./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b 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_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:23:00,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:23:00,568 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 22:23:00,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:23:00,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:23:00,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:23:00,619 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:23:00,620 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:23:00,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:23:00,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:23:00,628 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:23:00,629 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:23:00,630 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:23:00,632 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:23:00,632 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:23:00,637 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:23:00,637 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:23:00,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:23:00,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:23:00,639 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:23:00,639 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:23:00,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:23:00,641 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:23:00,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:23:00,642 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:23:00,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:23:00,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:23:00,643 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:23:00,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:23:00,644 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:23:00,645 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:23:00,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:23:00,646 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:23:00,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:23:00,646 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:23:00,647 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:23:00,647 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_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2023-11-06 22:23:00,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:23:01,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:23:01,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:23:01,015 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:23:01,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:23:01,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2023-11-06 22:23:04,200 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:23:04,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:23:04,648 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2023-11-06 22:23:04,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/data/db4e8da42/368c3dee121147ddb33b952cbde90cb9/FLAGd16f848a9 [2023-11-06 22:23:04,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/data/db4e8da42/368c3dee121147ddb33b952cbde90cb9 [2023-11-06 22:23:04,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:23:04,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:23:04,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:23:04,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:23:04,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:23:04,733 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:23:04" (1/1) ... [2023-11-06 22:23:04,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d000219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:04, skipping insertion in model container [2023-11-06 22:23:04,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:23:04" (1/1) ... [2023-11-06 22:23:04,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:23:05,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:23:05,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:23:05,534 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [48] [2023-11-06 22:23:05,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] [2023-11-06 22:23:05,536 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] [2023-11-06 22:23:05,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] [2023-11-06 22:23:05,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] [2023-11-06 22:23:05,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] [2023-11-06 22:23:05,537 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] [2023-11-06 22:23:05,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] [2023-11-06 22:23:05,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] [2023-11-06 22:23:05,538 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] [2023-11-06 22:23:05,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:23:05,703 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:23:05,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05 WrapperNode [2023-11-06 22:23:05,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:23:05,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:23:05,706 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:23:05,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:23:05,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:05,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,090 INFO L138 Inliner]: procedures = 97, calls = 346, calls flagged for inlining = 198, calls inlined = 621, statements flattened = 18366 [2023-11-06 22:23:06,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:23:06,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:23:06,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:23:06,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:23:06,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:23:06,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:23:06,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:23:06,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:23:06,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (1/1) ... [2023-11-06 22:23:06,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:06,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:06,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:06,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:23:06,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:23:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:23:06,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:23:06,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:23:07,082 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:23:07,084 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:23:16,205 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:23:16,249 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:23:16,251 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:23:16,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:23:16 BoogieIcfgContainer [2023-11-06 22:23:16,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:23:16,262 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:23:16,262 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:23:16,266 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:23:16,267 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:23:16,267 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:23:04" (1/3) ... [2023-11-06 22:23:16,269 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3932255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:23:16, skipping insertion in model container [2023-11-06 22:23:16,269 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:23:16,269 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:23:05" (2/3) ... [2023-11-06 22:23:16,271 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3932255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:23:16, skipping insertion in model container [2023-11-06 22:23:16,272 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:23:16,272 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:23:16" (3/3) ... [2023-11-06 22:23:16,273 INFO L332 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2023-11-06 22:23:16,443 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:23:16,443 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:23:16,444 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:23:16,445 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:23:16,445 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:23:16,445 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:23:16,446 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:23:16,446 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:23:16,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 5178 states, 5177 states have (on average 1.8622754491017963) internal successors, (9641), 5177 states have internal predecessors, (9641), 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) [2023-11-06 22:23:16,610 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2570 [2023-11-06 22:23:16,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:23:16,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:23:16,626 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] [2023-11-06 22:23:16,626 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] [2023-11-06 22:23:16,626 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:23:16,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 5178 states, 5177 states have (on average 1.8622754491017963) internal successors, (9641), 5177 states have internal predecessors, (9641), 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) [2023-11-06 22:23:16,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2570 [2023-11-06 22:23:16,729 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:23:16,729 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:23:16,733 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] [2023-11-06 22:23:16,733 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] [2023-11-06 22:23:16,740 INFO L748 eck$LassoCheckResult]: Stem: 191#$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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12; 5062#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret127#1, main_~retValue_acc~29#1, main_~tmp~27#1;havoc main_~retValue_acc~29#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 3590#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3219#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~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 751#valid_product_returnLabel#1true main_#t~ret127#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret127#1;havoc main_#t~ret127#1; 4165#L3348true assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 1705#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; 4475#__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~ret120#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 2501#L763true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 2790#getOrigin_returnLabel#1true bigMacCall_#t~ret120#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret120#1;havoc bigMacCall_#t~ret120#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 5004#L409true assume 0 == initPersonOnFloor_~floor#1; 3688#L410true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1171#L517-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 2822#L201true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 3424#L213-2true havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 1097#initPersonOnFloor_returnLabel#1true havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 494#bigMacCall_returnLabel#1true havoc bigMacCall_#t~ret120#1, bigMacCall_~tmp~24#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret121#1, cleanup_#t~ret122#1, cleanup_~i~1#1, cleanup_~tmp~25#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 779#areDoorsOpen_returnLabel#1true timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 3419#L2090true assume 0 != timeShift_~tmp~12#1; 4008#L2091true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 4032#L2090-1true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 1315#getCurrentFloorID_returnLabel#7true __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 1858#L1198-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 2257#isEmpty_returnLabel#13true __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 3612#L2908true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~5#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; 666#L2918-1true havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 4744#timeShift_returnLabel#1true havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 3712#L3154-2true [2023-11-06 22:23:16,741 INFO L750 eck$LassoCheckResult]: Loop: 3712#L3154-2true assume !false; 2490#L3155true cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 3962#L3158true assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 3582#isBlocked_returnLabel#1true cleanup_#t~ret121#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret121#1;havoc cleanup_#t~ret121#1; 7#L3162true assume 1 != cleanup_~tmp___0~9#1; 5018#L3162-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~4#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~3#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 4739#L138-50true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 4701#isFloorCalling_returnLabel#51true anyStopRequested_#t~ret8#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret8#1;havoc anyStopRequested_#t~ret8#1; 1020#L1246true assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 158#anyStopRequested_returnLabel#1true isIdle_#t~ret13#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~4#1 := isIdle_#t~ret13#1;havoc isIdle_#t~ret13#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~4#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 1241#isIdle_returnLabel#1true cleanup_#t~ret122#1 := isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret122#1;havoc cleanup_#t~ret122#1; 1314#L3174true assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 3838#areDoorsOpen_returnLabel#3true timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 2491#L2090-2true assume 0 != timeShift_~tmp~12#1; 1264#L2091-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 200#L2090-3true assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 2373#getCurrentFloorID_returnLabel#14true __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 3078#L1198-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 5121#isEmpty_returnLabel#26true __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 2367#L2908-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~5#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; 4141#L2918-3true havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 2190#timeShift_returnLabel#2true havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 3712#L3154-2true [2023-11-06 22:23:16,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:16,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1768245152, now seen corresponding path program 1 times [2023-11-06 22:23:16,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:16,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123821937] [2023-11-06 22:23:16,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:16,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:17,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:23:17,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123821937] [2023-11-06 22:23:17,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123821937] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:23:17,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:23:17,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:23:17,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961209161] [2023-11-06 22:23:17,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:23:17,229 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:23:17,232 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:17,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1212899440, now seen corresponding path program 1 times [2023-11-06 22:23:17,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:17,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547209442] [2023-11-06 22:23:17,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:17,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:17,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:23:17,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547209442] [2023-11-06 22:23:17,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547209442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:23:17,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:23:17,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:23:17,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957783817] [2023-11-06 22:23:17,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:23:17,328 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:23:17,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:23:17,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:23:17,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:23:17,380 INFO L87 Difference]: Start difference. First operand has 5178 states, 5177 states have (on average 1.8622754491017963) internal successors, (9641), 5177 states have internal predecessors, (9641), 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) [2023-11-06 22:23:18,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:23:18,470 INFO L93 Difference]: Finished difference Result 9396 states and 17487 transitions. [2023-11-06 22:23:18,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9396 states and 17487 transitions. [2023-11-06 22:23:18,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5063 [2023-11-06 22:23:18,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9396 states to 9360 states and 17446 transitions. [2023-11-06 22:23:18,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9360 [2023-11-06 22:23:18,709 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9360 [2023-11-06 22:23:18,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9360 states and 17446 transitions. [2023-11-06 22:23:18,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:23:18,736 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9360 states and 17446 transitions. [2023-11-06 22:23:18,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9360 states and 17446 transitions. [2023-11-06 22:23:18,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9360 to 5154. [2023-11-06 22:23:18,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5154 states, 5154 states have (on average 1.8639891346526969) internal successors, (9607), 5153 states have internal predecessors, (9607), 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) [2023-11-06 22:23:18,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5154 states to 5154 states and 9607 transitions. [2023-11-06 22:23:18,987 INFO L240 hiAutomatonCegarLoop]: Abstraction has 5154 states and 9607 transitions. [2023-11-06 22:23:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:23:18,993 INFO L428 stractBuchiCegarLoop]: Abstraction has 5154 states and 9607 transitions. [2023-11-06 22:23:18,993 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:23:18,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5154 states and 9607 transitions. [2023-11-06 22:23:19,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2572 [2023-11-06 22:23:19,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:23:19,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:23:19,028 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] [2023-11-06 22:23:19,028 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] [2023-11-06 22:23:19,029 INFO L748 eck$LassoCheckResult]: Stem: 15067#$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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12; 15068#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret127#1, main_~retValue_acc~29#1, main_~tmp~27#1;havoc main_~retValue_acc~29#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 19317#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 19097#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~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 16204#valid_product_returnLabel#1 main_#t~ret127#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret127#1;havoc main_#t~ret127#1; 16205#L3348 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 17655#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; 17656#__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~ret120#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 18513#L763 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 17083#getOrigin_returnLabel#1 bigMacCall_#t~ret120#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret120#1;havoc bigMacCall_#t~ret120#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 18769#L409 assume 0 == initPersonOnFloor_~floor#1; 19363#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 14970#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 16909#L201 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 16725#L213-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 16787#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 15719#bigMacCall_returnLabel#1 havoc bigMacCall_#t~ret120#1, bigMacCall_~tmp~24#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret121#1, cleanup_#t~ret122#1, cleanup_~i~1#1, cleanup_~tmp~25#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 15720#areDoorsOpen_returnLabel#1 timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 16245#L2090 assume 0 != timeShift_~tmp~12#1; 19222#L2091 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 16804#L2090-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 17122#getCurrentFloorID_returnLabel#7 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 17123#L1198-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 15355#isEmpty_returnLabel#13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 19329#L2908 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~5#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 19330#areDoorsOpen_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 19209#L2918 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 14651#L2918-1 havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 16038#timeShift_returnLabel#1 havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 18183#L3154-2 [2023-11-06 22:23:19,029 INFO L750 eck$LassoCheckResult]: Loop: 18183#L3154-2 assume !false; 18501#L3155 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 18502#L3158 assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 19314#isBlocked_returnLabel#1 cleanup_#t~ret121#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret121#1;havoc cleanup_#t~ret121#1; 14600#L3162 assume 1 != cleanup_~tmp___0~9#1; 14601#L3162-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~4#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~3#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 19707#L138-50 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 16147#isFloorCalling_returnLabel#51 anyStopRequested_#t~ret8#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret8#1;havoc anyStopRequested_#t~ret8#1; 16652#L1246 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 14993#anyStopRequested_returnLabel#1 isIdle_#t~ret13#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~4#1 := isIdle_#t~ret13#1;havoc isIdle_#t~ret13#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~4#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 14994#isIdle_returnLabel#1 cleanup_#t~ret122#1 := isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret122#1;havoc cleanup_#t~ret122#1; 17026#L3174 assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 17121#areDoorsOpen_returnLabel#3 timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 18503#L2090-2 assume 0 != timeShift_~tmp~12#1; 17052#L2091-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 15087#L2090-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 15088#getCurrentFloorID_returnLabel#14 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 18383#L1198-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 18210#isEmpty_returnLabel#26 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 18378#L2908-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~5#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 18379#areDoorsOpen_returnLabel#4 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 19061#L2918-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1); 16567#L2918-3 havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 18182#timeShift_returnLabel#2 havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 18183#L3154-2 [2023-11-06 22:23:19,030 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:19,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1523253821, now seen corresponding path program 1 times [2023-11-06 22:23:19,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:19,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933851254] [2023-11-06 22:23:19,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:19,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:19,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:19,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:23:19,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933851254] [2023-11-06 22:23:19,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933851254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:23:19,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:23:19,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:23:19,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22246108] [2023-11-06 22:23:19,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:23:19,115 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:23:19,116 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:19,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1659633677, now seen corresponding path program 1 times [2023-11-06 22:23:19,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:19,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293286972] [2023-11-06 22:23:19,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:19,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:19,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:23:19,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293286972] [2023-11-06 22:23:19,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293286972] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:23:19,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:23:19,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:23:19,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016506694] [2023-11-06 22:23:19,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:23:19,256 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:23:19,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:23:19,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:23:19,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:23:19,258 INFO L87 Difference]: Start difference. First operand 5154 states and 9607 transitions. cyclomatic complexity: 4454 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) [2023-11-06 22:23:19,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:23:19,873 INFO L93 Difference]: Finished difference Result 5153 states and 9517 transitions. [2023-11-06 22:23:19,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5153 states and 9517 transitions. [2023-11-06 22:23:19,915 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3463 [2023-11-06 22:23:19,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5153 states to 5153 states and 9517 transitions. [2023-11-06 22:23:19,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5153 [2023-11-06 22:23:19,979 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5153 [2023-11-06 22:23:19,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5153 states and 9517 transitions. [2023-11-06 22:23:19,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:23:19,989 INFO L218 hiAutomatonCegarLoop]: Abstraction has 5153 states and 9517 transitions. [2023-11-06 22:23:20,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5153 states and 9517 transitions. [2023-11-06 22:23:20,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5153 to 4603. [2023-11-06 22:23:20,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4603 states, 4603 states have (on average 1.8572669997827504) internal successors, (8549), 4602 states have internal predecessors, (8549), 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) [2023-11-06 22:23:20,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4603 states to 4603 states and 8549 transitions. [2023-11-06 22:23:20,142 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4603 states and 8549 transitions. [2023-11-06 22:23:20,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:23:20,144 INFO L428 stractBuchiCegarLoop]: Abstraction has 4603 states and 8549 transitions. [2023-11-06 22:23:20,144 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 22:23:20,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4603 states and 8549 transitions. [2023-11-06 22:23:20,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2946 [2023-11-06 22:23:20,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:23:20,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:23:20,179 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] [2023-11-06 22:23:20,180 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] [2023-11-06 22:23:20,180 INFO L748 eck$LassoCheckResult]: Stem: 25300#$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(10, 4);call #Ultimate.allocInit(4, 5);call write~init~int(91, 5, 0, 1);call write~init~int(95, 5, 1, 1);call write~init~int(93, 5, 2, 1);call write~init~int(0, 5, 3, 1);call #Ultimate.allocInit(4, 6);call write~init~int(91, 6, 0, 1);call write~init~int(93, 6, 1, 1);call write~init~int(32, 6, 2, 1);call write~init~int(0, 6, 3, 1);call #Ultimate.allocInit(5, 7);call write~init~int(32, 7, 0, 1);call write~init~int(97, 7, 1, 1);call write~init~int(116, 7, 2, 1);call write~init~int(32, 7, 3, 1);call write~init~int(0, 7, 4, 1);call #Ultimate.allocInit(3, 8);call write~init~int(37, 8, 0, 1);call write~init~int(105, 8, 1, 1);call write~init~int(0, 8, 2, 1);call #Ultimate.allocInit(10, 9);call #Ultimate.allocInit(3, 10);call write~init~int(117, 10, 0, 1);call write~init~int(112, 10, 1, 1);call write~init~int(0, 10, 2, 1);call #Ultimate.allocInit(5, 11);call write~init~int(100, 11, 0, 1);call write~init~int(111, 11, 1, 1);call write~init~int(119, 11, 2, 1);call write~init~int(110, 11, 3, 1);call write~init~int(0, 11, 4, 1);call #Ultimate.allocInit(7, 12);call write~init~int(32, 12, 0, 1);call write~init~int(73, 12, 1, 1);call write~init~int(76, 12, 2, 1);call write~init~int(95, 12, 3, 1);call write~init~int(112, 12, 4, 1);call write~init~int(58, 12, 5, 1);call write~init~int(0, 12, 6, 1);call #Ultimate.allocInit(4, 13);call write~init~int(32, 13, 0, 1);call write~init~int(37, 13, 1, 1);call write~init~int(105, 13, 2, 1);call write~init~int(0, 13, 3, 1);call #Ultimate.allocInit(4, 14);call write~init~int(32, 14, 0, 1);call write~init~int(37, 14, 1, 1);call write~init~int(105, 14, 2, 1);call write~init~int(0, 14, 3, 1);call #Ultimate.allocInit(4, 15);call write~init~int(32, 15, 0, 1);call write~init~int(37, 15, 1, 1);call write~init~int(105, 15, 2, 1);call write~init~int(0, 15, 3, 1);call #Ultimate.allocInit(4, 16);call write~init~int(32, 16, 0, 1);call write~init~int(37, 16, 1, 1);call write~init~int(105, 16, 2, 1);call write~init~int(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int(32, 17, 0, 1);call write~init~int(37, 17, 1, 1);call write~init~int(105, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(6, 18);call write~init~int(32, 18, 0, 1);call write~init~int(70, 18, 1, 1);call write~init~int(95, 18, 2, 1);call write~init~int(112, 18, 3, 1);call write~init~int(58, 18, 4, 1);call write~init~int(0, 18, 5, 1);call #Ultimate.allocInit(4, 19);call write~init~int(32, 19, 0, 1);call write~init~int(37, 19, 1, 1);call write~init~int(105, 19, 2, 1);call write~init~int(0, 19, 3, 1);call #Ultimate.allocInit(4, 20);call write~init~int(32, 20, 0, 1);call write~init~int(37, 20, 1, 1);call write~init~int(105, 20, 2, 1);call write~init~int(0, 20, 3, 1);call #Ultimate.allocInit(4, 21);call write~init~int(32, 21, 0, 1);call write~init~int(37, 21, 1, 1);call write~init~int(105, 21, 2, 1);call write~init~int(0, 21, 3, 1);call #Ultimate.allocInit(4, 22);call write~init~int(32, 22, 0, 1);call write~init~int(37, 22, 1, 1);call write~init~int(105, 22, 2, 1);call write~init~int(0, 22, 3, 1);call #Ultimate.allocInit(4, 23);call write~init~int(32, 23, 0, 1);call write~init~int(37, 23, 1, 1);call write~init~int(105, 23, 2, 1);call write~init~int(0, 23, 3, 1);call #Ultimate.allocInit(2, 24);call write~init~int(10, 24, 0, 1);call write~init~int(0, 24, 1, 1);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(21, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(21, 31);call #Ultimate.allocInit(30, 32);call #Ultimate.allocInit(9, 33);call #Ultimate.allocInit(25, 34);call #Ultimate.allocInit(30, 35);call #Ultimate.allocInit(9, 36);call #Ultimate.allocInit(25, 37);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~cleanupTimeShifts~0 := 12; 25301#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret127#1, main_~retValue_acc~29#1, main_~tmp~27#1;havoc main_~retValue_acc~29#1;havoc main_~tmp~27#1;assume { :begin_inline_select_helpers } true; 28619#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 28434#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~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 26152#valid_product_returnLabel#1 main_#t~ret127#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;assume { :end_inline_valid_product } true;main_~tmp~27#1 := main_#t~ret127#1;havoc main_#t~ret127#1; 26153#L3348 assume 0 != main_~tmp~27#1;assume { :begin_inline_setup } true; 27301#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; 27302#__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~ret120#1, bigMacCall_~tmp~24#1;havoc bigMacCall_~tmp~24#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~4#1; 27963#L763 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~4#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~4#1; 26859#getOrigin_returnLabel#1 bigMacCall_#t~ret120#1 := getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~4#1;havoc getOrigin_#in~person#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24#1 := bigMacCall_#t~ret120#1;havoc bigMacCall_#t~ret120#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~24#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 28175#L409 assume 0 == initPersonOnFloor_~floor#1; 28661#L410 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 25223#L517-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1; 26718#L201 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 26569#L213-2 havoc callOnFloor_~floorID#1;havoc callOnFloor_#in~floorID#1;assume { :end_inline_callOnFloor } true; 26618#initPersonOnFloor_returnLabel#1 havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;havoc initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1;assume { :end_inline_initPersonOnFloor } true; 25784#bigMacCall_returnLabel#1 havoc bigMacCall_#t~ret120#1, bigMacCall_~tmp~24#1;assume { :end_inline_bigMacCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret121#1, cleanup_#t~ret122#1, cleanup_~i~1#1, cleanup_~tmp~25#1, cleanup_~tmp___0~9#1, cleanup_~__cil_tmp4~2#1;havoc cleanup_~i~1#1;havoc cleanup_~tmp~25#1;havoc cleanup_~tmp___0~9#1;havoc cleanup_~__cil_tmp4~2#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 25785#areDoorsOpen_returnLabel#1 timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 26180#L2090 assume 0 != timeShift_~tmp~12#1; 28535#L2091 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 26630#L2090-1 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 26892#getCurrentFloorID_returnLabel#7 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 26893#L1198-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 25511#isEmpty_returnLabel#13 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 28630#L2908 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~5#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 28631#areDoorsOpen_returnLabel#2 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 28522#L2918 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1; 28523#L2919 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 24976#L2920 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 24978#L2918-1 havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 26024#timeShift_returnLabel#1 havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 0; 27698#L3154-2 [2023-11-06 22:23:20,181 INFO L750 eck$LassoCheckResult]: Loop: 27698#L3154-2 assume !false; 27952#L3155 cleanup_~__cil_tmp4~2#1 := ~cleanupTimeShifts~0 - 1; 27953#L3158 assume cleanup_~i~1#1 < cleanup_~__cil_tmp4~2#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;havoc isBlocked_~retValue_acc~8#1;isBlocked_~retValue_acc~8#1 := ~blocked~0;isBlocked_#res#1 := isBlocked_~retValue_acc~8#1; 28616#isBlocked_returnLabel#1 cleanup_#t~ret121#1 := isBlocked_#res#1;havoc isBlocked_~retValue_acc~8#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~9#1 := cleanup_#t~ret121#1;havoc cleanup_#t~ret121#1; 24933#L3162 assume 1 != cleanup_~tmp___0~9#1; 24934#L3162-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;havoc isIdle_~retValue_acc~15#1;havoc isIdle_~tmp~4#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;havoc anyStopRequested_~retValue_acc~14#1;havoc anyStopRequested_~tmp~3#1;havoc anyStopRequested_~tmp___0~0#1;havoc anyStopRequested_~tmp___1~0#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~0#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~0#1; 28949#L138-50 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~0#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~0#1; 26106#isFloorCalling_returnLabel#51 anyStopRequested_#t~ret8#1 := isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~0#1;havoc isFloorCalling_#in~floorID#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0#1 := anyStopRequested_#t~ret8#1;havoc anyStopRequested_#t~ret8#1; 26502#L1246 assume 0 != anyStopRequested_~tmp___3~0#1;anyStopRequested_~retValue_acc~14#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~14#1; 25244#anyStopRequested_returnLabel#1 isIdle_#t~ret13#1 := anyStopRequested_#res#1;havoc anyStopRequested_#t~ret8#1, anyStopRequested_#t~ret9#1, anyStopRequested_#t~ret10#1, anyStopRequested_#t~ret11#1, anyStopRequested_#t~ret12#1, anyStopRequested_~retValue_acc~14#1, anyStopRequested_~tmp~3#1, anyStopRequested_~tmp___0~0#1, anyStopRequested_~tmp___1~0#1, anyStopRequested_~tmp___2~0#1, anyStopRequested_~tmp___3~0#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~4#1 := isIdle_#t~ret13#1;havoc isIdle_#t~ret13#1;isIdle_~retValue_acc~15#1 := (if 0 == isIdle_~tmp~4#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~15#1; 25245#isIdle_returnLabel#1 cleanup_#t~ret122#1 := isIdle_#res#1;havoc isIdle_#t~ret13#1, isIdle_~retValue_acc~15#1, isIdle_~tmp~4#1;assume { :end_inline_isIdle } true;cleanup_~tmp~25#1 := cleanup_#t~ret122#1;havoc cleanup_#t~ret122#1; 26811#L3174 assume !(0 != cleanup_~tmp~25#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;havoc timeShift_~tmp~12#1;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 26891#areDoorsOpen_returnLabel#3 timeShift_#t~ret58#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~12#1 := timeShift_#t~ret58#1;havoc timeShift_#t~ret58#1; 27954#L2090-2 assume 0 != timeShift_~tmp~12#1; 26831#L2091-3 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 25315#L2090-3 assume { :begin_inline___utac_acc__Specification9_spec__3 } true;havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;havoc __utac_acc__Specification9_spec__3_~floor~0#1;havoc __utac_acc__Specification9_spec__3_~tmp~18#1;havoc __utac_acc__Specification9_spec__3_~tmp___0~8#1;havoc __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;havoc getCurrentFloorID_~retValue_acc~9#1;getCurrentFloorID_~retValue_acc~9#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~9#1; 25316#getCurrentFloorID_returnLabel#14 __utac_acc__Specification9_spec__3_#t~ret111#1 := getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~9#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification9_spec__3_~tmp~18#1 := __utac_acc__Specification9_spec__3_#t~ret111#1;havoc __utac_acc__Specification9_spec__3_#t~ret111#1;__utac_acc__Specification9_spec__3_~floor~0#1 := __utac_acc__Specification9_spec__3_~tmp~18#1;assume { :begin_inline_isEmpty } true;havoc isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;havoc isEmpty_~retValue_acc~13#1; 27854#L1198-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~13#1 := 0;isEmpty_#res#1 := isEmpty_~retValue_acc~13#1; 29284#isEmpty_returnLabel#26 __utac_acc__Specification9_spec__3_#t~ret112#1 := isEmpty_#res#1;havoc isEmpty_~retValue_acc~13#1;assume { :end_inline_isEmpty } true;__utac_acc__Specification9_spec__3_~tmp___1~5#1 := __utac_acc__Specification9_spec__3_#t~ret112#1;havoc __utac_acc__Specification9_spec__3_#t~ret112#1; 27850#L2908-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~5#1);assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;havoc areDoorsOpen_~retValue_acc~10#1;areDoorsOpen_~retValue_acc~10#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~10#1; 27851#areDoorsOpen_returnLabel#4 __utac_acc__Specification9_spec__3_#t~ret113#1 := areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~10#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification9_spec__3_~tmp___0~8#1 := __utac_acc__Specification9_spec__3_#t~ret113#1;havoc __utac_acc__Specification9_spec__3_#t~ret113#1; 28404#L2918-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~8#1; 28927#L2919-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0#1; 28974#L2920-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 28823#L2918-3 havoc __utac_acc__Specification9_spec__3_#t~ret111#1, __utac_acc__Specification9_spec__3_#t~ret112#1, __utac_acc__Specification9_spec__3_#t~ret113#1, __utac_acc__Specification9_spec__3_~floor~0#1, __utac_acc__Specification9_spec__3_~tmp~18#1, __utac_acc__Specification9_spec__3_~tmp___0~8#1, __utac_acc__Specification9_spec__3_~tmp___1~5#1;assume { :end_inline___utac_acc__Specification9_spec__3 } true; 27697#timeShift_returnLabel#2 havoc timeShift_#t~ret58#1, timeShift_~tmp~12#1;assume { :end_inline_timeShift } true;cleanup_~i~1#1 := 1 + cleanup_~i~1#1; 27698#L3154-2 [2023-11-06 22:23:20,181 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:20,181 INFO L85 PathProgramCache]: Analyzing trace with hash 678149864, now seen corresponding path program 1 times [2023-11-06 22:23:20,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:20,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246747900] [2023-11-06 22:23:20,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:20,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:20,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:23:20,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246747900] [2023-11-06 22:23:20,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246747900] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:23:20,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:23:20,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:23:20,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731615915] [2023-11-06 22:23:20,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:23:20,291 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:23:20,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:20,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1533486248, now seen corresponding path program 1 times [2023-11-06 22:23:20,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:23:20,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891965848] [2023-11-06 22:23:20,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:23:20,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:23:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:23:20,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:23:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:23:20,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:23:20,870 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:23:20,870 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:23:20,870 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:23:20,870 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:23:20,871 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 22:23:20,871 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:20,871 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:23:20,871 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:23:20,871 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product28.cil.c_Iteration3_Loop [2023-11-06 22:23:20,871 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:23:20,871 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:23:20,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:20,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:21,369 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:23:21,369 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 22:23:21,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:23:21,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,441 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,467 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,467 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_~retValue_acc~9#1=0} Honda state: {ULTIMATE.start_getCurrentFloorID_~retValue_acc~9#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,475 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,504 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,504 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_~floorID#1=0} Honda state: {ULTIMATE.start_isFloorCalling_~floorID#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:23:21,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-06 22:23:21,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,522 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:23:21,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,543 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,566 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,566 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret112#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_#t~ret112#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,577 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:23:21,587 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,587 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,609 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,609 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~currentFloorID~0=0} Honda state: {~currentFloorID~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,623 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,628 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:23:21,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,652 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res#1=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,662 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,675 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:23:21,706 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,706 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret121#1=0} Honda state: {ULTIMATE.start_cleanup_#t~ret121#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,717 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,731 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:23:21,761 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,761 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~8#1=0} Honda state: {ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,766 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:23:21,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,769 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,781 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,781 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,785 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:23:21,788 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,788 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,821 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 22:23:21,821 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_~tmp~25#1=0} Honda state: {ULTIMATE.start_cleanup_~tmp~25#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-06 22:23:21,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,834 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 22:23:21,847 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:21,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:23:21,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:21,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:21,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:21,875 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:21,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:23:21,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 22:23:21,882 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 22:23:22,535 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 22:23:22,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:22,539 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:23:22,539 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:23:22,539 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:23:22,539 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:23:22,539 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:23:22,539 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:22,539 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:23:22,539 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:23:22,540 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product28.cil.c_Iteration3_Loop [2023-11-06 22:23:22,540 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:23:22,540 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:23:22,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,659 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:22,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:23:23,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:23:23,019 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:23:23,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,022 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,031 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 [2023-11-06 22:23:23,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:23:23,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,071 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,081 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 [2023-11-06 22:23:23,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:23:23,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,117 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,127 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 [2023-11-06 22:23:23,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:23:23,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,164 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,169 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 [2023-11-06 22:23:23,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:23:23,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,212 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,223 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 [2023-11-06 22:23:23,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:23:23,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,258 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,267 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 [2023-11-06 22:23:23,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:23:23,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,301 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,314 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 [2023-11-06 22:23:23,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:23:23,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,360 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,374 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 [2023-11-06 22:23:23,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:23:23,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,423 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,432 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 [2023-11-06 22:23:23,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:23:23,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,468 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,472 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 [2023-11-06 22:23:23,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:23:23,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,507 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,512 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 [2023-11-06 22:23:23,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:23:23,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,546 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,551 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 [2023-11-06 22:23:23,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:23:23,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:23:23,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,586 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,590 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 [2023-11-06 22:23:23,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:23:23,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:23:23,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:23:23,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:23:23,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:23:23,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:23:23,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:23:23,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:23:23,625 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:23:23,631 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2023-11-06 22:23:23,631 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-06 22:23:23,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:23:23,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:23:23,658 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:23:23,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:23:23,663 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:23:23,663 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-06 22:23:23,663 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:23:23,664 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 [] [2023-11-06 22:23:23,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:23,675 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-06 22:23:23,701 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:23:23,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:23,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:23:23,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:23:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:23:23,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:23:23,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:23:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:23:24,115 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 [2023-11-06 22:23:24,117 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4603 states and 8549 transitions. cyclomatic complexity: 3947 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) [2023-11-06 22:23:24,603 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4603 states and 8549 transitions. cyclomatic complexity: 3947. 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 7549 states and 14024 transitions. Complement of second has 8 states. [2023-11-06 22:23:24,605 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 [2023-11-06 22:23:24,606 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) [2023-11-06 22:23:24,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7272 transitions. [2023-11-06 22:23:24,616 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7272 transitions. Stem has 31 letters. Loop has 26 letters. [2023-11-06 22:23:24,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:23:24,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7272 transitions. Stem has 57 letters. Loop has 26 letters. [2023-11-06 22:23:24,618 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:23:24,618 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 7272 transitions. Stem has 31 letters. Loop has 52 letters. [2023-11-06 22:23:24,619 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:23:24,620 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7549 states and 14024 transitions. [2023-11-06 22:23:24,673 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:23:24,674 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7549 states to 0 states and 0 transitions. [2023-11-06 22:23:24,674 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:23:24,674 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:23:24,674 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:23:24,674 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:23:24,675 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:23:24,675 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:23:24,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:23:24,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:23:24,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:23:24,676 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) [2023-11-06 22:23:24,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:23:24,676 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2023-11-06 22:23:24,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2023-11-06 22:23:24,676 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:23:24,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:23:24,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:23:24,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:23:24,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:23:24,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:23:24,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:23:24,677 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:23:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:23:24,678 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:23:24,679 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 22:23:24,679 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:23:24,679 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:23:24,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:23:24,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:23:24 BoogieIcfgContainer [2023-11-06 22:23:24,687 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:23:24,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:23:24,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:23:24,688 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:23:24,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:23:16" (3/4) ... [2023-11-06 22:23:24,690 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:23:24,691 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:23:24,692 INFO L158 Benchmark]: Toolchain (without parser) took 19972.84ms. Allocated memory was 119.5MB in the beginning and 606.1MB in the end (delta: 486.5MB). Free memory was 71.5MB in the beginning and 150.5MB in the end (delta: -79.0MB). Peak memory consumption was 407.9MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,692 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 119.5MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:23:24,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 979.75ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 71.5MB in the beginning and 97.2MB in the end (delta: -25.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,693 INFO L158 Benchmark]: Boogie Procedure Inliner took 385.97ms. Allocated memory is still 148.9MB. Free memory was 97.2MB in the beginning and 93.0MB in the end (delta: 4.2MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,694 INFO L158 Benchmark]: Boogie Preprocessor took 710.06ms. Allocated memory is still 148.9MB. Free memory was 93.0MB in the beginning and 66.4MB in the end (delta: 26.6MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,694 INFO L158 Benchmark]: RCFGBuilder took 9457.81ms. Allocated memory was 148.9MB in the beginning and 408.9MB in the end (delta: 260.0MB). Free memory was 66.4MB in the beginning and 227.6MB in the end (delta: -161.2MB). Peak memory consumption was 199.4MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,695 INFO L158 Benchmark]: BuchiAutomizer took 8424.93ms. Allocated memory was 408.9MB in the beginning and 606.1MB in the end (delta: 197.1MB). Free memory was 227.6MB in the beginning and 150.5MB in the end (delta: 77.1MB). Peak memory consumption was 274.3MB. Max. memory is 16.1GB. [2023-11-06 22:23:24,695 INFO L158 Benchmark]: Witness Printer took 3.65ms. Allocated memory is still 606.1MB. Free memory is still 150.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:23:24,698 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 119.5MB. Free memory was 87.4MB in the beginning and 87.4MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 979.75ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 71.5MB in the beginning and 97.2MB in the end (delta: -25.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 385.97ms. Allocated memory is still 148.9MB. Free memory was 97.2MB in the beginning and 93.0MB in the end (delta: 4.2MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 710.06ms. Allocated memory is still 148.9MB. Free memory was 93.0MB in the beginning and 66.4MB in the end (delta: 26.6MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * RCFGBuilder took 9457.81ms. Allocated memory was 148.9MB in the beginning and 408.9MB in the end (delta: 260.0MB). Free memory was 66.4MB in the beginning and 227.6MB in the end (delta: -161.2MB). Peak memory consumption was 199.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 8424.93ms. Allocated memory was 408.9MB in the beginning and 606.1MB in the end (delta: 197.1MB). Free memory was 227.6MB in the beginning and 150.5MB in the end (delta: 77.1MB). Peak memory consumption was 274.3MB. Max. memory is 16.1GB. * Witness Printer took 3.65ms. Allocated memory is still 606.1MB. Free memory is still 150.5MB. 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,"Floor.i","") [48] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [716] - GenericResultAtLocation [Line: 837]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [837] - GenericResultAtLocation [Line: 875]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [875] - GenericResultAtLocation [Line: 2483]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2483] - GenericResultAtLocation [Line: 2849]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification9_spec.i","") [2849] - GenericResultAtLocation [Line: 3009]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [3009] - GenericResultAtLocation [Line: 3361]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3361] - GenericResultAtLocation [Line: 3373]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [3373] - GenericResultAtLocation [Line: 3464]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [3464] * 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 8.3s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.4s. Büchi inclusion checks took 3.0s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.4s AutomataMinimizationTime, 2 MinimizatonAttempts, 4756 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, 36719 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36718 mSDsluCounter, 84110 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 55205 mSDsCounter, 190 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 253 IncrementalHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 190 mSolverCounterUnsat, 28905 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: 40ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 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! [2023-11-06 22:23:24,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:23:24,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a84cb2a-79ab-4744-878c-59fc57272ec8/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE