./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.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_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/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_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/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_4c456a46-ce45-4ad8-893d-c236539b3b4b/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 4c4adbf609ddd472cb6a462753c6f5cc9af64c97af02da4060f4102700285790 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:37,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:38,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:24:38,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:38,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:38,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:38,140 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:38,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:38,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:38,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:38,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:38,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:38,150 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:38,152 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:38,152 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:38,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:38,153 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:38,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:38,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:38,155 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:38,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:38,156 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:38,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:38,157 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:38,158 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:38,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:38,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:38,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:38,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:38,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:38,162 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:38,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:38,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:38,163 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_4c456a46-ce45-4ad8-893d-c236539b3b4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c4adbf609ddd472cb6a462753c6f5cc9af64c97af02da4060f4102700285790 [2023-11-19 03:24:38,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:38,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:38,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:38,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:38,524 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:38,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2023-11-19 03:24:41,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:42,006 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:42,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2023-11-19 03:24:42,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/data/f59e26f45/9f78306eddca4bc583104b33e24e45ed/FLAG7c5f9f9b7 [2023-11-19 03:24:42,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/data/f59e26f45/9f78306eddca4bc583104b33e24e45ed [2023-11-19 03:24:42,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:42,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:42,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:42,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:42,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:42,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d21be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42, skipping insertion in model container [2023-11-19 03:24:42,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:42,368 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_4c456a46-ce45-4ad8-893d-c236539b3b4b/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c[8617,8630] [2023-11-19 03:24:42,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:42,436 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:42,446 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [49] [2023-11-19 03:24:42,448 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2023-11-19 03:24:42,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [186] [2023-11-19 03:24:42,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [288] [2023-11-19 03:24:42,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [485] [2023-11-19 03:24:42,449 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [550] [2023-11-19 03:24:42,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [585] [2023-11-19 03:24:42,450 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [594] [2023-11-19 03:24:42,511 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_4c456a46-ce45-4ad8-893d-c236539b3b4b/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c[8617,8630] [2023-11-19 03:24:42,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:42,587 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:42,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42 WrapperNode [2023-11-19 03:24:42,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:42,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:42,590 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:42,590 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:42,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,623 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,652 INFO L138 Inliner]: procedures = 54, calls = 100, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 197 [2023-11-19 03:24:42,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:42,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:42,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:42,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:42,664 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:42,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:42,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:42,709 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:42,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:42" (1/1) ... [2023-11-19 03:24:42,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:42,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:42,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:42,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c456a46-ce45-4ad8-893d-c236539b3b4b/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:24:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:24:42,779 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:24:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:24:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:24:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:24:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:24:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:24:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:24:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:24:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:24:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:24:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 03:24:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 03:24:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:24:42,781 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:24:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:42,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:42,867 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:42,869 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:43,168 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:43,379 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:43,379 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:24:43,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:43 BoogieIcfgContainer [2023-11-19 03:24:43,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:43,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:43,386 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:43,395 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:43,395 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:43" (1/1) ... [2023-11-19 03:24:43,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:43,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2023-11-19 03:24:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2023-11-19 03:24:43,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:24:43,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:43,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:43,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2023-11-19 03:24:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-11-19 03:24:43,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:24:43,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:43,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:43,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2023-11-19 03:24:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2023-11-19 03:24:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:24:43,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:43,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:44,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:44,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2023-11-19 03:24:44,219 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2023-11-19 03:24:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:24:44,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:44,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2023-11-19 03:24:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2023-11-19 03:24:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:24:44,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:44,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:44,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:44,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2023-11-19 03:24:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2023-11-19 03:24:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:24:44,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:44,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:44,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 89 states and 130 transitions. [2023-11-19 03:24:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2023-11-19 03:24:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:24:44,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:44,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 106 states and 169 transitions. [2023-11-19 03:24:45,698 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2023-11-19 03:24:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:24:45,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:45,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 123 states and 213 transitions. [2023-11-19 03:24:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 213 transitions. [2023-11-19 03:24:47,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:24:47,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:47,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 134 states and 244 transitions. [2023-11-19 03:24:50,315 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 244 transitions. [2023-11-19 03:24:50,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:24:50,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:50,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:50,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 250 transitions. [2023-11-19 03:24:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 250 transitions. [2023-11-19 03:24:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:24:50,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:24:51,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 138 states and 251 transitions. [2023-11-19 03:24:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 251 transitions. [2023-11-19 03:24:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:24:51,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:51,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:51,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:54,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 149 states and 274 transitions. [2023-11-19 03:24:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 274 transitions. [2023-11-19 03:24:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:24:54,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:54,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 155 states and 290 transitions. [2023-11-19 03:24:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 290 transitions. [2023-11-19 03:24:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:24:54,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:54,982 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 158 states and 296 transitions. [2023-11-19 03:24:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 296 transitions. [2023-11-19 03:24:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:24:55,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:55,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 162 states and 319 transitions. [2023-11-19 03:24:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 319 transitions. [2023-11-19 03:24:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:24:56,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:56,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:56,709 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:57,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:57,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 164 states and 323 transitions. [2023-11-19 03:24:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 323 transitions. [2023-11-19 03:24:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:24:57,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:57,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:24:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 166 states and 326 transitions. [2023-11-19 03:24:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 326 transitions. [2023-11-19 03:24:57,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:24:57,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:57,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:57,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:24:57,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:57,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 168 states and 329 transitions. [2023-11-19 03:24:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 329 transitions. [2023-11-19 03:24:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:24:57,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:57,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:00,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 186 states and 371 transitions. [2023-11-19 03:25:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 371 transitions. [2023-11-19 03:25:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:25:00,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:00,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:25:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 198 states and 418 transitions. [2023-11-19 03:25:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 418 transitions. [2023-11-19 03:25:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:25:05,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:05,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:06,128 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:25:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 202 states and 437 transitions. [2023-11-19 03:25:06,957 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 437 transitions. [2023-11-19 03:25:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:06,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:06,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:25:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:10,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 212 states and 469 transitions. [2023-11-19 03:25:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 469 transitions. [2023-11-19 03:25:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:10,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:10,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:10,668 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:25:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 220 states and 495 transitions. [2023-11-19 03:25:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 495 transitions. [2023-11-19 03:25:13,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:25:13,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:25:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 229 states and 536 transitions. [2023-11-19 03:25:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 536 transitions. [2023-11-19 03:25:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:25:15,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:15,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:25:20,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:20,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 236 states and 550 transitions. [2023-11-19 03:25:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 550 transitions. [2023-11-19 03:25:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:25:20,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:20,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:20,405 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:25:22,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 241 states and 560 transitions. [2023-11-19 03:25:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 560 transitions. [2023-11-19 03:25:22,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:25:22,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:22,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 03:25:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 244 states and 565 transitions. [2023-11-19 03:25:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 565 transitions. [2023-11-19 03:25:22,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:22,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:22,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:25:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:23,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 245 states and 568 transitions. [2023-11-19 03:25:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 568 transitions. [2023-11-19 03:25:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:23,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:23,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:23,894 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:25:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:25,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 248 states and 585 transitions. [2023-11-19 03:25:25,114 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 585 transitions. [2023-11-19 03:25:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:25:25,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:25,231 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:25:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:25:27,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 253 states and 589 transitions. [2023-11-19 03:25:27,576 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 589 transitions. [2023-11-19 03:25:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:25:27,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:25:27,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:25:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.