./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi --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 f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:51,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:51,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:04:51,289 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:51,290 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:51,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:51,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:51,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:51,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:51,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:51,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:51,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:51,328 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:51,329 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:51,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:51,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:51,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:51,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:51,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:51,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:51,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:51,336 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:51,337 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:51,337 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:51,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:51,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:51,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:51,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:51,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:51,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:51,342 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:51,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:51,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:51,344 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_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f [2023-11-24 23:04:51,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:51,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:51,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:51,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:51,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:51,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2023-11-24 23:04:55,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:55,822 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:55,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2023-11-24 23:04:55,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/data/6c5c26bce/940ccab6f9dd475e8978717ca4cf35c6/FLAG625b072aa [2023-11-24 23:04:55,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/data/6c5c26bce/940ccab6f9dd475e8978717ca4cf35c6 [2023-11-24 23:04:55,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:55,878 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:55,880 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:55,880 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:55,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:55,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:55" (1/1) ... [2023-11-24 23:04:55,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be17df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:55, skipping insertion in model container [2023-11-24 23:04:55,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:55" (1/1) ... [2023-11-24 23:04:55,950 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:56,177 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_c54b3898-fd57-41ff-8c3e-64232f89315e/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c[3777,3790] [2023-11-24 23:04:56,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:56,310 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:56,323 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-24 23:04:56,325 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2023-11-24 23:04:56,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [198] [2023-11-24 23:04:56,326 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [207] [2023-11-24 23:04:56,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [234] [2023-11-24 23:04:56,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [333] [2023-11-24 23:04:56,327 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [575] [2023-11-24 23:04:56,328 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [640] [2023-11-24 23:04:56,343 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_c54b3898-fd57-41ff-8c3e-64232f89315e/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c[3777,3790] [2023-11-24 23:04:56,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:56,481 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:56,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56 WrapperNode [2023-11-24 23:04:56,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:56,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:56,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:56,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:56,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,583 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 215 [2023-11-24 23:04:56,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:56,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:56,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:56,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:56,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,616 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,622 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:56,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:56,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:56,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:56,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:56" (1/1) ... [2023-11-24 23:04:56,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:56,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:56,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:56,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c54b3898-fd57-41ff-8c3e-64232f89315e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 23:04:56,741 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 23:04:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 23:04:56,742 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 23:04:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 23:04:56,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 23:04:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 23:04:56,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 23:04:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 23:04:56,745 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-24 23:04:56,746 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 23:04:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 23:04:56,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-24 23:04:56,747 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-24 23:04:56,777 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-24 23:04:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-24 23:04:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-24 23:04:56,778 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-24 23:04:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:56,778 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 23:04:56,779 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 23:04:56,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:56,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:56,905 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:56,909 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:57,282 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:57,469 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:57,469 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:04:57,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:57 BoogieIcfgContainer [2023-11-24 23:04:57,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:57,472 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:57,472 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:57,493 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:57,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:57" (1/1) ... [2023-11-24 23:04:57,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:57,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2023-11-24 23:04:57,579 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-24 23:04:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:04:57,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:57,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:57,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:57,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 74 states and 95 transitions. [2023-11-24 23:04:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2023-11-24 23:04:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:04:57,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:57,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 76 states and 98 transitions. [2023-11-24 23:04:58,149 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 98 transitions. [2023-11-24 23:04:58,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:04:58,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:58,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:58,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 85 states and 116 transitions. [2023-11-24 23:04:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 116 transitions. [2023-11-24 23:04:58,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:04:58,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:58,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:58,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2023-11-24 23:04:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2023-11-24 23:04:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:04:58,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:58,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2023-11-24 23:04:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2023-11-24 23:04:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:58,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:58,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 99 states and 143 transitions. [2023-11-24 23:04:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 143 transitions. [2023-11-24 23:04:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:59,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:04:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 100 states and 144 transitions. [2023-11-24 23:04:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2023-11-24 23:04:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:04:59,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:59,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 102 states and 149 transitions. [2023-11-24 23:04:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2023-11-24 23:04:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:59,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:59,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:04:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:59,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 103 states and 150 transitions. [2023-11-24 23:04:59,914 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 150 transitions. [2023-11-24 23:04:59,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:04:59,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:59,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:00,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:00,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 103 states and 148 transitions. [2023-11-24 23:05:00,113 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2023-11-24 23:05:00,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:05:00,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:00,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:05:00,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 113 states and 165 transitions. [2023-11-24 23:05:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-24 23:05:00,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:05:00,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:01,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:05:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:02,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 124 states and 191 transitions. [2023-11-24 23:05:02,665 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2023-11-24 23:05:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:05:02,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:02,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 141 states and 233 transitions. [2023-11-24 23:05:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 233 transitions. [2023-11-24 23:05:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:05:05,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:05,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:05,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:05:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 141 states and 233 transitions. [2023-11-24 23:05:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 233 transitions. [2023-11-24 23:05:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:05:05,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:05,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:06,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:05:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:08,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 147 states and 246 transitions. [2023-11-24 23:05:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2023-11-24 23:05:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:05:08,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:05:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:09,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 153 states and 263 transitions. [2023-11-24 23:05:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 263 transitions. [2023-11-24 23:05:09,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:05:09,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:09,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:09,808 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:05:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 154 states and 266 transitions. [2023-11-24 23:05:10,113 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 266 transitions. [2023-11-24 23:05:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:05:10,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:05:10,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 156 states and 269 transitions. [2023-11-24 23:05:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 269 transitions. [2023-11-24 23:05:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:05:10,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:10,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:05:10,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 158 states and 271 transitions. [2023-11-24 23:05:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 271 transitions. [2023-11-24 23:05:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:05:10,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:05:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:10,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 160 states and 273 transitions. [2023-11-24 23:05:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 273 transitions. [2023-11-24 23:05:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 23:05:10,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:10,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:11,057 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:05:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 165 states and 289 transitions. [2023-11-24 23:05:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2023-11-24 23:05:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:05:12,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:12,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:05:17,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:17,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 175 states and 316 transitions. [2023-11-24 23:05:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 316 transitions. [2023-11-24 23:05:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:05:17,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:17,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:17,329 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:05:19,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:19,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 184 states and 348 transitions. [2023-11-24 23:05:19,872 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 348 transitions. [2023-11-24 23:05:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:05:19,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:19,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:05:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 199 states and 381 transitions. [2023-11-24 23:05:26,305 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 381 transitions. [2023-11-24 23:05:26,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:05:26,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:26,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:05:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 201 states and 384 transitions. [2023-11-24 23:05:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 384 transitions. [2023-11-24 23:05:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:05:27,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:27,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:27,494 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:05:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 202 states and 383 transitions. [2023-11-24 23:05:28,057 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 383 transitions. [2023-11-24 23:05:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:05:28,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:28,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:28,435 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:05:30,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 208 states and 401 transitions. [2023-11-24 23:05:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 401 transitions. [2023-11-24 23:05:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:05:30,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:31,359 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:05:31,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 212 states and 407 transitions. [2023-11-24 23:05:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 407 transitions. [2023-11-24 23:05:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:05:31,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:31,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 16 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:05:32,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 214 states and 410 transitions. [2023-11-24 23:05:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 410 transitions. [2023-11-24 23:05:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-24 23:05:32,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-24 23:05:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:32,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 215 states and 410 transitions. [2023-11-24 23:05:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 410 transitions. [2023-11-24 23:05:32,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 23:05:32,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:32,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:05:35,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 228 states and 427 transitions. [2023-11-24 23:05:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 427 transitions. [2023-11-24 23:05:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:05:35,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:05:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 229 states and 428 transitions. [2023-11-24 23:05:35,356 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 428 transitions. [2023-11-24 23:05:35,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 23:05:35,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 23:05:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 229 states and 426 transitions. [2023-11-24 23:05:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 426 transitions. [2023-11-24 23:05:35,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-24 23:05:35,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:35,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-24 23:05:37,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 233 states and 432 transitions. [2023-11-24 23:05:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 432 transitions. [2023-11-24 23:05:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:37,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:37,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 233 states and 426 transitions. [2023-11-24 23:05:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 426 transitions. [2023-11-24 23:05:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:39,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,267 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:39,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 233 states and 426 transitions. [2023-11-24 23:05:39,366 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 426 transitions. [2023-11-24 23:05:39,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:39,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,431 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 233 states and 426 transitions. [2023-11-24 23:05:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 426 transitions. [2023-11-24 23:05:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:05:39,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:05:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 234 states and 427 transitions. [2023-11-24 23:05:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 427 transitions. [2023-11-24 23:05:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:05:39,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:39,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,064 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:05:40,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 237 states and 431 transitions. [2023-11-24 23:05:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 431 transitions. [2023-11-24 23:05:40,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 23:05:40,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-24 23:05:40,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 238 states and 432 transitions. [2023-11-24 23:05:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2023-11-24 23:05:40,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:40,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:40,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 238 states and 432 transitions. [2023-11-24 23:05:40,940 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2023-11-24 23:05:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:40,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:40,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:41,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:41,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 238 states and 432 transitions. [2023-11-24 23:05:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2023-11-24 23:05:41,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:41,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:41,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:41,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:41,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 238 states and 432 transitions. [2023-11-24 23:05:41,269 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2023-11-24 23:05:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:41,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:41,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:05:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:05:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:05:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 238 states and 432 transitions. [2023-11-24 23:05:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2023-11-24 23:05:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:05:41,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:05:41,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:05:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat