02:04:06,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69597 states to 69597 states and 128417 transitions. [2023-11-29 02:04:06,257 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 69379 [2023-11-29 02:04:06,288 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 69379 [2023-11-29 02:04:06,288 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69597 states and 128417 transitions. [2023-11-29 02:04:06,305 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:06,305 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69597 states and 128417 transitions. [2023-11-29 02:04:06,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69597 states and 128417 transitions. [2023-11-29 02:04:06,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69597 to 69593. [2023-11-29 02:04:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69593 states, 69593 states have (on average 1.8451999482706594) internal successors, (128413), 69592 states have internal predecessors, (128413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69593 states to 69593 states and 128413 transitions. [2023-11-29 02:04:07,355 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69593 states and 128413 transitions. [2023-11-29 02:04:07,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:04:07,357 INFO L428 stractBuchiCegarLoop]: Abstraction has 69593 states and 128413 transitions. [2023-11-29 02:04:07,357 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-29 02:04:07,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69593 states and 128413 transitions. [2023-11-29 02:04:07,530 INFO L131 ngComponentsAnalysis]: Automaton has 290 accepting balls. 21446 [2023-11-29 02:04:07,530 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:07,531 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:07,531 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:07,531 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:07,532 INFO L748 eck$LassoCheckResult]: Stem: 831090#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 830764#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 830765#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 839666#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 836264#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 836265#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 836931#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 824055#L2819 assume !(0 == getOrigin_~person#1); 824056#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 827788#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 827789#L2375 assume !(0 == initPersonOnFloor_~floor#1); 824903#L2402 assume !(1 == initPersonOnFloor_~floor#1); 824904#L2429 assume !(2 == initPersonOnFloor_~floor#1); 827541#L2456 assume 3 == initPersonOnFloor_~floor#1; 827542#L2457 assume !(0 == initPersonOnFloor_~person#1); 839134#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 836501#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 834306#L2167 assume !(0 == callOnFloor_~floorID#1); 828485#L2170 assume !(1 == callOnFloor_~floorID#1); 828486#L2173 assume !(2 == callOnFloor_~floorID#1); 837214#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 835212#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 836532#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 836533#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 828197#L2819-1 assume !(0 == getOrigin_~person#1); 828198#L2823-1 assume !(1 == getOrigin_~person#1); 832436#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 834383#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 834263#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 830317#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 830318#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 827137#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 827138#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 834255#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 823548#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 840166#L2167-2 assume !(0 == callOnFloor_~floorID#1); 840165#L2170-2 assume !(1 == callOnFloor_~floorID#1); 840164#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 830862#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 829087#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 829088#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 833740#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 833741#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 838201#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 836433#L1647 assume 0 != timeShift_~tmp~14#1; 836434#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 838040#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 829184#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 829185#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 823532#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 823720#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 823721#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 826385#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 832695#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 832696#L1270 assume !(0 != ~floorButtons_0~0); 833640#L1274 assume !(0 != ~floorButtons_1~0); 837766#L1278 assume 0 != ~floorButtons_2~0;isAnyLiftButtonPressed_~retValue_acc~13#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 835561#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 836369#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 825534#L890-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 825535#L1059-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 825750#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 832119#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 837004#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 837334#L1305 assume !(1 == ~currentHeading~0); 824955#L1315 assume !(0 == ~currentFloorID~0); 824956#L1315-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 833231#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 827919#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 839993#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 839980#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 839981#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 839992#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 840115#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 840116#L1937-2 [2023-11-29 02:04:07,532 INFO L750 eck$LassoCheckResult]: Loop: 840116#L1937-2 assume !false; 840114#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 840062#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 840060#L1946-2 assume !false; 840058#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 840059#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 840116#L1937-2 [2023-11-29 02:04:07,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:07,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1071081168, now seen corresponding path program 1 times [2023-11-29 02:04:07,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:07,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925215777] [2023-11-29 02:04:07,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:07,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:07,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:07,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925215777] [2023-11-29 02:04:07,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925215777] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:07,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:07,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:07,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633195077] [2023-11-29 02:04:07,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:07,585 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:07,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:07,586 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 13 times [2023-11-29 02:04:07,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:07,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873501146] [2023-11-29 02:04:07,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:07,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:07,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:07,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:07,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:07,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:04:07,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:04:07,617 INFO L87 Difference]: Start difference. First operand 69593 states and 128413 transitions. cyclomatic complexity: 59122 Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 2 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:09,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:09,443 INFO L93 Difference]: Finished difference Result 125843 states and 231599 transitions. [2023-11-29 02:04:09,444 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125843 states and 231599 transitions. [2023-11-29 02:04:10,130 INFO L131 ngComponentsAnalysis]: Automaton has 514 accepting balls. 38970 [2023-11-29 02:04:10,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125843 states to 125843 states and 231599 transitions. [2023-11-29 02:04:10,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 125493 [2023-11-29 02:04:10,898 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 125493 [2023-11-29 02:04:10,898 INFO L73 IsDeterministic]: Start isDeterministic. Operand 125843 states and 231599 transitions. [2023-11-29 02:04:10,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:10,899 INFO L218 hiAutomatonCegarLoop]: Abstraction has 125843 states and 231599 transitions. [2023-11-29 02:04:10,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125843 states and 231599 transitions. [2023-11-29 02:04:12,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125843 to 125835. [2023-11-29 02:04:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125835 states, 125835 states have (on average 1.840433901537728) internal successors, (231591), 125834 states have internal predecessors, (231591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125835 states to 125835 states and 231591 transitions. [2023-11-29 02:04:12,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 125835 states and 231591 transitions. [2023-11-29 02:04:12,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:04:12,520 INFO L428 stractBuchiCegarLoop]: Abstraction has 125835 states and 231591 transitions. [2023-11-29 02:04:12,520 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-29 02:04:12,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 125835 states and 231591 transitions. [2023-11-29 02:04:13,154 INFO L131 ngComponentsAnalysis]: Automaton has 514 accepting balls. 38970 [2023-11-29 02:04:13,154 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:13,154 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:13,155 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:13,155 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:13,155 INFO L748 eck$LassoCheckResult]: Stem: 1026576#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 1026239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 1026240#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1035268#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1031769#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 1031770#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 1032456#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1019496#L2819 assume !(0 == getOrigin_~person#1); 1019497#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1023231#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1023232#L2375 assume !(0 == initPersonOnFloor_~floor#1); 1020340#L2402 assume !(1 == initPersonOnFloor_~floor#1); 1020341#L2429 assume !(2 == initPersonOnFloor_~floor#1); 1022981#L2456 assume 3 == initPersonOnFloor_~floor#1; 1022982#L2457 assume !(0 == initPersonOnFloor_~person#1); 1034712#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 1032010#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1029811#L2167 assume !(0 == callOnFloor_~floorID#1); 1023925#L2170 assume !(1 == callOnFloor_~floorID#1); 1023926#L2173 assume !(2 == callOnFloor_~floorID#1); 1032749#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 1030713#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1032041#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 1032042#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1023640#L2819-1 assume !(0 == getOrigin_~person#1); 1023641#L2823-1 assume !(1 == getOrigin_~person#1); 1027928#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1029887#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1029765#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 1025779#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 1025780#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 1022576#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 1022577#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 1029758#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 1018989#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1035781#L2167-2 assume !(0 == callOnFloor_~floorID#1); 1035780#L2170-2 assume !(1 == callOnFloor_~floorID#1); 1035779#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 1026343#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1024530#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 1024531#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 1029238#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 1029239#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 1033776#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 1031943#L1647 assume 0 != timeShift_~tmp~14#1; 1031944#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 1033617#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 1024627#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 1024628#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 1018970#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1019159#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 1019160#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 1021823#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 1028189#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 1028190#L1270 assume !(0 != ~floorButtons_0~0); 1029144#L1274 assume !(0 != ~floorButtons_1~0); 1033334#L1278 assume !(0 != ~floorButtons_2~0); 1033335#L1282 assume 0 != ~floorButtons_3~0;isAnyLiftButtonPressed_~retValue_acc~13#1 := 1;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 1031064#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 1031876#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 1020967#L890-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 1020968#L1059-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 1021734#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 1027614#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 1032529#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 1032884#L1305 assume !(1 == ~currentHeading~0); 1020390#L1315 assume !(0 == ~currentFloorID~0); 1020391#L1315-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1028727#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 1023362#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 1035614#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 1035601#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 1035602#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 1035613#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 1035700#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 1035701#L1937-2 [2023-11-29 02:04:13,155 INFO L750 eck$LassoCheckResult]: Loop: 1035701#L1937-2 assume !false; 1035698#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 1035699#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 1035732#L1946-2 assume !false; 1035722#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 1035721#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 1035701#L1937-2 [2023-11-29 02:04:13,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:13,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1848617944, now seen corresponding path program 1 times [2023-11-29 02:04:13,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:13,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934246439] [2023-11-29 02:04:13,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:13,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:13,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:13,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:13,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934246439] [2023-11-29 02:04:13,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934246439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:13,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:13,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:04:13,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192944008] [2023-11-29 02:04:13,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:13,207 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:13,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:13,207 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 14 times [2023-11-29 02:04:13,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:13,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526223313] [2023-11-29 02:04:13,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:13,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:13,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:13,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:13,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:13,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:04:13,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:04:13,234 INFO L87 Difference]: Start difference. First operand 125835 states and 231591 transitions. cyclomatic complexity: 106290 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 2 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:15,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:15,314 INFO L93 Difference]: Finished difference Result 237477 states and 435925 transitions. [2023-11-29 02:04:15,314 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 237477 states and 435925 transitions. [2023-11-29 02:04:16,768 INFO L131 ngComponentsAnalysis]: Automaton has 962 accepting balls. 73814 [2023-11-29 02:04:17,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 237477 states to 237477 states and 435925 transitions. [2023-11-29 02:04:17,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 236871 [2023-11-29 02:04:18,305 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 236871 [2023-11-29 02:04:18,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 237477 states and 435925 transitions. [2023-11-29 02:04:18,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:18,306 INFO L218 hiAutomatonCegarLoop]: Abstraction has 237477 states and 435925 transitions. [2023-11-29 02:04:18,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237477 states and 435925 transitions. [2023-11-29 02:04:20,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237477 to 237461. [2023-11-29 02:04:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237461 states, 237461 states have (on average 1.8357077583266306) internal successors, (435909), 237460 states have internal predecessors, (435909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237461 states to 237461 states and 435909 transitions. [2023-11-29 02:04:21,811 INFO L240 hiAutomatonCegarLoop]: Abstraction has 237461 states and 435909 transitions. [2023-11-29 02:04:21,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:04:21,812 INFO L428 stractBuchiCegarLoop]: Abstraction has 237461 states and 435909 transitions. [2023-11-29 02:04:21,812 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2023-11-29 02:04:21,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 237461 states and 435909 transitions. [2023-11-29 02:04:23,055 INFO L131 ngComponentsAnalysis]: Automaton has 962 accepting balls. 73814 [2023-11-29 02:04:23,055 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:23,055 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:23,056 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:23,056 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:23,056 INFO L748 eck$LassoCheckResult]: Stem: 1389825#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 1389499#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 1389500#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1398154#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 1394889#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 1394890#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 1395530#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1382810#L2819 assume !(0 == getOrigin_~person#1); 1382811#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1386522#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1386523#L2375 assume !(0 == initPersonOnFloor_~floor#1); 1383647#L2402 assume !(1 == initPersonOnFloor_~floor#1); 1383648#L2429 assume !(2 == initPersonOnFloor_~floor#1); 1386273#L2456 assume 3 == initPersonOnFloor_~floor#1; 1386274#L2457 assume !(0 == initPersonOnFloor_~person#1); 1397680#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 1395112#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1392995#L2167 assume !(0 == callOnFloor_~floorID#1); 1387214#L2170 assume !(1 == callOnFloor_~floorID#1); 1387215#L2173 assume !(2 == callOnFloor_~floorID#1); 1395817#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 1393882#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1395145#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 1395146#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 1386929#L2819-1 assume !(0 == getOrigin_~person#1); 1386930#L2823-1 assume !(1 == getOrigin_~person#1); 1391158#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 1393072#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 1392952#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 1389045#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 1389046#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 1385876#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 1385877#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 1392946#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 1382307#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1398623#L2167-2 assume !(0 == callOnFloor_~floorID#1); 1398622#L2170-2 assume !(1 == callOnFloor_~floorID#1); 1398621#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 1389597#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1387814#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 1387815#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 1392442#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 1392443#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 1396789#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 1395047#L1647 assume 0 != timeShift_~tmp~14#1; 1395048#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 1396633#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 1387910#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 1387911#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 1382288#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 1382475#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 1382476#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 1385126#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 1391418#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 1391419#L1270 assume !(0 != ~floorButtons_0~0); 1392348#L1274 assume !(0 != ~floorButtons_1~0); 1396359#L1278 assume !(0 != ~floorButtons_2~0); 1396360#L1282 assume !(0 != ~floorButtons_3~0); 1394217#L1286 assume !(0 != ~floorButtons_4~0);isAnyLiftButtonPressed_~retValue_acc~13#1 := 0;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 1394218#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 1394985#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 1384276#L890-2 assume !(1 == stopRequestedInDirection__wrappee__weight_~dir#1); 1384277#L1059-2 assume 0 == ~currentFloorID~0;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 1385037#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 1390852#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 1395600#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 1395938#L1305 assume !(1 == ~currentHeading~0); 1383698#L1315 assume !(0 == ~currentFloorID~0); 1383699#L1315-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1391944#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 1386652#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 1398451#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 1398438#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 1398439#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 1398450#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 1398502#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 1398503#L1937-2 [2023-11-29 02:04:23,057 INFO L750 eck$LassoCheckResult]: Loop: 1398503#L1937-2 assume !false; 1398500#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 1398501#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 1398550#L1946-2 assume !false; 1398548#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 1398546#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 1398503#L1937-2 [2023-11-29 02:04:23,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:23,057 INFO L85 PathProgramCache]: Analyzing trace with hash -554549079, now seen corresponding path program 1 times [2023-11-29 02:04:23,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:23,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447029820] [2023-11-29 02:04:23,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:23,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:23,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:23,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:23,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447029820] [2023-11-29 02:04:23,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447029820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:23,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:23,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:04:23,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31835688] [2023-11-29 02:04:23,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:23,179 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:23,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:23,180 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 15 times [2023-11-29 02:04:23,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:23,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598686028] [2023-11-29 02:04:23,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:23,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:23,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:23,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:23,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:23,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:04:23,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:04:23,215 INFO L87 Difference]: Start difference. First operand 237461 states and 435909 transitions. cyclomatic complexity: 199446 Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 4 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:26,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:26,996 INFO L93 Difference]: Finished difference Result 422135 states and 772148 transitions. [2023-11-29 02:04:26,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 422135 states and 772148 transitions. [2023-11-29 02:04:29,530 INFO L131 ngComponentsAnalysis]: Automaton has 1786 accepting balls. 139482 [2023-11-29 02:04:31,351 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 422135 states to 422135 states and 772148 transitions. [2023-11-29 02:04:31,351 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 421507 [2023-11-29 02:04:31,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 421507 [2023-11-29 02:04:31,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 422135 states and 772148 transitions. [2023-11-29 02:04:31,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:31,667 INFO L218 hiAutomatonCegarLoop]: Abstraction has 422135 states and 772148 transitions. [2023-11-29 02:04:31,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422135 states and 772148 transitions. [2023-11-29 02:04:35,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422135 to 420940. [2023-11-29 02:04:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420940 states, 420940 states have (on average 1.8312562360431415) internal successors, (770849), 420939 states have internal predecessors, (770849), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:38,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420940 states to 420940 states and 770849 transitions. [2023-11-29 02:04:38,246 INFO L240 hiAutomatonCegarLoop]: Abstraction has 420940 states and 770849 transitions. [2023-11-29 02:04:38,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:04:38,247 INFO L428 stractBuchiCegarLoop]: Abstraction has 420940 states and 770849 transitions. [2023-11-29 02:04:38,248 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2023-11-29 02:04:38,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 420940 states and 770849 transitions. [2023-11-29 02:04:39,864 INFO L131 ngComponentsAnalysis]: Automaton has 1786 accepting balls. 139108 [2023-11-29 02:04:39,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:04:39,864 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:04:39,866 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:04:39,866 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:04:39,866 INFO L748 eck$LassoCheckResult]: Stem: 2049468#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 2049122#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 2049123#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2058249#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 2054664#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 2054665#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 2055348#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 2042410#L2819 assume !(0 == getOrigin_~person#1); 2042411#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 2046135#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2046136#L2375 assume !(0 == initPersonOnFloor_~floor#1); 2043240#L2402 assume !(1 == initPersonOnFloor_~floor#1); 2043241#L2429 assume !(2 == initPersonOnFloor_~floor#1); 2045887#L2456 assume 3 == initPersonOnFloor_~floor#1; 2045888#L2457 assume !(0 == initPersonOnFloor_~person#1); 2057677#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 2054904#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2052702#L2167 assume !(0 == callOnFloor_~floorID#1); 2046824#L2170 assume !(1 == callOnFloor_~floorID#1); 2046825#L2173 assume !(2 == callOnFloor_~floorID#1); 2055638#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 2053613#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 2054935#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 2054936#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 2046544#L2819-1 assume !(0 == getOrigin_~person#1); 2046545#L2823-1 assume !(1 == getOrigin_~person#1); 2050813#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 2052780#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2052656#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 2048667#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 2048668#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 2045483#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 2045484#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 2052650#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 2041911#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2057047#L2167-2 assume !(0 == callOnFloor_~floorID#1); 2058450#L2170-2 assume !(1 == callOnFloor_~floorID#1); 2059093#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 2049225#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 2047418#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 2047419#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 2052129#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 2052130#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 2056690#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 2054835#L1647 assume 0 != timeShift_~tmp~14#1; 2054836#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 2056529#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 2047514#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 2047515#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 2041892#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 2042076#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 2042077#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 2044729#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 2051083#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 2051084#L1270 assume !(0 != ~floorButtons_0~0); 2052034#L1274 assume !(0 != ~floorButtons_1~0); 2056227#L1278 assume !(0 != ~floorButtons_2~0); 2056228#L1282 assume !(0 != ~floorButtons_3~0); 2053968#L1286 assume !(0 != ~floorButtons_4~0);isAnyLiftButtonPressed_~retValue_acc~13#1 := 0;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 2053969#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 2054767#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 2043869#L890-2 assume 1 == stopRequestedInDirection__wrappee__weight_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 2043870#isTopFloor_returnLabel#3 stopRequestedInDirection__wrappee__weight_#t~ret35#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection__wrappee__weight_~tmp~7#1 := stopRequestedInDirection__wrappee__weight_#t~ret35#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1; 2048401#L894-2 assume 0 != stopRequestedInDirection__wrappee__weight_~tmp~7#1;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 0;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 2044638#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 2050502#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 2055425#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 2055762#L1305 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 2053942#isTopFloor_returnLabel#4 continueInDirection_#t~ret50#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~9#1 := continueInDirection_#t~ret50#1;havoc continueInDirection_#t~ret50#1; 2053943#L1309 assume 0 != continueInDirection_~tmp~9#1;~currentHeading~0 := 0; 2058250#L1315-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 2057347#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 2058811#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 2058802#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 2058702#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 2058703#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 2058801#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 2058827#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 2058828#L1937-2 [2023-11-29 02:04:39,866 INFO L750 eck$LassoCheckResult]: Loop: 2058828#L1937-2 assume !false; 2058825#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 2058826#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 2058844#L1946-2 assume !false; 2058842#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 2058835#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 2058828#L1937-2 [2023-11-29 02:04:39,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:39,867 INFO L85 PathProgramCache]: Analyzing trace with hash 614347893, now seen corresponding path program 1 times [2023-11-29 02:04:39,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:39,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127965437] [2023-11-29 02:04:39,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:39,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:04:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:04:39,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:04:39,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127965437] [2023-11-29 02:04:39,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127965437] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:04:39,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:04:39,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 02:04:39,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307564655] [2023-11-29 02:04:39,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:04:39,984 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:04:39,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:04:39,985 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 16 times [2023-11-29 02:04:39,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:04:39,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728431746] [2023-11-29 02:04:39,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:04:39,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:04:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:39,989 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:04:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:04:39,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:04:40,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:04:40,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:04:40,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:04:40,018 INFO L87 Difference]: Start difference. First operand 420940 states and 770849 transitions. cyclomatic complexity: 351733 Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:04:45,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:04:45,935 INFO L93 Difference]: Finished difference Result 678430 states and 1236503 transitions. [2023-11-29 02:04:45,935 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 678430 states and 1236503 transitions. [2023-11-29 02:04:49,825 INFO L131 ngComponentsAnalysis]: Automaton has 3434 accepting balls. 231718 [2023-11-29 02:04:52,678 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 678430 states to 678430 states and 1236503 transitions. [2023-11-29 02:04:52,678 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 677726 [2023-11-29 02:04:53,193 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 677726 [2023-11-29 02:04:53,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 678430 states and 1236503 transitions. [2023-11-29 02:04:53,194 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:04:53,194 INFO L218 hiAutomatonCegarLoop]: Abstraction has 678430 states and 1236503 transitions. [2023-11-29 02:04:54,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678430 states and 1236503 transitions. [2023-11-29 02:04:58,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678430 to 422065. [2023-11-29 02:04:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422065 states, 422065 states have (on average 1.8290405506260885) internal successors, (771974), 422064 states have internal predecessors, (771974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:05:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422065 states to 422065 states and 771974 transitions. [2023-11-29 02:05:00,477 INFO L240 hiAutomatonCegarLoop]: Abstraction has 422065 states and 771974 transitions. [2023-11-29 02:05:00,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:05:00,478 INFO L428 stractBuchiCegarLoop]: Abstraction has 422065 states and 771974 transitions. [2023-11-29 02:05:00,478 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2023-11-29 02:05:00,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 422065 states and 771974 transitions. [2023-11-29 02:05:02,382 INFO L131 ngComponentsAnalysis]: Automaton has 1786 accepting balls. 139448 [2023-11-29 02:05:02,383 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:05:02,383 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:05:02,384 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:05:02,384 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:05:02,385 INFO L748 eck$LassoCheckResult]: Stem: 3148956#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int#5(91, 17, 0, 1);call write~init~int#5(95, 17, 1, 1);call write~init~int#5(93, 17, 2, 1);call write~init~int#5(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int#6(91, 18, 0, 1);call write~init~int#6(93, 18, 1, 1);call write~init~int#6(32, 18, 2, 1);call write~init~int#6(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int#7(32, 19, 0, 1);call write~init~int#7(97, 19, 1, 1);call write~init~int#7(116, 19, 2, 1);call write~init~int#7(32, 19, 3, 1);call write~init~int#7(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int#8(37, 20, 0, 1);call write~init~int#8(105, 20, 1, 1);call write~init~int#8(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int#9(117, 22, 0, 1);call write~init~int#9(112, 22, 1, 1);call write~init~int#9(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int#10(100, 23, 0, 1);call write~init~int#10(111, 23, 1, 1);call write~init~int#10(119, 23, 2, 1);call write~init~int#10(110, 23, 3, 1);call write~init~int#10(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int#11(32, 24, 0, 1);call write~init~int#11(73, 24, 1, 1);call write~init~int#11(76, 24, 2, 1);call write~init~int#11(95, 24, 3, 1);call write~init~int#11(112, 24, 4, 1);call write~init~int#11(58, 24, 5, 1);call write~init~int#11(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int#12(32, 25, 0, 1);call write~init~int#12(37, 25, 1, 1);call write~init~int#12(105, 25, 2, 1);call write~init~int#12(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int#13(32, 26, 0, 1);call write~init~int#13(37, 26, 1, 1);call write~init~int#13(105, 26, 2, 1);call write~init~int#13(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int#14(32, 27, 0, 1);call write~init~int#14(37, 27, 1, 1);call write~init~int#14(105, 27, 2, 1);call write~init~int#14(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int#15(32, 28, 0, 1);call write~init~int#15(37, 28, 1, 1);call write~init~int#15(105, 28, 2, 1);call write~init~int#15(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int#16(32, 29, 0, 1);call write~init~int#16(37, 29, 1, 1);call write~init~int#16(105, 29, 2, 1);call write~init~int#16(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int#17(32, 30, 0, 1);call write~init~int#17(70, 30, 1, 1);call write~init~int#17(95, 30, 2, 1);call write~init~int#17(112, 30, 3, 1);call write~init~int#17(58, 30, 4, 1);call write~init~int#17(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int#18(32, 31, 0, 1);call write~init~int#18(37, 31, 1, 1);call write~init~int#18(105, 31, 2, 1);call write~init~int#18(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int#19(32, 32, 0, 1);call write~init~int#19(37, 32, 1, 1);call write~init~int#19(105, 32, 2, 1);call write~init~int#19(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int#1(32, 33, 0, 1);call write~init~int#1(37, 33, 1, 1);call write~init~int#1(105, 33, 2, 1);call write~init~int#1(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int#2(32, 34, 0, 1);call write~init~int#2(37, 34, 1, 1);call write~init~int#2(105, 34, 2, 1);call write~init~int#2(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int#3(32, 35, 0, 1);call write~init~int#3(37, 35, 1, 1);call write~init~int#3(105, 35, 2, 1);call write~init~int#3(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int#4(10, 36, 0, 1);call write~init~int#4(0, 36, 1, 1);call #Ultimate.allocInit(9, 37);~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~cleanupTimeShifts~0 := 12;~prevDir~0 := 0; 3148615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret128#1, main_~retValue_acc~27#1, main_~tmp~27#1;havoc main_~retValue_acc~27#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 3148616#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3158450#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;havoc valid_product_~retValue_acc~25#1;valid_product_~retValue_acc~25#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~25#1; 3154430#valid_product_returnLabel#1 main_#t~ret128#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~25#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret128#1;havoc main_#t~ret128#1; 3154431#L3266 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 3155175#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;assume { :begin_inline_aliceCall } true;havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;havoc aliceCall_~tmp~20#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 1;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 3141794#L2819 assume !(0 == getOrigin_~person#1); 3141795#L2823 assume 1 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 3;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 3145557#getOrigin_returnLabel#1 aliceCall_#t~ret117#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;aliceCall_~tmp~20#1 := aliceCall_#t~ret117#1;havoc aliceCall_#t~ret117#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 1, aliceCall_~tmp~20#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3145558#L2375 assume !(0 == initPersonOnFloor_~floor#1); 3142633#L2402 assume !(1 == initPersonOnFloor_~floor#1); 3142634#L2429 assume !(2 == initPersonOnFloor_~floor#1); 3145306#L2456 assume 3 == initPersonOnFloor_~floor#1; 3145307#L2457 assume !(0 == initPersonOnFloor_~person#1); 3157770#L2460 assume 1 == initPersonOnFloor_~person#1;~personOnFloor_1_3~0 := 1; 3154680#L2483-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3152353#L2167 assume !(0 == callOnFloor_~floorID#1); 3146267#L2170 assume !(1 == callOnFloor_~floorID#1); 3146268#L2173 assume !(2 == callOnFloor_~floorID#1); 3155502#L2176 assume 3 == callOnFloor_~floorID#1;~calls_3~0 := 1; 3153309#L2179-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 3154714#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 3154715#aliceCall_returnLabel#1 havoc aliceCall_#t~ret117#1, aliceCall_~tmp~20#1;assume { :end_inline_aliceCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;havoc angelinaCall_~tmp~21#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~22#1; 3145973#L2819-1 assume !(0 == getOrigin_~person#1); 3145974#L2823-1 assume !(1 == getOrigin_~person#1); 3150347#L2827-1 assume 2 == getOrigin_~person#1;getOrigin_~retValue_acc~22#1 := 2;getOrigin_#res#1 := getOrigin_~retValue_acc~22#1; 3152436#getOrigin_returnLabel#2 angelinaCall_#t~ret118#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~22#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21#1 := angelinaCall_#t~ret118#1;havoc angelinaCall_#t~ret118#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~21#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 3152308#L2375-1 assume !(0 == initPersonOnFloor_~floor#1); 3148146#L2402-1 assume !(1 == initPersonOnFloor_~floor#1); 3148147#L2429-1 assume 2 == initPersonOnFloor_~floor#1; 3144905#L2430-2 assume !(0 == initPersonOnFloor_~person#1); 3144906#L2433-2 assume !(1 == initPersonOnFloor_~person#1); 3152302#L2436-2 assume 2 == initPersonOnFloor_~person#1;~personOnFloor_2_2~0 := 1; 3141295#L2483-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 3157035#L2167-2 assume !(0 == callOnFloor_~floorID#1); 3158730#L2170-2 assume !(1 == callOnFloor_~floorID#1); 3159151#L2173-2 assume 2 == callOnFloor_~floorID#1;~calls_2~0 := 1; 3148719#L2179-5 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 3146874#initPersonOnFloor_returnLabel#2 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 3146875#angelinaCall_returnLabel#1 havoc angelinaCall_#t~ret118#1, angelinaCall_~tmp~21#1;assume { :end_inline_angelinaCall } true;assume { :begin_inline_threeTS } true;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret79#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;assume { :begin_inline___utac_acc__Specification13_spec__1 } true;havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :begin_inline_getCurrentHeading } true;havoc getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;havoc getCurrentHeading_~retValue_acc~7#1;getCurrentHeading_~retValue_acc~7#1 := ~currentHeading~0;getCurrentHeading_#res#1 := getCurrentHeading_~retValue_acc~7#1; 3151747#getCurrentHeading_returnLabel#1 __utac_acc__Specification13_spec__1_#t~ret129#1 := getCurrentHeading_#res#1;havoc getCurrentHeading_~retValue_acc~7#1;assume { :end_inline_getCurrentHeading } true;~prevDir~0 := __utac_acc__Specification13_spec__1_#t~ret129#1;havoc __utac_acc__Specification13_spec__1_#t~ret129#1; 3151748#__utac_acc__Specification13_spec__1_returnLabel#1 havoc __utac_acc__Specification13_spec__1_#t~ret129#1;assume { :end_inline___utac_acc__Specification13_spec__1 } true;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;havoc areDoorsOpen_~retValue_acc~5#1;areDoorsOpen_~retValue_acc~5#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~5#1; 3156651#areDoorsOpen_returnLabel#1 timeShift_#t~ret79#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret79#1;havoc timeShift_#t~ret79#1; 3154608#L1647 assume 0 != timeShift_~tmp~14#1; 3154609#L1648 assume !(~weight~0 > ~maximumWeight~0);~blocked~0 := 0;assume { :begin_inline_timeShift__wrappee__twothirdsfull } true;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp~13#1;havoc timeShift__wrappee__twothirdsfull_~tmp___0~5#1;havoc timeShift__wrappee__twothirdsfull_~tmp___1~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___2~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___3~3#1;havoc timeShift__wrappee__twothirdsfull_~tmp___4~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___5~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___6~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___7~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___8~2#1;havoc timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~15#1;havoc stopRequestedAtCurrentFloor_~tmp~11#1;havoc stopRequestedAtCurrentFloor_~tmp___0~3#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp4~2#1;havoc stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 := 2 * ~maximumWeight~0;stopRequestedAtCurrentFloor_~__cil_tmp5~4#1 := (if stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 < 0 && 0 != stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 % 3 then 1 + stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3 else stopRequestedAtCurrentFloor_~__cil_tmp4~2#1 / 3); 3156467#L1367 assume ~weight~0 > stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;havoc getCurrentFloorID_~retValue_acc~4#1;getCurrentFloorID_~retValue_acc~4#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~4#1; 3146970#getCurrentFloorID_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret53#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp~11#1 := stopRequestedAtCurrentFloor_#t~ret53#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1;assume { :begin_inline_buttonForFloorIsPressed } true;buttonForFloorIsPressed_#in~floorID#1 := stopRequestedAtCurrentFloor_~tmp~11#1;havoc buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;buttonForFloorIsPressed_~floorID#1 := buttonForFloorIsPressed_#in~floorID#1;havoc buttonForFloorIsPressed_~retValue_acc~6#1; 3146971#L703 assume 0 == buttonForFloorIsPressed_~floorID#1;buttonForFloorIsPressed_~retValue_acc~6#1 := ~floorButtons_0~0;buttonForFloorIsPressed_#res#1 := buttonForFloorIsPressed_~retValue_acc~6#1; 3141276#buttonForFloorIsPressed_returnLabel#1 stopRequestedAtCurrentFloor_#t~ret54#1 := buttonForFloorIsPressed_#res#1;havoc buttonForFloorIsPressed_~floorID#1, buttonForFloorIsPressed_~retValue_acc~6#1;havoc buttonForFloorIsPressed_#in~floorID#1;assume { :end_inline_buttonForFloorIsPressed } true;stopRequestedAtCurrentFloor_~tmp___0~3#1 := stopRequestedAtCurrentFloor_#t~ret54#1;havoc stopRequestedAtCurrentFloor_#t~ret54#1;stopRequestedAtCurrentFloor_~retValue_acc~15#1 := (if 1 == stopRequestedAtCurrentFloor_~tmp___0~3#1 then 1 else 0);stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~15#1; 3141460#stopRequestedAtCurrentFloor_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret68#1 := stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret53#1, stopRequestedAtCurrentFloor_#t~ret54#1, stopRequestedAtCurrentFloor_#t~ret55#1, stopRequestedAtCurrentFloor_~retValue_acc~15#1, stopRequestedAtCurrentFloor_~tmp~11#1, stopRequestedAtCurrentFloor_~tmp___0~3#1, stopRequestedAtCurrentFloor_~__cil_tmp4~2#1, stopRequestedAtCurrentFloor_~__cil_tmp5~4#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift__wrappee__twothirdsfull_~tmp___9~2#1 := timeShift__wrappee__twothirdsfull_#t~ret68#1;havoc timeShift__wrappee__twothirdsfull_#t~ret68#1; 3141461#L1514 assume !(0 != timeShift__wrappee__twothirdsfull_~tmp___9~2#1); 3144135#L1605 assume 1 == ~doorState~0;~doorState~0 := 0; 3150625#L1605-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~12#1;havoc stopRequestedInDirection_~overload~0#1;havoc stopRequestedInDirection_~buttonPressed~0#1;havoc stopRequestedInDirection_~tmp~8#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;havoc stopRequestedInDirection_~__cil_tmp9~5#1;stopRequestedInDirection_~__cil_tmp8~5#1 := 2 * ~maximumWeight~0;stopRequestedInDirection_~__cil_tmp9~5#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 < 0 && 0 != stopRequestedInDirection_~__cil_tmp8~5#1 % 3 then 1 + stopRequestedInDirection_~__cil_tmp8~5#1 / 3 else stopRequestedInDirection_~__cil_tmp8~5#1 / 3);stopRequestedInDirection_~overload~0#1 := (if ~weight~0 > stopRequestedInDirection_~__cil_tmp9~5#1 then 1 else 0);assume { :begin_inline_isAnyLiftButtonPressed } true;havoc isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1; 3150626#L1270 assume !(0 != ~floorButtons_0~0); 3151648#L1274 assume !(0 != ~floorButtons_1~0); 3156134#L1278 assume !(0 != ~floorButtons_2~0); 3156135#L1282 assume !(0 != ~floorButtons_3~0); 3153683#L1286 assume !(0 != ~floorButtons_4~0);isAnyLiftButtonPressed_~retValue_acc~13#1 := 0;isAnyLiftButtonPressed_#res#1 := isAnyLiftButtonPressed_~retValue_acc~13#1; 3153684#isAnyLiftButtonPressed_returnLabel#1 stopRequestedInDirection_#t~ret46#1 := isAnyLiftButtonPressed_#res#1;havoc isAnyLiftButtonPressed_~retValue_acc~13#1;assume { :end_inline_isAnyLiftButtonPressed } true;stopRequestedInDirection_~tmp~8#1 := stopRequestedInDirection_#t~ret46#1;havoc stopRequestedInDirection_#t~ret46#1;stopRequestedInDirection_~buttonPressed~0#1 := stopRequestedInDirection_~tmp~8#1; 3154541#L1243 assume !(0 != stopRequestedInDirection_~overload~0#1);assume { :begin_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1 := stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;stopRequestedInDirection__wrappee__weight_~dir#1 := stopRequestedInDirection__wrappee__weight_#in~dir#1;stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1;stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1 := stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;havoc stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1;havoc stopRequestedInDirection__wrappee__weight_~tmp~7#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___0~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___1~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___2~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___3~1#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___5~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___6~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___7~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___8~0#1;havoc stopRequestedInDirection__wrappee__weight_~tmp___9~0#1; 3143262#L890-2 assume 1 == stopRequestedInDirection__wrappee__weight_~dir#1;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 3143263#isTopFloor_returnLabel#3 stopRequestedInDirection__wrappee__weight_#t~ret35#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;stopRequestedInDirection__wrappee__weight_~tmp~7#1 := stopRequestedInDirection__wrappee__weight_#t~ret35#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1; 3147877#L894-2 assume !(0 != stopRequestedInDirection__wrappee__weight_~tmp~7#1); 3147879#L900-2 assume ~currentFloorID~0 < 0; 3156573#L901-2 assume 0 != stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~18#1; 3158868#L2104-21 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~18#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~18#1; 3142295#isFloorCalling_returnLabel#22 stopRequestedInDirection__wrappee__weight_#t~ret36#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~18#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;stopRequestedInDirection__wrappee__weight_~tmp___4~0#1 := stopRequestedInDirection__wrappee__weight_#t~ret36#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret36#1; 3150555#L905-2 assume 0 != stopRequestedInDirection__wrappee__weight_~tmp___4~0#1;stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1 := 1;stopRequestedInDirection__wrappee__weight_#res#1 := stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1; 3144044#stopRequestedInDirection__wrappee__weight_returnLabel#3 stopRequestedInDirection_#t~ret49#1 := stopRequestedInDirection__wrappee__weight_#res#1;havoc stopRequestedInDirection__wrappee__weight_#t~ret35#1, stopRequestedInDirection__wrappee__weight_#t~ret36#1, stopRequestedInDirection__wrappee__weight_#t~ret37#1, stopRequestedInDirection__wrappee__weight_#t~ret38#1, stopRequestedInDirection__wrappee__weight_#t~ret39#1, stopRequestedInDirection__wrappee__weight_#t~ret40#1, stopRequestedInDirection__wrappee__weight_#t~ret41#1, stopRequestedInDirection__wrappee__weight_#t~ret42#1, stopRequestedInDirection__wrappee__weight_#t~ret43#1, stopRequestedInDirection__wrappee__weight_#t~ret44#1, stopRequestedInDirection__wrappee__weight_#t~ret45#1, stopRequestedInDirection__wrappee__weight_~dir#1, stopRequestedInDirection__wrappee__weight_~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_~respectInLiftCalls#1, stopRequestedInDirection__wrappee__weight_~retValue_acc~11#1, stopRequestedInDirection__wrappee__weight_~tmp~7#1, stopRequestedInDirection__wrappee__weight_~tmp___0~1#1, stopRequestedInDirection__wrappee__weight_~tmp___1~1#1, stopRequestedInDirection__wrappee__weight_~tmp___2~1#1, stopRequestedInDirection__wrappee__weight_~tmp___3~1#1, stopRequestedInDirection__wrappee__weight_~tmp___4~0#1, stopRequestedInDirection__wrappee__weight_~tmp___5~0#1, stopRequestedInDirection__wrappee__weight_~tmp___6~0#1, stopRequestedInDirection__wrappee__weight_~tmp___7~0#1, stopRequestedInDirection__wrappee__weight_~tmp___8~0#1, stopRequestedInDirection__wrappee__weight_~tmp___9~0#1;havoc stopRequestedInDirection__wrappee__weight_#in~dir#1, stopRequestedInDirection__wrappee__weight_#in~respectFloorCalls#1, stopRequestedInDirection__wrappee__weight_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection__wrappee__weight } true;stopRequestedInDirection_~retValue_acc~12#1 := stopRequestedInDirection_#t~ret49#1;havoc stopRequestedInDirection_#t~ret49#1;stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~12#1; 3150020#stopRequestedInDirection_returnLabel#1 timeShift__wrappee__twothirdsfull_#t~ret75#1 := stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret46#1, stopRequestedInDirection_#t~ret47#1, stopRequestedInDirection_#t~ret48#1, stopRequestedInDirection_#t~ret49#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~12#1, stopRequestedInDirection_~overload~0#1, stopRequestedInDirection_~buttonPressed~0#1, stopRequestedInDirection_~tmp~8#1, stopRequestedInDirection_~__cil_tmp8~5#1, stopRequestedInDirection_~__cil_tmp9~5#1;havoc stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1;assume { :end_inline_stopRequestedInDirection } true;timeShift__wrappee__twothirdsfull_~tmp___8~2#1 := timeShift__wrappee__twothirdsfull_#t~ret75#1;havoc timeShift__wrappee__twothirdsfull_#t~ret75#1; 3158961#L1613 assume 0 != timeShift__wrappee__twothirdsfull_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~9#1;~currentHeading~0 := continueInDirection_~dir#1; 3155634#L1305 assume 1 == ~currentHeading~0;assume { :begin_inline_isTopFloor } true;isTopFloor_#in~floorID#1 := ~currentFloorID~0;havoc isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;isTopFloor_~floorID#1 := isTopFloor_#in~floorID#1;havoc isTopFloor_~retValue_acc~20#1;isTopFloor_~retValue_acc~20#1 := (if 4 == isTopFloor_~floorID#1 then 1 else 0);isTopFloor_#res#1 := isTopFloor_~retValue_acc~20#1; 3153655#isTopFloor_returnLabel#4 continueInDirection_#t~ret50#1 := isTopFloor_#res#1;havoc isTopFloor_~floorID#1, isTopFloor_~retValue_acc~20#1;havoc isTopFloor_#in~floorID#1;assume { :end_inline_isTopFloor } true;continueInDirection_~tmp~9#1 := continueInDirection_#t~ret50#1;havoc continueInDirection_#t~ret50#1; 3153656#L1309 assume 0 != continueInDirection_~tmp~9#1;~currentHeading~0 := 0; 3158451#L1315-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 3151202#L1321-1 havoc continueInDirection_#t~ret50#1, continueInDirection_~dir#1, continueInDirection_~tmp~9#1;havoc continueInDirection_#in~dir#1;assume { :end_inline_continueInDirection } true; 3145689#L1622-2 havoc timeShift__wrappee__twothirdsfull_#t~ret68#1, timeShift__wrappee__twothirdsfull_#t~ret69#1, timeShift__wrappee__twothirdsfull_#t~ret70#1, timeShift__wrappee__twothirdsfull_#t~ret71#1, timeShift__wrappee__twothirdsfull_#t~ret72#1, timeShift__wrappee__twothirdsfull_#t~ret73#1, timeShift__wrappee__twothirdsfull_#t~ret74#1, timeShift__wrappee__twothirdsfull_#t~ret75#1, timeShift__wrappee__twothirdsfull_#t~ret76#1, timeShift__wrappee__twothirdsfull_#t~ret77#1, timeShift__wrappee__twothirdsfull_#t~ret78#1, timeShift__wrappee__twothirdsfull_~tmp~13#1, timeShift__wrappee__twothirdsfull_~tmp___0~5#1, timeShift__wrappee__twothirdsfull_~tmp___1~3#1, timeShift__wrappee__twothirdsfull_~tmp___2~3#1, timeShift__wrappee__twothirdsfull_~tmp___3~3#1, timeShift__wrappee__twothirdsfull_~tmp___4~2#1, timeShift__wrappee__twothirdsfull_~tmp___5~2#1, timeShift__wrappee__twothirdsfull_~tmp___6~2#1, timeShift__wrappee__twothirdsfull_~tmp___7~2#1, timeShift__wrappee__twothirdsfull_~tmp___8~2#1, timeShift__wrappee__twothirdsfull_~tmp___9~2#1;assume { :end_inline_timeShift__wrappee__twothirdsfull } true; 3160131#L1647-1 assume { :begin_inline___utac_acc__Specification13_spec__2 } true;havoc __utac_acc__Specification13_spec__2_#t~ret130#1, __utac_acc__Specification13_spec__2_#t~ret131#1, __utac_acc__Specification13_spec__2_#t~ret132#1, __utac_acc__Specification13_spec__2_#t~ret133#1, __utac_acc__Specification13_spec__2_#t~ret134#1, __utac_acc__Specification13_spec__2_#t~ret135#1, __utac_acc__Specification13_spec__2_~tmp~28#1, __utac_acc__Specification13_spec__2_~tmp___0~11#1, __utac_acc__Specification13_spec__2_~tmp___1~8#1, __utac_acc__Specification13_spec__2_~tmp___2~6#1, __utac_acc__Specification13_spec__2_~tmp___3~5#1, __utac_acc__Specification13_spec__2_~tmp___4~3#1, __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1, __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;havoc __utac_acc__Specification13_spec__2_~tmp~28#1;havoc __utac_acc__Specification13_spec__2_~tmp___0~11#1;havoc __utac_acc__Specification13_spec__2_~tmp___1~8#1;havoc __utac_acc__Specification13_spec__2_~tmp___2~6#1;havoc __utac_acc__Specification13_spec__2_~tmp___3~5#1;havoc __utac_acc__Specification13_spec__2_~tmp___4~3#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1;havoc __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1;__utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 := 2 * ~maximumWeight~0;__utac_acc__Specification13_spec__2_~__cil_tmp8~7#1 := (if __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 < 0 && 0 != __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 % 3 then 1 + __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3 else __utac_acc__Specification13_spec__2_~__cil_tmp7~6#1 / 3); 3160117#L3305 assume ~weight~0 > __utac_acc__Specification13_spec__2_~__cil_tmp8~7#1; 3160118#L3306 assume 1 == ~prevDir~0;assume { :begin_inline_existInLiftCallsInDirection } true;existInLiftCallsInDirection_#in~d#1 := 0;havoc existInLiftCallsInDirection_#res#1;havoc existInLiftCallsInDirection_~d#1, existInLiftCallsInDirection_~retValue_acc~17#1, existInLiftCallsInDirection_~i~0#1, existInLiftCallsInDirection_~i___0~0#1;existInLiftCallsInDirection_~d#1 := existInLiftCallsInDirection_#in~d#1;havoc existInLiftCallsInDirection_~retValue_acc~17#1;havoc existInLiftCallsInDirection_~i~0#1;havoc existInLiftCallsInDirection_~i___0~0#1; 3160130#L1867 assume !(1 == existInLiftCallsInDirection_~d#1); 3160189#L1933 assume 0 == existInLiftCallsInDirection_~d#1;existInLiftCallsInDirection_~i___0~0#1 := 0;existInLiftCallsInDirection_~i___0~0#1 := ~currentFloorID~0 - 1; 3160190#L1937-2 [2023-11-29 02:05:02,385 INFO L750 eck$LassoCheckResult]: Loop: 3160190#L1937-2 assume !false; 3160187#L1938 assume existInLiftCallsInDirection_~i___0~0#1 >= 0; 3160188#L1939 existInLiftCallsInDirection_~i___0~0#1 := 1 + ~currentFloorID~0; 3160282#L1946-2 assume !false; 3160270#L1947 assume !(existInLiftCallsInDirection_~i___0~0#1 < 5); 3160259#L2005 existInLiftCallsInDirection_~i___0~0#1 := existInLiftCallsInDirection_~i___0~0#1 - 1; 3160190#L1937-2 [2023-11-29 02:05:02,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:05:02,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1784361149, now seen corresponding path program 1 times [2023-11-29 02:05:02,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:05:02,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803699108] [2023-11-29 02:05:02,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:05:02,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:05:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:05:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:05:02,451 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:05:02,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803699108] [2023-11-29 02:05:02,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803699108] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:05:02,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:05:02,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:05:02,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619150449] [2023-11-29 02:05:02,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:05:02,452 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:05:02,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:05:02,452 INFO L85 PathProgramCache]: Analyzing trace with hash 763776811, now seen corresponding path program 17 times [2023-11-29 02:05:02,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:05:02,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219371381] [2023-11-29 02:05:02,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:05:02,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:05:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:05:02,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:05:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:05:02,459 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:05:02,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:05:02,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:05:02,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:05:02,481 INFO L87 Difference]: Start difference. First operand 422065 states and 771974 transitions. cyclomatic complexity: 351733 Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 2 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:05:08,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:05:08,388 INFO L93 Difference]: Finished difference Result 518525 states and 938912 transitions. [2023-11-29 02:05:08,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 518525 states and 938912 transitions.