./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu --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 d5d3c0f581b3d52ccfb3e43d6fb6458a66cd40c307750c0d7336040b60b78e76 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:36:28,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:36:28,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:36:28,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:36:28,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:36:28,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:36:28,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:36:28,843 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:36:28,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:36:28,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:36:28,850 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:36:28,851 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:36:28,851 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:36:28,853 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:36:28,853 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:36:28,854 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:36:28,854 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:36:28,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:36:28,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:36:28,856 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:36:28,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:36:28,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:36:28,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:36:28,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:36:28,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:36:28,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:36:28,859 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:36:28,860 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:36:28,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:36:28,861 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:36:28,862 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:36:28,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:36:28,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:36:28,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:36:28,863 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:36:28,864 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:36:28,864 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_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5d3c0f581b3d52ccfb3e43d6fb6458a66cd40c307750c0d7336040b60b78e76 [2023-11-19 07:36:29,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:36:29,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:36:29,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:36:29,215 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:36:29,216 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:36:29,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2023-11-19 07:36:32,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:33,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:33,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/sv-benchmarks/c/product-lines/elevator_spec9_product26.cil.c [2023-11-19 07:36:33,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/data/f5b34fd66/60ab4cf6c5b54f6fb33c147ebdddd53f/FLAG16d2f7526 [2023-11-19 07:36:33,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/data/f5b34fd66/60ab4cf6c5b54f6fb33c147ebdddd53f [2023-11-19 07:36:33,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:33,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:33,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:33,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:33,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:33,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:33" (1/1) ... [2023-11-19 07:36:33,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cce79a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:33, skipping insertion in model container [2023-11-19 07:36:33,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:33" (1/1) ... [2023-11-19 07:36:33,668 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:34,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:34,470 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:34,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] [2023-11-19 07:36:34,486 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [414] [2023-11-19 07:36:34,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [428] [2023-11-19 07:36:34,487 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [594] [2023-11-19 07:36:34,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2119] [2023-11-19 07:36:34,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2128] [2023-11-19 07:36:34,488 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2790] [2023-11-19 07:36:34,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3145] [2023-11-19 07:36:34,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3236] [2023-11-19 07:36:34,489 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3271] [2023-11-19 07:36:34,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:34,724 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:34,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34 WrapperNode [2023-11-19 07:36:34,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:34,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:34,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:34,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:34,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:34,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,207 INFO L138 Inliner]: procedures = 93, calls = 338, calls flagged for inlining = 190, calls inlined = 561, statements flattened = 17249 [2023-11-19 07:36:35,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:35,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:35,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:35,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:35,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,689 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:35,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:35,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:35,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:35,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (1/1) ... [2023-11-19 07:36:35,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:35,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:35,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:35,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:35,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:35,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:36,144 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:36,146 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:46,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:46,186 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:46,188 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:36:46,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:46 BoogieIcfgContainer [2023-11-19 07:36:46,222 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:46,224 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:36:46,224 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:36:46,228 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:36:46,229 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:46,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:36:33" (1/3) ... [2023-11-19 07:36:46,233 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4434531e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:36:46, skipping insertion in model container [2023-11-19 07:36:46,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:46,234 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:34" (2/3) ... [2023-11-19 07:36:46,234 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4434531e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:36:46, skipping insertion in model container [2023-11-19 07:36:46,235 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:36:46,235 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:46" (3/3) ... [2023-11-19 07:36:46,237 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product26.cil.c [2023-11-19 07:36:46,450 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:36:46,450 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:36:46,451 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:36:46,452 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:36:46,452 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:36:46,452 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:36:46,453 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:36:46,454 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:36:46,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4994 states, 4993 states have (on average 1.8692169036651312) internal successors, (9333), 4993 states have internal predecessors, (9333), 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) [2023-11-19 07:36:46,672 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2478 [2023-11-19 07:36:46,673 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:46,673 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:46,695 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] [2023-11-19 07:36:46,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:46,696 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:36:46,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4994 states, 4993 states have (on average 1.8692169036651312) internal successors, (9333), 4993 states have internal predecessors, (9333), 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) [2023-11-19 07:36:46,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2478 [2023-11-19 07:36:46,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:46,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:46,820 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] [2023-11-19 07:36:46,820 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:46,836 INFO L748 eck$LassoCheckResult]: Stem: 195#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 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(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~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; 4889#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret118#1, main_~retValue_acc~20#1, main_~tmp~25#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 3463#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3092#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~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 736#valid_product_returnLabel#1true main_#t~ret118#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret118#1;havoc main_#t~ret118#1; 1900#L3132true assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 1627#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 4300#__utac_acc__Specification9_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~24#1; 627#L3315true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~24#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~24#1; 2702#getOrigin_returnLabel#1true bigMacCall_#t~ret111#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret111#1;havoc bigMacCall_#t~ret111#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 2130#L2483true assume 0 == initPersonOnFloor_~floor#1; 4642#L2484true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 3458#L2591-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 1718#L2275true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1906#L2287-2true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1044#initPersonOnFloor_returnLabel#1true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 449#bigMacCall_returnLabel#1true havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret112#1, cleanup_#t~ret113#1, cleanup_~i~1#1, cleanup_~tmp~23#1, cleanup_~tmp___0~7#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~7#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 776#areDoorsOpen_returnLabel#1true timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 2965#L1746true assume 0 != timeShift_~tmp~14#1; 3776#L1747true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 988#L1746-1true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 3625#getCurrentFloorID_returnLabel#1true __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 4002#L915-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 2178#isEmpty_returnLabel#13true __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 2985#L493true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 235#L503-1true havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 4582#timeShift_returnLabel#1true havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 4287#L2936-2true [2023-11-19 07:36:46,845 INFO L750 eck$LassoCheckResult]: Loop: 4287#L2936-2true assume !false; 385#L2937true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 1484#L2940true assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;havoc isBlocked_~retValue_acc~3#1;isBlocked_~retValue_acc~3#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~3#1; 3447#isBlocked_returnLabel#1true cleanup_#t~ret112#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~7#1 := cleanup_#t~ret112#1;havoc cleanup_#t~ret112#1; 3293#L2944true assume 1 != cleanup_~tmp___0~7#1; 707#L2944-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;havoc isIdle_~retValue_acc~10#1;havoc isIdle_~tmp~8#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~9#1;havoc anyStopRequested_~tmp~7#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~16#1; 3198#L2212-42true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~16#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~16#1; 1633#isFloorCalling_returnLabel#43true anyStopRequested_#t~ret33#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret33#1;havoc anyStopRequested_#t~ret33#1; 2134#L963true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~9#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; 157#anyStopRequested_returnLabel#1true isIdle_#t~ret38#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~8#1 := isIdle_#t~ret38#1;havoc isIdle_#t~ret38#1;isIdle_~retValue_acc~10#1 := (if 0 == isIdle_~tmp~8#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~10#1; 1171#isIdle_returnLabel#1true cleanup_#t~ret113#1 := isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret113#1;havoc cleanup_#t~ret113#1; 4600#L2956true assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 3704#areDoorsOpen_returnLabel#3true timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 4071#L1746-2true assume 0 != timeShift_~tmp~14#1; 1368#L1747-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1518#L1746-3true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 3922#getCurrentFloorID_returnLabel#2true __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 1973#L915-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 4940#isEmpty_returnLabel#26true __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 1763#L493-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 4331#L503-3true havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 2109#timeShift_returnLabel#2true havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 4287#L2936-2true [2023-11-19 07:36:46,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:46,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1748420846, now seen corresponding path program 1 times [2023-11-19 07:36:46,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:46,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753327934] [2023-11-19 07:36:46,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:46,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:47,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:47,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753327934] [2023-11-19 07:36:47,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753327934] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:47,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:47,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:47,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807007214] [2023-11-19 07:36:47,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:47,354 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:36:47,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:47,355 INFO L85 PathProgramCache]: Analyzing trace with hash 2026705950, now seen corresponding path program 1 times [2023-11-19 07:36:47,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:47,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720778730] [2023-11-19 07:36:47,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:47,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:47,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:47,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:47,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:47,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720778730] [2023-11-19 07:36:47,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720778730] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:47,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:47,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:36:47,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088917312] [2023-11-19 07:36:47,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:47,563 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-19 07:36:47,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:47,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:36:47,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:36:47,636 INFO L87 Difference]: Start difference. First operand has 4994 states, 4993 states have (on average 1.8692169036651312) internal successors, (9333), 4993 states have internal predecessors, (9333), 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 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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) [2023-11-19 07:36:48,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:48,621 INFO L93 Difference]: Finished difference Result 9120 states and 17025 transitions. [2023-11-19 07:36:48,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9120 states and 17025 transitions. [2023-11-19 07:36:48,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4879 [2023-11-19 07:36:48,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9120 states to 9084 states and 16984 transitions. [2023-11-19 07:36:48,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9084 [2023-11-19 07:36:48,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9084 [2023-11-19 07:36:48,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9084 states and 16984 transitions. [2023-11-19 07:36:48,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:36:48,872 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9084 states and 16984 transitions. [2023-11-19 07:36:48,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9084 states and 16984 transitions. [2023-11-19 07:36:49,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9084 to 4970. [2023-11-19 07:36:49,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4970 states, 4970 states have (on average 1.87102615694165) internal successors, (9299), 4969 states have internal predecessors, (9299), 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) [2023-11-19 07:36:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4970 states to 4970 states and 9299 transitions. [2023-11-19 07:36:49,104 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4970 states and 9299 transitions. [2023-11-19 07:36:49,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:36:49,111 INFO L428 stractBuchiCegarLoop]: Abstraction has 4970 states and 9299 transitions. [2023-11-19 07:36:49,112 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:36:49,112 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4970 states and 9299 transitions. [2023-11-19 07:36:49,231 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2480 [2023-11-19 07:36:49,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:49,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:49,236 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] [2023-11-19 07:36:49,237 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:49,237 INFO L748 eck$LassoCheckResult]: Stem: 14622#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 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(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~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; 14623#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret118#1, main_~retValue_acc~20#1, main_~tmp~25#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 18690#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 18470#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~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 15703#valid_product_returnLabel#1 main_#t~ret118#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret118#1;havoc main_#t~ret118#1; 15704#L3132 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 17035#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 17036#__utac_acc__Specification9_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~24#1; 15510#L3315 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~24#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~24#1; 14500#getOrigin_returnLabel#1 bigMacCall_#t~ret111#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret111#1;havoc bigMacCall_#t~ret111#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 17662#L2483 assume 0 == initPersonOnFloor_~floor#1; 17663#L2484 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 14583#L2591-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 17154#L2275 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 14577#L2287-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 16223#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 15152#bigMacCall_returnLabel#1 havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret112#1, cleanup_#t~ret113#1, cleanup_~i~1#1, cleanup_~tmp~23#1, cleanup_~tmp___0~7#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~7#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 15153#areDoorsOpen_returnLabel#1 timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 15769#L1746 assume 0 != timeShift_~tmp~14#1; 18376#L1747 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 16134#L1746-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 16135#getCurrentFloorID_returnLabel#1 __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 18764#L915-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 14256#isEmpty_returnLabel#13 __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 18393#L493 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);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; 18394#areDoorsOpen_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret29#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 19000#L503 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 14710#L503-1 havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 14711#timeShift_returnLabel#1 havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 17636#L2936-2 [2023-11-19 07:36:49,238 INFO L750 eck$LassoCheckResult]: Loop: 17636#L2936-2 assume !false; 15029#L2937 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 15030#L2940 assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;havoc isBlocked_~retValue_acc~3#1;isBlocked_~retValue_acc~3#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~3#1; 16855#isBlocked_returnLabel#1 cleanup_#t~ret112#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~7#1 := cleanup_#t~ret112#1;havoc cleanup_#t~ret112#1; 18596#L2944 assume 1 != cleanup_~tmp___0~7#1; 15655#L2944-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;havoc isIdle_~retValue_acc~10#1;havoc isIdle_~tmp~8#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~9#1;havoc anyStopRequested_~tmp~7#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~16#1; 15656#L2212-42 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~16#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~16#1; 14798#isFloorCalling_returnLabel#43 anyStopRequested_#t~ret33#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret33#1;havoc anyStopRequested_#t~ret33#1; 17043#L963 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~9#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; 14528#anyStopRequested_returnLabel#1 isIdle_#t~ret38#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~8#1 := isIdle_#t~ret38#1;havoc isIdle_#t~ret38#1;isIdle_~retValue_acc~10#1 := (if 0 == isIdle_~tmp~8#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~10#1; 14529#isIdle_returnLabel#1 cleanup_#t~ret113#1 := isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret113#1;havoc cleanup_#t~ret113#1; 16422#L2956 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 18804#areDoorsOpen_returnLabel#3 timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 18805#L1746-2 assume 0 != timeShift_~tmp~14#1; 16707#L1747-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15503#L1746-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 16893#getCurrentFloorID_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 17480#L915-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 16113#isEmpty_returnLabel#26 __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 17217#L493-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);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; 17218#areDoorsOpen_returnLabel#4 __utac_acc__Specification9_spec__3_#t~ret29#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 18438#L503-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1); 15397#L503-3 havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 17635#timeShift_returnLabel#2 havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 17636#L2936-2 [2023-11-19 07:36:49,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:49,239 INFO L85 PathProgramCache]: Analyzing trace with hash 900412753, now seen corresponding path program 1 times [2023-11-19 07:36:49,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:49,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004878671] [2023-11-19 07:36:49,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:49,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:49,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:49,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004878671] [2023-11-19 07:36:49,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004878671] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:49,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:49,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:49,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826084715] [2023-11-19 07:36:49,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:49,438 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:36:49,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:49,438 INFO L85 PathProgramCache]: Analyzing trace with hash 2044800129, now seen corresponding path program 1 times [2023-11-19 07:36:49,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:49,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825199386] [2023-11-19 07:36:49,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:49,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:49,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:49,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825199386] [2023-11-19 07:36:49,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825199386] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:49,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:49,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 07:36:49,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361761781] [2023-11-19 07:36:49,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:49,556 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-19 07:36:49,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:49,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:36:49,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:36:49,557 INFO L87 Difference]: Start difference. First operand 4970 states and 9299 transitions. cyclomatic complexity: 4330 Second operand has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 7 states have internal predecessors, (24), 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) [2023-11-19 07:36:50,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:50,180 INFO L93 Difference]: Finished difference Result 4955 states and 9190 transitions. [2023-11-19 07:36:50,180 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4955 states and 9190 transitions. [2023-11-19 07:36:50,220 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3331 [2023-11-19 07:36:50,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4955 states to 4955 states and 9190 transitions. [2023-11-19 07:36:50,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4955 [2023-11-19 07:36:50,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4955 [2023-11-19 07:36:50,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4955 states and 9190 transitions. [2023-11-19 07:36:50,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:36:50,293 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4955 states and 9190 transitions. [2023-11-19 07:36:50,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4955 states and 9190 transitions. [2023-11-19 07:36:50,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4955 to 4425. [2023-11-19 07:36:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4425 states, 4425 states have (on average 1.8653107344632769) internal successors, (8254), 4424 states have internal predecessors, (8254), 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) [2023-11-19 07:36:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 4425 states and 8254 transitions. [2023-11-19 07:36:50,457 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4425 states and 8254 transitions. [2023-11-19 07:36:50,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 07:36:50,458 INFO L428 stractBuchiCegarLoop]: Abstraction has 4425 states and 8254 transitions. [2023-11-19 07:36:50,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-19 07:36:50,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4425 states and 8254 transitions. [2023-11-19 07:36:50,481 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2834 [2023-11-19 07:36:50,481 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:36:50,481 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:36:50,484 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] [2023-11-19 07:36:50,484 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:50,485 INFO L748 eck$LassoCheckResult]: Stem: 24461#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 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(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(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;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~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; 24462#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret118#1, main_~retValue_acc~20#1, main_~tmp~25#1;havoc main_~retValue_acc~20#1;havoc main_~tmp~25#1;assume { :begin_inline_select_helpers } true; 27629#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 27446#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~22#1;havoc valid_product_~retValue_acc~22#1;valid_product_~retValue_acc~22#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~22#1; 25299#valid_product_returnLabel#1 main_#t~ret118#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~22#1;assume { :end_inline_valid_product } true;main_~tmp~25#1 := main_#t~ret118#1;havoc main_#t~ret118#1; 25300#L3132 assume 0 != main_~tmp~25#1;assume { :begin_inline_setup } true; 26312#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification9_spec__1 } true;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 26313#__utac_acc__Specification9_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification9_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;havoc bigMacCall_~tmp~22#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~24#1; 25149#L3315 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~24#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~24#1; 24360#getOrigin_returnLabel#1 bigMacCall_#t~ret111#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~24#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~22#1 := bigMacCall_#t~ret111#1;havoc bigMacCall_#t~ret111#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~22#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 26812#L2483 assume 0 == initPersonOnFloor_~floor#1; 26813#L2484 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 24428#L2591-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 26408#L2275 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 24422#L2287-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 25699#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 24885#bigMacCall_returnLabel#1 havoc bigMacCall_#t~ret111#1, bigMacCall_~tmp~22#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret112#1, cleanup_#t~ret113#1, cleanup_~i~1#1, cleanup_~tmp~23#1, cleanup_~tmp___0~7#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~23#1;havoc cleanup_~tmp___0~7#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 24886#areDoorsOpen_returnLabel#1 timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 25349#L1746 assume 0 != timeShift_~tmp~14#1; 27370#L1747 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 25630#L1746-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 25631#getCurrentFloorID_returnLabel#1 __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 27687#L915-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 24189#isEmpty_returnLabel#13 __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 26850#L493 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);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; 27383#areDoorsOpen_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret29#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 27897#L503 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1; 27898#L504 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 26428#L505 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 24526#L503-1 havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 24527#timeShift_returnLabel#1 havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 26788#L2936-2 [2023-11-19 07:36:50,485 INFO L750 eck$LassoCheckResult]: Loop: 26788#L2936-2 assume !false; 24785#L2937 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 24786#L2940 assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;havoc isBlocked_~retValue_acc~3#1;isBlocked_~retValue_acc~3#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~3#1; 26176#isBlocked_returnLabel#1 cleanup_#t~ret112#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~3#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~7#1 := cleanup_#t~ret112#1;havoc cleanup_#t~ret112#1; 27544#L2944 assume 1 != cleanup_~tmp___0~7#1; 25259#L2944-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;havoc isIdle_~retValue_acc~10#1;havoc isIdle_~tmp~8#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~9#1;havoc anyStopRequested_~tmp~7#1;havoc anyStopRequested_~tmp___0~1#1;havoc anyStopRequested_~tmp___1~1#1;havoc anyStopRequested_~tmp___2~0#1;havoc anyStopRequested_~tmp___3~0#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~16#1; 25260#L2212-42 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~16#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~16#1; 24597#isFloorCalling_returnLabel#43 anyStopRequested_#t~ret33#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~16#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret33#1;havoc anyStopRequested_#t~ret33#1; 26320#L963 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~9#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~9#1; 24379#anyStopRequested_returnLabel#1 isIdle_#t~ret38#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret33#1, anyStopRequested_#t~ret34#1, anyStopRequested_#t~ret35#1, anyStopRequested_#t~ret36#1, anyStopRequested_#t~ret37#1, anyStopRequested_~retValue_acc~9#1, anyStopRequested_~tmp~7#1, anyStopRequested_~tmp___0~1#1, anyStopRequested_~tmp___1~1#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~8#1 := isIdle_#t~ret38#1;havoc isIdle_#t~ret38#1;isIdle_~retValue_acc~10#1 := (if 0 == isIdle_~tmp~8#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~10#1; 24380#isIdle_returnLabel#1 cleanup_#t~ret113#1 := isIdle_#res#1;havoc isIdle_#t~ret38#1, isIdle_~retValue_acc~10#1, isIdle_~tmp~8#1;assume { :end_inline_isIdle } true;cleanup_~tmp~23#1 := cleanup_#t~ret113#1;havoc cleanup_#t~ret113#1; 25859#L2956 assume !(0 != cleanup_~tmp~23#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;havoc timeShift_~tmp~14#1;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; 27723#areDoorsOpen_returnLabel#3 timeShift_#t~ret76#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~14#1 := timeShift_#t~ret76#1;havoc timeShift_#t~ret76#1; 27724#L1746-2 assume 0 != timeShift_~tmp~14#1; 26069#L1747-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 25143#L1746-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~3#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~0#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; 26206#getCurrentFloorID_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret27#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~4#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~3#1 := __utac_acc__Specification9_spec__3_#t~ret27#1;havoc __utac_acc__Specification9_spec__3_#t~ret27#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~3#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;havoc isEmpty_~retValue_acc~8#1; 26659#L915-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~8#1; 25615#isEmpty_returnLabel#26 __utac_acc__Specification9_spec__3_#t~ret28#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~8#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~0#1 := __utac_acc__Specification9_spec__3_#t~ret28#1;havoc __utac_acc__Specification9_spec__3_#t~ret28#1; 26458#L493-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0#1);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; 26459#areDoorsOpen_returnLabel#4 __utac_acc__Specification9_spec__3_#t~ret29#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~5#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~0#1 := __utac_acc__Specification9_spec__3_#t~ret29#1;havoc __utac_acc__Specification9_spec__3_#t~ret29#1; 27419#L503-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0#1; 27956#L504-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 25064#L505-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 25065#L503-3 havoc __utac_acc__Specification9_spec__3_#t~ret27#1, __utac_acc__Specification9_spec__3_#t~ret28#1, __utac_acc__Specification9_spec__3_#t~ret29#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~3#1, __utac_acc__Specification9_spec__3_~tmp___0~0#1, __utac_acc__Specification9_spec__3_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 26787#timeShift_returnLabel#2 havoc timeShift_#t~ret76#1, timeShift_~tmp~14#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 26788#L2936-2 [2023-11-19 07:36:50,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:50,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1949441206, now seen corresponding path program 1 times [2023-11-19 07:36:50,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:50,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348126394] [2023-11-19 07:36:50,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:50,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:50,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:50,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348126394] [2023-11-19 07:36:50,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348126394] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:50,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:50,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:50,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101858736] [2023-11-19 07:36:50,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:50,603 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:36:50,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:50,604 INFO L85 PathProgramCache]: Analyzing trace with hash -2100510746, now seen corresponding path program 1 times [2023-11-19 07:36:50,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:50,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722203347] [2023-11-19 07:36:50,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:50,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:50,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:36:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:36:50,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:36:51,285 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:51,287 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:51,287 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:51,287 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:51,287 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-19 07:36:51,287 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:51,288 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:51,288 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:51,288 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2023-11-19 07:36:51,288 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:51,288 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:51,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,421 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,423 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,444 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:51,865 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:51,869 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-19 07:36:51,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:51,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:51,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:51,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:51,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:51,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:36:51,932 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:51,932 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~10#1=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~10#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:36:51,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:51,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:51,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:51,973 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:51,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:51,980 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:51,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:36:51,999 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:51,999 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret112#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret112#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:36:52,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:52,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:52,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:52,021 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:52,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:36:52,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:52,027 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:52,049 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:52,050 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret28#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret28#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:36:52,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:52,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:52,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:52,077 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:52,087 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:52,088 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:52,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:36:52,108 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:52,108 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:36:52,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:52,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:52,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:52,124 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:52,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:36:52,131 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:52,131 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:52,153 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-19 07:36:52,154 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_~retValue_acc~5#1=0} Honda state: {ULTIMATE.start_areDoorsOpen_~retValue_acc~5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-19 07:36:52,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:52,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:52,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:52,179 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:52,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:36:52,185 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-19 07:36:52,186 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:52,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:52,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:52,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:52,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:52,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-19 07:36:52,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-19 07:36:52,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:36:53,055 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-19 07:36:53,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,060 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:36:53,061 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:36:53,061 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:36:53,061 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:36:53,061 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:36:53,061 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,061 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:36:53,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:36:53,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product26.cil.c_Iteration3_Loop [2023-11-19 07:36:53,062 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:36:53,062 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:36:53,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:36:53,583 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:36:53,589 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:36:53,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,597 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,607 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 [2023-11-19 07:36:53,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:36:53,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,665 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,676 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 [2023-11-19 07:36:53,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:36:53,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,731 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,740 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 [2023-11-19 07:36:53,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:36:53,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,796 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,803 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 [2023-11-19 07:36:53,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:36:53,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,865 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:36:53,871 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 [2023-11-19 07:36:53,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,925 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:36:53,927 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 [2023-11-19 07:36:53,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:53,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:53,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:53,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:53,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:53,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:53,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:53,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:36:53,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:53,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:53,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:53,980 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:53,991 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 [2023-11-19 07:36:54,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:36:54,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:36:54,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:36:54,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:36:54,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:36:54,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:36:54,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:36:54,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:36:54,026 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:36:54,032 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-19 07:36:54,032 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-19 07:36:54,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:36:54,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:54,070 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:54,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:36:54,075 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:36:54,075 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-19 07:36:54,075 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:36:54,076 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1#1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1#1 Supporting invariants [] [2023-11-19 07:36:54,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:54,106 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-19 07:36:54,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:54,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:36:54,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:54,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:36:54,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:36:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:36:54,505 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-19 07:36:54,507 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4425 states and 8254 transitions. cyclomatic complexity: 3830 Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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) [2023-11-19 07:36:55,031 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4425 states and 8254 transitions. cyclomatic complexity: 3830. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 7259 states and 13543 transitions. Complement of second has 8 states. [2023-11-19 07:36:55,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-19 07:36:55,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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) [2023-11-19 07:36:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7041 transitions. [2023-11-19 07:36:55,044 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7041 transitions. Stem has 31 letters. Loop has 26 letters. [2023-11-19 07:36:55,045 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:55,046 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7041 transitions. Stem has 57 letters. Loop has 26 letters. [2023-11-19 07:36:55,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:55,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7041 transitions. Stem has 31 letters. Loop has 52 letters. [2023-11-19 07:36:55,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:36:55,048 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7259 states and 13543 transitions. [2023-11-19 07:36:55,097 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:36:55,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7259 states to 0 states and 0 transitions. [2023-11-19 07:36:55,098 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 07:36:55,098 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 07:36:55,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 07:36:55,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:36:55,098 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:55,098 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:55,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:55,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:55,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:55,100 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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) [2023-11-19 07:36:55,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:55,100 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2023-11-19 07:36:55,100 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2023-11-19 07:36:55,100 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:36:55,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:36:55,101 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 07:36:55,101 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 07:36:55,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 07:36:55,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:36:55,101 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:55,101 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:55,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:36:55,102 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:55,102 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-19 07:36:55,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:36:55,103 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:36:55,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 07:36:55,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:36:55 BoogieIcfgContainer [2023-11-19 07:36:55,111 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:36:55,111 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:36:55,111 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:36:55,112 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:36:55,112 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:46" (3/4) ... [2023-11-19 07:36:55,113 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:36:55,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:36:55,115 INFO L158 Benchmark]: Toolchain (without parser) took 21586.64ms. Allocated memory was 176.2MB in the beginning and 585.1MB in the end (delta: 408.9MB). Free memory was 135.5MB in the beginning and 149.6MB in the end (delta: -14.1MB). Peak memory consumption was 396.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,116 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:55,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1194.53ms. Allocated memory is still 176.2MB. Free memory was 135.5MB in the beginning and 93.4MB in the end (delta: 42.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 482.34ms. Allocated memory is still 176.2MB. Free memory was 93.4MB in the beginning and 124.0MB in the end (delta: -30.7MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,118 INFO L158 Benchmark]: Boogie Preprocessor took 610.25ms. Allocated memory is still 176.2MB. Free memory was 124.0MB in the beginning and 93.2MB in the end (delta: 30.9MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,118 INFO L158 Benchmark]: RCFGBuilder took 10402.30ms. Allocated memory was 176.2MB in the beginning and 442.5MB in the end (delta: 266.3MB). Free memory was 93.2MB in the beginning and 248.0MB in the end (delta: -154.8MB). Peak memory consumption was 191.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,119 INFO L158 Benchmark]: BuchiAutomizer took 8887.38ms. Allocated memory was 442.5MB in the beginning and 585.1MB in the end (delta: 142.6MB). Free memory was 248.0MB in the beginning and 149.6MB in the end (delta: 98.4MB). Peak memory consumption was 242.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:55,119 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 585.1MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:55,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 26.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1194.53ms. Allocated memory is still 176.2MB. Free memory was 135.5MB in the beginning and 93.4MB in the end (delta: 42.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 482.34ms. Allocated memory is still 176.2MB. Free memory was 93.4MB in the beginning and 124.0MB in the end (delta: -30.7MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 610.25ms. Allocated memory is still 176.2MB. Free memory was 124.0MB in the beginning and 93.2MB in the end (delta: 30.9MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * RCFGBuilder took 10402.30ms. Allocated memory was 176.2MB in the beginning and 442.5MB in the end (delta: 266.3MB). Free memory was 93.2MB in the beginning and 248.0MB in the end (delta: -154.8MB). Peak memory consumption was 191.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 8887.38ms. Allocated memory was 442.5MB in the beginning and 585.1MB in the end (delta: 142.6MB). Free memory was 248.0MB in the beginning and 149.6MB in the end (delta: 98.4MB). Peak memory consumption was 242.1MB. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 585.1MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [48] - GenericResultAtLocation [Line: 414]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [414] - GenericResultAtLocation [Line: 428]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [428] - GenericResultAtLocation [Line: 594]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [594] - GenericResultAtLocation [Line: 2119]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2119] - GenericResultAtLocation [Line: 2128]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [2128] - GenericResultAtLocation [Line: 2790]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2790] - GenericResultAtLocation [Line: 3145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3145] - GenericResultAtLocation [Line: 3236]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3236] - GenericResultAtLocation [Line: 3271]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3271] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (cleanupTimeShifts + (-1 * i)) and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.4s. Büchi inclusion checks took 2.9s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.4s AutomataMinimizationTime, 2 MinimizatonAttempts, 4644 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.3s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 35377 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 35376 mSDsluCounter, 81705 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 53666 mSDsCounter, 190 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 253 IncrementalHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 190 mSolverCounterUnsat, 28039 mSDtfsCounter, 253 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital77 mio100 ax100 hnf100 lsp22 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq182 hnf90 smp100 dnf164 smp100 tf104 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s InitialAbstractionConstructionTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-19 07:36:55,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:36:55,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d29912c1-acb5-4dee-937f-c5439ed3ca8a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE