./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/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_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/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_51dcd670-fab9-416b-a899-395d9f2a25a6/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 d96f41c83679efe744540e7fde7918287d6cc79be28bb1ad9b63bf8e0d07ce19 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:18,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:18,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:47:18,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:18,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:18,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:18,874 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:18,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:18,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:18,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:18,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:18,877 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:18,878 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:18,879 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:18,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:18,880 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:18,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:18,881 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:18,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:18,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:18,883 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:18,884 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:18,884 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:18,885 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:18,885 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:18,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:18,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:18,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:18,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:18,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:18,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:18,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:18,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:18,890 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_51dcd670-fab9-416b-a899-395d9f2a25a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d96f41c83679efe744540e7fde7918287d6cc79be28bb1ad9b63bf8e0d07ce19 [2023-11-19 02:47:19,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:19,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:19,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:19,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:19,233 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:19,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2023-11-19 02:47:22,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:22,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:22,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2023-11-19 02:47:22,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/data/e2ee16df1/49734e88127149139f6c5c26ad2ae6ad/FLAGee0a04d6a [2023-11-19 02:47:22,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/data/e2ee16df1/49734e88127149139f6c5c26ad2ae6ad [2023-11-19 02:47:22,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:22,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:22,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:22,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:22,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:22,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726f5216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:22, skipping insertion in model container [2023-11-19 02:47:22,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:22" (1/1) ... [2023-11-19 02:47:22,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:23,266 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_51dcd670-fab9-416b-a899-395d9f2a25a6/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c[34453,34466] [2023-11-19 02:47:23,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:23,481 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:23,491 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Elevator.i","") [48] [2023-11-19 02:47:23,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1596] [2023-11-19 02:47:23,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Floor.i","") [1605] [2023-11-19 02:47:23,493 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2267] [2023-11-19 02:47:23,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [2281] [2023-11-19 02:47:23,494 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Person.i","") [2462] [2023-11-19 02:47:23,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"UnitTests.i","") [2581] [2023-11-19 02:47:23,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2673] [2023-11-19 02:47:23,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [3026] [2023-11-19 02:47:23,496 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3392] [2023-11-19 02:47:23,566 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_51dcd670-fab9-416b-a899-395d9f2a25a6/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c[34453,34466] [2023-11-19 02:47:23,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:23,641 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:23,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23 WrapperNode [2023-11-19 02:47:23,641 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:23,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:23,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:23,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:23,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,680 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,744 INFO L138 Inliner]: procedures = 94, calls = 340, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 1118 [2023-11-19 02:47:23,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:23,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:23,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:23,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:23,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,885 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:23,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:23,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:23,900 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:23,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:23" (1/1) ... [2023-11-19 02:47:23,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:23,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:23,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:23,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51dcd670-fab9-416b-a899-395d9f2a25a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:23,986 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2023-11-19 02:47:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2023-11-19 02:47:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2023-11-19 02:47:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2023-11-19 02:47:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2023-11-19 02:47:23,987 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2023-11-19 02:47:23,987 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2023-11-19 02:47:23,989 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2023-11-19 02:47:23,990 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2023-11-19 02:47:23,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2023-11-19 02:47:23,990 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2023-11-19 02:47:23,990 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2023-11-19 02:47:23,990 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2023-11-19 02:47:23,991 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2023-11-19 02:47:23,991 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:47:23,991 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:47:23,991 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:47:23,991 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:47:23,992 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2023-11-19 02:47:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2023-11-19 02:47:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-11-19 02:47:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-11-19 02:47:23,993 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2023-11-19 02:47:23,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2023-11-19 02:47:23,994 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2023-11-19 02:47:23,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2023-11-19 02:47:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2023-11-19 02:47:23,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2023-11-19 02:47:23,995 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2023-11-19 02:47:23,996 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2023-11-19 02:47:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2023-11-19 02:47:23,996 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2023-11-19 02:47:23,996 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2023-11-19 02:47:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2023-11-19 02:47:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2023-11-19 02:47:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2023-11-19 02:47:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2023-11-19 02:47:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2023-11-19 02:47:23,997 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2023-11-19 02:47:23,997 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2023-11-19 02:47:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2023-11-19 02:47:23,998 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2023-11-19 02:47:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2023-11-19 02:47:23,998 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2023-11-19 02:47:23,998 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2023-11-19 02:47:23,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2023-11-19 02:47:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:23,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:23,999 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2023-11-19 02:47:23,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2023-11-19 02:47:24,288 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:24,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:25,476 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:26,441 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:26,441 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:47:26,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:26 BoogieIcfgContainer [2023-11-19 02:47:26,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:26,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:26,458 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:26,468 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:26,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:26" (1/1) ... [2023-11-19 02:47:26,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 374 states and 594 transitions. [2023-11-19 02:47:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 594 transitions. [2023-11-19 02:47:26,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 02:47:26,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:26,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 373 states and 587 transitions. [2023-11-19 02:47:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 587 transitions. [2023-11-19 02:47:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 02:47:27,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 396 states and 650 transitions. [2023-11-19 02:47:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 650 transitions. [2023-11-19 02:47:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 02:47:28,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:28,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 396 states and 649 transitions. [2023-11-19 02:47:28,747 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 649 transitions. [2023-11-19 02:47:28,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:47:28,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 397 states and 650 transitions. [2023-11-19 02:47:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 650 transitions. [2023-11-19 02:47:29,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:47:29,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:29,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 398 states and 651 transitions. [2023-11-19 02:47:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 651 transitions. [2023-11-19 02:47:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 02:47:29,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 401 states and 654 transitions. [2023-11-19 02:47:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 654 transitions. [2023-11-19 02:47:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:47:29,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 402 states and 655 transitions. [2023-11-19 02:47:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 655 transitions. [2023-11-19 02:47:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:47:30,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 403 states and 656 transitions. [2023-11-19 02:47:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 656 transitions. [2023-11-19 02:47:30,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:47:30,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 404 states and 657 transitions. [2023-11-19 02:47:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 657 transitions. [2023-11-19 02:47:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 02:47:30,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,321 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:32,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 419 states and 702 transitions. [2023-11-19 02:47:32,393 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 702 transitions. [2023-11-19 02:47:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 02:47:32,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 422 states and 705 transitions. [2023-11-19 02:47:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 705 transitions. [2023-11-19 02:47:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:32,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 423 states and 706 transitions. [2023-11-19 02:47:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 706 transitions. [2023-11-19 02:47:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:33,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,545 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 424 states and 707 transitions. [2023-11-19 02:47:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 707 transitions. [2023-11-19 02:47:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 02:47:33,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 427 states and 710 transitions. [2023-11-19 02:47:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 710 transitions. [2023-11-19 02:47:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:33,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:34,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 428 states and 711 transitions. [2023-11-19 02:47:34,293 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 711 transitions. [2023-11-19 02:47:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:34,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:34,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:34,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:34,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 429 states and 712 transitions. [2023-11-19 02:47:34,659 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 712 transitions. [2023-11-19 02:47:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:34,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:34,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 430 states and 713 transitions. [2023-11-19 02:47:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 713 transitions. [2023-11-19 02:47:34,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:47:34,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:34,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:35,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 433 states and 716 transitions. [2023-11-19 02:47:35,303 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 716 transitions. [2023-11-19 02:47:35,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:47:35,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:35,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:35,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:36,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 437 states and 724 transitions. [2023-11-19 02:47:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 724 transitions. [2023-11-19 02:47:36,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 02:47:36,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:36,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 440 states and 728 transitions. [2023-11-19 02:47:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 728 transitions. [2023-11-19 02:47:36,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:47:36,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 443 states and 732 transitions. [2023-11-19 02:47:37,361 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 732 transitions. [2023-11-19 02:47:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:37,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:47:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 443 states and 730 transitions. [2023-11-19 02:47:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 730 transitions. [2023-11-19 02:47:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-19 02:47:38,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:47:38,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 448 states and 745 transitions. [2023-11-19 02:47:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 745 transitions. [2023-11-19 02:47:38,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:47:38,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:47:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 449 states and 746 transitions. [2023-11-19 02:47:38,865 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 746 transitions. [2023-11-19 02:47:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 02:47:38,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,196 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:47:39,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:39,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 454 states and 761 transitions. [2023-11-19 02:47:39,249 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 761 transitions. [2023-11-19 02:47:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 02:47:39,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:47:39,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 455 states and 762 transitions. [2023-11-19 02:47:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 762 transitions. [2023-11-19 02:47:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:47:39,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:39,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 02:47:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 486 states and 843 transitions. [2023-11-19 02:47:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 843 transitions. [2023-11-19 02:47:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:43,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:52,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:52,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:52,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:53,544 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:53,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:53,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:53,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:54,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:54,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:55,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:55,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:56,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:56,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:57,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:57,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:57,157 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:57,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:57,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:58,124 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:58,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:58,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:58,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:58,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:58,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:58,971 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:58,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:59,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:47:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:47:59,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:47:59,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:59,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:48:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:48:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:48:00,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:00,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:01,181 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:01,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:01,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:48:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:48:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:48:01,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:01,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:48:02,002 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:48:02,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:48:02,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:02,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:02,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:48:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:48:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:48:02,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:02,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:48:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:03,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 518 states and 930 transitions. [2023-11-19 02:48:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 930 transitions. [2023-11-19 02:48:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 02:48:03,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:03,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat