./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/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_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/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_079d479e-7592-4c7c-a0c4-62c48c60b36a/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 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:04,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:04,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:26:04,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:04,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:04,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:04,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:04,967 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:04,968 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:04,969 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:04,970 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:04,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:04,972 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:04,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:04,973 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:04,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:04,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:04,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:04,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:04,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:04,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:04,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:04,980 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:04,981 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:04,982 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:04,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:04,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:04,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:04,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:04,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:04,986 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:04,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:04,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:04,989 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_079d479e-7592-4c7c-a0c4-62c48c60b36a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 [2023-11-19 03:26:05,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:05,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:05,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:05,331 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:05,332 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:05,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2023-11-19 03:26:08,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:09,301 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:09,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2023-11-19 03:26:09,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/data/223da9c7f/695613c1196e4bc9a90a5c68ed595ad9/FLAG3ba23fefa [2023-11-19 03:26:09,338 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/data/223da9c7f/695613c1196e4bc9a90a5c68ed595ad9 [2023-11-19 03:26:09,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:09,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:09,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:09,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:09,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:09,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:09" (1/1) ... [2023-11-19 03:26:09,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea05a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:09, skipping insertion in model container [2023-11-19 03:26:09,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:09" (1/1) ... [2023-11-19 03:26:09,420 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:09,683 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_079d479e-7592-4c7c-a0c4-62c48c60b36a/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154] [2023-11-19 03:26:09,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:09,875 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:09,888 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-19 03:26:09,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] [2023-11-19 03:26:09,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] [2023-11-19 03:26:09,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] [2023-11-19 03:26:09,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] [2023-11-19 03:26:09,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] [2023-11-19 03:26:09,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] [2023-11-19 03:26:09,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] [2023-11-19 03:26:09,927 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_079d479e-7592-4c7c-a0c4-62c48c60b36a/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154] [2023-11-19 03:26:10,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:10,042 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:10,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10 WrapperNode [2023-11-19 03:26:10,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:10,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:10,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:10,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:10,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,105 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 23, calls inlined = 18, statements flattened = 174 [2023-11-19 03:26:10,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:10,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:10,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:10,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:10,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:10,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:10,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:10,147 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:10,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:10,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:10,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:10,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079d479e-7592-4c7c-a0c4-62c48c60b36a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:26:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:26:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:26:10,280 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:26:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:26:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:26:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:26:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:26:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:26:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:26:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:26:10,282 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:26:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:26:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:26:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:26:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:10,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:10,370 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:10,372 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:10,777 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:10,917 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:10,918 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:26:10,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:10 BoogieIcfgContainer [2023-11-19 03:26:10,924 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:10,925 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:10,926 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:10,939 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:10,939 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:10" (1/1) ... [2023-11-19 03:26:10,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:26:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-11-19 03:26:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-19 03:26:11,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:26:11,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:11,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-11-19 03:26:11,386 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-19 03:26:11,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:26:11,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2023-11-19 03:26:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-11-19 03:26:11,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:26:11,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-19 03:26:11,747 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-19 03:26:11,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:26:11,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:11,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-19 03:26:11,963 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-19 03:26:11,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:26:11,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:11,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2023-11-19 03:26:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-19 03:26:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:26:12,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:12,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2023-11-19 03:26:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2023-11-19 03:26:12,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:26:12,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:12,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:12,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2023-11-19 03:26:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2023-11-19 03:26:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:13,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:13,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2023-11-19 03:26:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2023-11-19 03:26:13,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:26:13,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:13,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2023-11-19 03:26:13,408 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-19 03:26:13,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:13,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:13,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2023-11-19 03:26:13,570 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2023-11-19 03:26:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:13,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:14,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 159 transitions. [2023-11-19 03:26:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 159 transitions. [2023-11-19 03:26:14,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:14,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:14,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2023-11-19 03:26:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2023-11-19 03:26:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:16,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:16,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:16,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:16,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 203 transitions. [2023-11-19 03:26:16,232 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2023-11-19 03:26:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:26:16,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:16,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:16,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:16,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:16,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 204 transitions. [2023-11-19 03:26:16,315 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 204 transitions. [2023-11-19 03:26:16,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:16,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:16,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:16,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:16,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 217 transitions. [2023-11-19 03:26:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2023-11-19 03:26:16,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:16,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:16,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:16,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 138 states and 236 transitions. [2023-11-19 03:26:17,455 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2023-11-19 03:26:17,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:17,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:17,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:17,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 243 transitions. [2023-11-19 03:26:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 243 transitions. [2023-11-19 03:26:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:17,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:17,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:17,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 246 transitions. [2023-11-19 03:26:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 246 transitions. [2023-11-19 03:26:18,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:18,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:18,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 249 transitions. [2023-11-19 03:26:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 249 transitions. [2023-11-19 03:26:18,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:18,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 145 states and 250 transitions. [2023-11-19 03:26:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 250 transitions. [2023-11-19 03:26:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:18,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:18,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:18,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 150 states and 260 transitions. [2023-11-19 03:26:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 260 transitions. [2023-11-19 03:26:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:26:19,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:19,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:19,132 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:20,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 159 states and 280 transitions. [2023-11-19 03:26:20,121 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 280 transitions. [2023-11-19 03:26:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:20,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:20,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 160 states and 281 transitions. [2023-11-19 03:26:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 281 transitions. [2023-11-19 03:26:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:20,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:20,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:20,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:20,742 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:26:21,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:21,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 163 states and 288 transitions. [2023-11-19 03:26:21,906 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 288 transitions. [2023-11-19 03:26:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:21,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:21,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:21,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:22,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 164 states and 292 transitions. [2023-11-19 03:26:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 292 transitions. [2023-11-19 03:26:22,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:26:22,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:22,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:22,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:23,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 171 states and 307 transitions. [2023-11-19 03:26:23,240 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 307 transitions. [2023-11-19 03:26:23,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:23,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 172 states and 311 transitions. [2023-11-19 03:26:23,631 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 311 transitions. [2023-11-19 03:26:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:26:23,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:23,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:26:24,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 180 states and 323 transitions. [2023-11-19 03:26:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 323 transitions. [2023-11-19 03:26:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:24,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:26:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:24,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 181 states and 324 transitions. [2023-11-19 03:26:24,219 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 324 transitions. [2023-11-19 03:26:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:24,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 192 states and 346 transitions. [2023-11-19 03:26:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 346 transitions. [2023-11-19 03:26:25,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:26:25,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 199 states and 360 transitions. [2023-11-19 03:26:25,658 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 360 transitions. [2023-11-19 03:26:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:26:25,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 208 states and 380 transitions. [2023-11-19 03:26:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 380 transitions. [2023-11-19 03:26:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:26:29,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:29,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 209 states and 381 transitions. [2023-11-19 03:26:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 381 transitions. [2023-11-19 03:26:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:26:29,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:26:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 210 states and 382 transitions. [2023-11-19 03:26:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 382 transitions. [2023-11-19 03:26:29,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:26:29,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:29,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:29,847 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:26:31,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 222 states and 408 transitions. [2023-11-19 03:26:31,872 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 408 transitions. [2023-11-19 03:26:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:26:31,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:31,943 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 223 states and 409 transitions. [2023-11-19 03:26:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 409 transitions. [2023-11-19 03:26:31,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:26:31,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:31,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,034 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:32,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 226 states and 416 transitions. [2023-11-19 03:26:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 416 transitions. [2023-11-19 03:26:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:26:32,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:32,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:32,518 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:36,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 238 states and 440 transitions. [2023-11-19 03:26:36,281 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 440 transitions. [2023-11-19 03:26:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:26:36,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:36,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:36,339 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:36,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 242 states and 448 transitions. [2023-11-19 03:26:36,438 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 448 transitions. [2023-11-19 03:26:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:36,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:36,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:38,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 246 states and 453 transitions. [2023-11-19 03:26:38,082 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 453 transitions. [2023-11-19 03:26:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:38,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:38,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:39,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 256 states and 476 transitions. [2023-11-19 03:26:39,680 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 476 transitions. [2023-11-19 03:26:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:26:39,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:26:39,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 257 states and 477 transitions. [2023-11-19 03:26:39,841 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 477 transitions. [2023-11-19 03:26:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:26:39,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 478 transitions. [2023-11-19 03:26:39,964 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 478 transitions. [2023-11-19 03:26:39,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:39,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:41,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:41,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 259 states and 480 transitions. [2023-11-19 03:26:41,874 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 480 transitions. [2023-11-19 03:26:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:41,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:41,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 259 states and 478 transitions. [2023-11-19 03:26:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 478 transitions. [2023-11-19 03:26:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:43,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:43,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:43,990 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:46,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 252 states and 464 transitions. [2023-11-19 03:26:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 464 transitions. [2023-11-19 03:26:46,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:26:46,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:26:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 258 states and 477 transitions. [2023-11-19 03:26:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 477 transitions. [2023-11-19 03:26:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:26:46,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:26:46,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 259 states and 478 transitions. [2023-11-19 03:26:46,964 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 478 transitions. [2023-11-19 03:26:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:26:46,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:47,037 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:26:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:47,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 260 states and 481 transitions. [2023-11-19 03:26:47,722 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 481 transitions. [2023-11-19 03:26:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:26:47,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:47,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:47,834 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:26:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:47,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 263 states and 485 transitions. [2023-11-19 03:26:47,898 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 485 transitions. [2023-11-19 03:26:47,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:26:47,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:47,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:26:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:49,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 261 states and 483 transitions. [2023-11-19 03:26:49,632 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 483 transitions. [2023-11-19 03:26:49,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:49,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:49,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:26:52,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 507 transitions. [2023-11-19 03:26:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 507 transitions. [2023-11-19 03:26:52,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:52,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:52,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:26:53,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 504 transitions. [2023-11-19 03:26:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 504 transitions. [2023-11-19 03:26:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:53,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:53,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:26:53,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 504 transitions. [2023-11-19 03:26:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 504 transitions. [2023-11-19 03:26:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:53,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:53,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:26:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:53,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 504 transitions. [2023-11-19 03:26:53,590 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 504 transitions. [2023-11-19 03:26:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:53,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:53,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:26:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 270 states and 504 transitions. [2023-11-19 03:26:53,698 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 504 transitions. [2023-11-19 03:26:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:26:53,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms