./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e3e095c3e35754b69c5b770f69d2f55696576eebdd6e61f09ab7280f663a93f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:47,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:47,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:57:47,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:47,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:47,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:47,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:47,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:47,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:47,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:47,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:47,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:47,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:47,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:47,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:47,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:47,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:47,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:47,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:47,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:47,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:47,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:47,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:47,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:47,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:47,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:47,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:47,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:47,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:47,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:47,958 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:47,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:47,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:47,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e3e095c3e35754b69c5b770f69d2f55696576eebdd6e61f09ab7280f663a93f [2023-11-19 03:57:48,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:48,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:48,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:48,352 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:48,353 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:48,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c [2023-11-19 03:57:51,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:51,935 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:51,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c [2023-11-19 03:57:51,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/data/e8cb91a66/8df214e32f454048aa1c7cbf7c4a6735/FLAGcecbb5697 [2023-11-19 03:57:52,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/data/e8cb91a66/8df214e32f454048aa1c7cbf7c4a6735 [2023-11-19 03:57:52,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:52,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:52,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:52,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:52,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:52,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:52,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6198fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52, skipping insertion in model container [2023-11-19 03:57:52,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:52,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:52,391 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c[8585,8598] [2023-11-19 03:57:52,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:52,715 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:52,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [48] [2023-11-19 03:57:52,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [408] [2023-11-19 03:57:52,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification14_spec.i","") [503] [2023-11-19 03:57:52,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [544] [2023-11-19 03:57:52,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [553] [2023-11-19 03:57:52,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [919] [2023-11-19 03:57:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [1586] [2023-11-19 03:57:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [3177] [2023-11-19 03:57:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3295] [2023-11-19 03:57:52,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [3330] [2023-11-19 03:57:52,759 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/sv-benchmarks/c/product-lines/elevator_spec14_product23.cil.c[8585,8598] [2023-11-19 03:57:52,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:52,890 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:52,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52 WrapperNode [2023-11-19 03:57:52,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:52,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:52,892 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:52,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:52,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:52,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,020 INFO L138 Inliner]: procedures = 93, calls = 340, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 853 [2023-11-19 03:57:53,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:53,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:53,021 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:53,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:53,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:53,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:53,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:53,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:53,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:52" (1/1) ... [2023-11-19 03:57:53,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:53,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:53,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:53,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e142f0e-d0a2-4ded-bbe3-c2fbbcfdd827/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:53,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2023-11-19 03:57:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2023-11-19 03:57:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2023-11-19 03:57:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2023-11-19 03:57:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2023-11-19 03:57:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2023-11-19 03:57:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2023-11-19 03:57:53,182 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2023-11-19 03:57:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2023-11-19 03:57:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2023-11-19 03:57:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2023-11-19 03:57:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2023-11-19 03:57:53,184 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2023-11-19 03:57:53,184 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2023-11-19 03:57:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2023-11-19 03:57:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2023-11-19 03:57:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:57:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:57:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:57:53,185 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:57:53,185 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2023-11-19 03:57:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2023-11-19 03:57:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2023-11-19 03:57:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2023-11-19 03:57:53,186 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2023-11-19 03:57:53,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2023-11-19 03:57:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2023-11-19 03:57:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2023-11-19 03:57:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2023-11-19 03:57:53,187 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2023-11-19 03:57:53,187 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2023-11-19 03:57:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2023-11-19 03:57:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2023-11-19 03:57:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2023-11-19 03:57:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2023-11-19 03:57:53,188 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2023-11-19 03:57:53,188 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2023-11-19 03:57:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2023-11-19 03:57:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2023-11-19 03:57:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2023-11-19 03:57:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2023-11-19 03:57:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2023-11-19 03:57:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2023-11-19 03:57:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2023-11-19 03:57:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2023-11-19 03:57:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2023-11-19 03:57:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2023-11-19 03:57:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2023-11-19 03:57:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2023-11-19 03:57:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2023-11-19 03:57:53,367 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:53,371 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:54,601 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:55,545 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:55,545 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:57:55,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:55 BoogieIcfgContainer [2023-11-19 03:57:55,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:55,556 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:55,556 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:55,567 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:55,567 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:55" (1/1) ... [2023-11-19 03:57:55,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 376 states and 586 transitions. [2023-11-19 03:57:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 586 transitions. [2023-11-19 03:57:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:57:55,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:55,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:56,728 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:57:56,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:56,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 391 states and 616 transitions. [2023-11-19 03:57:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 616 transitions. [2023-11-19 03:57:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:57:57,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:57,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:58,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 397 states and 627 transitions. [2023-11-19 03:57:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 627 transitions. [2023-11-19 03:57:58,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:57:58,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:58,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:58,671 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:57:59,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:59,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 418 states and 673 transitions. [2023-11-19 03:57:59,195 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 673 transitions. [2023-11-19 03:57:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:57:59,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:59,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:59,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:57:59,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:59,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 420 states and 676 transitions. [2023-11-19 03:57:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 676 transitions. [2023-11-19 03:57:59,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-19 03:57:59,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:59,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:00,003 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:58:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 422 states and 679 transitions. [2023-11-19 03:58:00,309 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 679 transitions. [2023-11-19 03:58:00,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:58:00,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:00,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:58:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 429 states and 692 transitions. [2023-11-19 03:58:01,544 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 692 transitions. [2023-11-19 03:58:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:58:01,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:01,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:58:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 431 states and 695 transitions. [2023-11-19 03:58:02,136 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 695 transitions. [2023-11-19 03:58:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:58:02,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,384 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:58:02,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 437 states and 704 transitions. [2023-11-19 03:58:02,431 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 704 transitions. [2023-11-19 03:58:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:58:02,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-19 03:58:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 443 states and 713 transitions. [2023-11-19 03:58:02,941 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 713 transitions. [2023-11-19 03:58:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:58:02,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:02,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-19 03:58:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 446 states and 718 transitions. [2023-11-19 03:58:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 718 transitions. [2023-11-19 03:58:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:58:03,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:03,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-19 03:58:04,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 448 states and 721 transitions. [2023-11-19 03:58:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 721 transitions. [2023-11-19 03:58:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:04,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:04,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:05,853 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:08,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:08,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 458 states and 748 transitions. [2023-11-19 03:58:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 748 transitions. [2023-11-19 03:58:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:08,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:08,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:09,374 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:09,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 458 states and 748 transitions. [2023-11-19 03:58:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 748 transitions. [2023-11-19 03:58:09,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-19 03:58:09,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:09,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:09,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2023-11-19 03:58:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:16,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 481 states and 808 transitions. [2023-11-19 03:58:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 808 transitions. [2023-11-19 03:58:16,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:16,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:16,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 481 states and 808 transitions. [2023-11-19 03:58:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 808 transitions. [2023-11-19 03:58:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:17,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:17,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:18,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 481 states and 808 transitions. [2023-11-19 03:58:18,741 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 808 transitions. [2023-11-19 03:58:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-19 03:58:18,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:18,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-19 03:58:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 501 states and 848 transitions. [2023-11-19 03:58:24,650 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 848 transitions. [2023-11-19 03:58:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:24,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:25,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 501 states and 848 transitions. [2023-11-19 03:58:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 848 transitions. [2023-11-19 03:58:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:58:25,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:25,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:26,160 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:58:26,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:26,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 501 states and 848 transitions. [2023-11-19 03:58:26,532 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 848 transitions. [2023-11-19 03:58:26,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-19 03:58:26,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-19 03:58:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:58:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 503 states and 855 transitions. [2023-11-19 03:58:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 855 transitions. [2023-11-19 03:58:28,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-19 03:58:28,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:58:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:58:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:58:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked.