./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product49.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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/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 dcab8ddabad39d2c77c9d9341cfb89acc265e09aeb5bde0419f381c4b7bb75b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:36,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:36,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:56:36,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:36,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:36,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:36,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:56:36,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:56:36,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:36,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:36,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:36,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:56:36,705 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:36,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:36,706 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:36,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:36,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:56:36,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:36,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:56:36,709 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:36,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:56:36,711 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:36,712 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:36,712 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:36,713 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:36,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:36,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:36,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:36,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:36,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:56:36,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:36,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:36,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:56:36,719 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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcab8ddabad39d2c77c9d9341cfb89acc265e09aeb5bde0419f381c4b7bb75b6 [2023-11-19 02:56:36,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:37,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:37,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:37,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:37,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:37,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c [2023-11-19 02:56:40,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:56:40,476 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:56:40,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c [2023-11-19 02:56:40,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/data/efce751d0/c9f0eae6f1ce48eb86191c2eccb4dc3f/FLAG74c131c55 [2023-11-19 02:56:40,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/data/efce751d0/c9f0eae6f1ce48eb86191c2eccb4dc3f [2023-11-19 02:56:40,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:56:40,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:56:40,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:40,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:56:40,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:56:40,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:40" (1/1) ... [2023-11-19 02:56:40,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c59717d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:40, skipping insertion in model container [2023-11-19 02:56:40,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:56:40" (1/1) ... [2023-11-19 02:56:40,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:56:40,754 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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c[1605,1618] [2023-11-19 02:56:40,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:40,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:56:40,946 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 02:56:40,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [58] [2023-11-19 02:56:40,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [169] [2023-11-19 02:56:40,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [271] [2023-11-19 02:56:40,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [472] [2023-11-19 02:56:40,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [537] [2023-11-19 02:56:40,948 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [572] [2023-11-19 02:56:40,949 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [598] [2023-11-19 02:56:40,956 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_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c[1605,1618] [2023-11-19 02:56:41,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:56:41,071 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:56:41,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41 WrapperNode [2023-11-19 02:56:41,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:56:41,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:41,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:56:41,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:56:41,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,125 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 24, calls inlined = 20, statements flattened = 204 [2023-11-19 02:56:41,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:56:41,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:56:41,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:56:41,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:56:41,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:56:41,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:56:41,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:56:41,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:56:41,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:41,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:56:41,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:56:41,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5636ae49-71bb-4cf5-8d4e-dfedd1ed74f9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:56:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:56:41,259 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:56:41,260 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:56:41,260 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:56:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:56:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:56:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:56:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:56:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:56:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:56:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:56:41,342 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:56:41,345 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:56:41,634 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:56:41,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:56:41,805 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:56:41,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:41 BoogieIcfgContainer [2023-11-19 02:56:41,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:56:41,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:56:41,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:56:41,823 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:56:41,823 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:56:41" (1/1) ... [2023-11-19 02:56:41,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:56:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2023-11-19 02:56:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-19 02:56:41,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:56:41,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:41,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:42,060 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 02:56:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-19 02:56:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-19 02:56:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:56:42,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:42,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:42,301 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 02:56:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:42,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-19 02:56:42,339 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-19 02:56:42,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:56:42,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:42,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:42,453 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 02:56:42,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:42,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2023-11-19 02:56:42,556 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2023-11-19 02:56:42,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:56:42,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:42,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:42,704 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 02:56:42,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2023-11-19 02:56:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2023-11-19 02:56:42,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:56:42,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:42,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:42,825 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 02:56:42,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:42,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2023-11-19 02:56:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2023-11-19 02:56:42,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:56:42,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:42,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:43,060 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 02:56:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2023-11-19 02:56:43,139 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2023-11-19 02:56:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:56:43,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:43,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:43,361 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 02:56:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:43,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 82 states and 127 transitions. [2023-11-19 02:56:43,940 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2023-11-19 02:56:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:56:43,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:43,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:44,050 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 02:56:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:44,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 84 states and 135 transitions. [2023-11-19 02:56:44,180 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-19 02:56:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:56:44,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:44,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:44,309 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 02:56:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 97 states and 165 transitions. [2023-11-19 02:56:45,118 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 165 transitions. [2023-11-19 02:56:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:56:45,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:45,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:45,236 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 02:56:45,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 100 states and 173 transitions. [2023-11-19 02:56:45,286 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 173 transitions. [2023-11-19 02:56:45,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:56:45,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:45,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:45,450 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 02:56:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 174 transitions. [2023-11-19 02:56:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 174 transitions. [2023-11-19 02:56:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:56:45,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:45,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:45,850 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 02:56:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 112 states and 204 transitions. [2023-11-19 02:56:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 204 transitions. [2023-11-19 02:56:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:56:46,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:46,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:46,962 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 02:56:46,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:47,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 112 states and 202 transitions. [2023-11-19 02:56:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 202 transitions. [2023-11-19 02:56:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:56:47,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:47,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:47,258 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 02:56:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:47,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 119 states and 219 transitions. [2023-11-19 02:56:47,834 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 219 transitions. [2023-11-19 02:56:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:56:47,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:47,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:48,044 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 02:56:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 120 states and 220 transitions. [2023-11-19 02:56:48,085 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 220 transitions. [2023-11-19 02:56:48,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:56:48,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:48,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:48,339 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 02:56:48,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 121 states and 221 transitions. [2023-11-19 02:56:48,486 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 221 transitions. [2023-11-19 02:56:48,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:56:48,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:48,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 127 states and 236 transitions. [2023-11-19 02:56:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2023-11-19 02:56:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:56:49,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:49,148 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 131 states and 243 transitions. [2023-11-19 02:56:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 243 transitions. [2023-11-19 02:56:49,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:56:49,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 132 states and 244 transitions. [2023-11-19 02:56:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 244 transitions. [2023-11-19 02:56:49,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:56:49,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 133 states and 245 transitions. [2023-11-19 02:56:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 245 transitions. [2023-11-19 02:56:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:56:49,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 135 states and 248 transitions. [2023-11-19 02:56:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 248 transitions. [2023-11-19 02:56:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:56:49,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:49,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 136 states and 249 transitions. [2023-11-19 02:56:49,765 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 249 transitions. [2023-11-19 02:56:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:56:49,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:49,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:50,368 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 146 states and 294 transitions. [2023-11-19 02:56:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 294 transitions. [2023-11-19 02:56:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:56:52,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:52,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:56:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 149 states and 304 transitions. [2023-11-19 02:56:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 304 transitions. [2023-11-19 02:56:53,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:56:53,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:53,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:56:55,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:55,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 158 states and 335 transitions. [2023-11-19 02:56:55,522 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 335 transitions. [2023-11-19 02:56:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:56:55,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:55,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:56:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 161 states and 345 transitions. [2023-11-19 02:56:56,228 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 345 transitions. [2023-11-19 02:56:56,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:56:56,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:56:56,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:56,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 163 states and 357 transitions. [2023-11-19 02:56:56,702 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 357 transitions. [2023-11-19 02:56:56,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:56:56,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:56,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:57,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:01,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 174 states and 398 transitions. [2023-11-19 02:57:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 398 transitions. [2023-11-19 02:57:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:57:01,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:01,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 177 states and 404 transitions. [2023-11-19 02:57:03,204 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 404 transitions. [2023-11-19 02:57:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:57:03,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,254 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:57:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 177 states and 397 transitions. [2023-11-19 02:57:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 397 transitions. [2023-11-19 02:57:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:57:03,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:03,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:03,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 179 states and 403 transitions. [2023-11-19 02:57:04,119 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 403 transitions. [2023-11-19 02:57:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:57:04,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:04,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:04,527 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 182 states and 402 transitions. [2023-11-19 02:57:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 402 transitions. [2023-11-19 02:57:06,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:57:06,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:06,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:07,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 183 states and 403 transitions. [2023-11-19 02:57:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 403 transitions. [2023-11-19 02:57:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:57:07,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:07,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:57:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 187 states and 419 transitions. [2023-11-19 02:57:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 419 transitions. [2023-11-19 02:57:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:57:08,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:08,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:57:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 190 states and 416 transitions. [2023-11-19 02:57:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 416 transitions. [2023-11-19 02:57:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:10,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:10,117 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:10,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 192 states and 419 transitions. [2023-11-19 02:57:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 419 transitions. [2023-11-19 02:57:10,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:10,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:10,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:12,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 194 states and 417 transitions. [2023-11-19 02:57:12,447 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 417 transitions. [2023-11-19 02:57:12,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:12,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:12,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 199 states and 433 transitions. [2023-11-19 02:57:14,613 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 433 transitions. [2023-11-19 02:57:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:14,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:14,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:14,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:15,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 202 states and 446 transitions. [2023-11-19 02:57:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 446 transitions. [2023-11-19 02:57:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:15,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:15,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:16,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:16,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 205 states and 454 transitions. [2023-11-19 02:57:16,362 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 454 transitions. [2023-11-19 02:57:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:16,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:16,677 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:57:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 209 states and 456 transitions. [2023-11-19 02:57:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 456 transitions. [2023-11-19 02:57:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:18,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:18,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:57:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 212 states and 461 transitions. [2023-11-19 02:57:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 461 transitions. [2023-11-19 02:57:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:57:19,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:19,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:57:19,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:19,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 213 states and 465 transitions. [2023-11-19 02:57:19,770 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 465 transitions. [2023-11-19 02:57:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:19,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:19,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:57:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:20,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 215 states and 460 transitions. [2023-11-19 02:57:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 460 transitions. [2023-11-19 02:57:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:20,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:20,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:20,953 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:57:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 216 states and 467 transitions. [2023-11-19 02:57:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 467 transitions. [2023-11-19 02:57:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:21,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:21,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 221 states and 468 transitions. [2023-11-19 02:57:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 468 transitions. [2023-11-19 02:57:24,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:24,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:24,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:24,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 222 states and 474 transitions. [2023-11-19 02:57:25,301 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 474 transitions. [2023-11-19 02:57:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:25,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:25,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:25,694 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 222 states and 474 transitions. [2023-11-19 02:57:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 474 transitions. [2023-11-19 02:57:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:25,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:25,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 222 states and 474 transitions. [2023-11-19 02:57:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 474 transitions. [2023-11-19 02:57:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:26,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:26,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:57:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:57:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:57:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 222 states and 474 transitions. [2023-11-19 02:57:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 474 transitions. [2023-11-19 02:57:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:57:26,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:57:26,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:57:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat