./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.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_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/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_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/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_aae0827e-6517-48db-9e67-1158dd0c74cf/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 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:27,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:27,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:51:27,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:27,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:27,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:27,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:51:27,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:51:27,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:27,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:27,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:27,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:51:27,718 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:27,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:27,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:27,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:27,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:51:27,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:27,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:51:27,722 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:27,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:51:27,723 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:27,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:27,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:27,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:27,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:27,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:27,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:27,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:27,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:51:27,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:27,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:27,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:51:27,729 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_aae0827e-6517-48db-9e67-1158dd0c74cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68c6d60a43782147acd714b0904a144255717c2aa47fb6b6f8991672a1483369 [2023-11-19 02:51:27,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:27,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:27,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:27,988 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:27,988 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:27,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2023-11-19 02:51:31,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:31,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:31,530 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c [2023-11-19 02:51:31,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/data/bef037ed2/d3eccd9c1ac14ad381ce88f13c53100f/FLAG0fdab1f64 [2023-11-19 02:51:31,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/data/bef037ed2/d3eccd9c1ac14ad381ce88f13c53100f [2023-11-19 02:51:31,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:31,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:31,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:31,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:31,591 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:31,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a832904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:31, skipping insertion in model container [2023-11-19 02:51:31,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:31" (1/1) ... [2023-11-19 02:51:31,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:51:31,856 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_aae0827e-6517-48db-9e67-1158dd0c74cf/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2023-11-19 02:51:31,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:32,011 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:51:32,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 02:51:32,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [58] [2023-11-19 02:51:32,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [164] [2023-11-19 02:51:32,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [215] [2023-11-19 02:51:32,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [581] [2023-11-19 02:51:32,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [679] [2023-11-19 02:51:32,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [871] [2023-11-19 02:51:32,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [906] [2023-11-19 02:51:32,029 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_aae0827e-6517-48db-9e67-1158dd0c74cf/sv-benchmarks/c/product-lines/minepump_spec5_product38.cil.c[1605,1618] [2023-11-19 02:51:32,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:51:32,103 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:51:32,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32 WrapperNode [2023-11-19 02:51:32,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:32,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:32,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:51:32,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:51:32,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,178 INFO L138 Inliner]: procedures = 56, calls = 101, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 206 [2023-11-19 02:51:32,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:51:32,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:51:32,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:51:32,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:51:32,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,237 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:51:32,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:51:32,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:51:32,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:51:32,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:32,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:51:32,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:51:32,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aae0827e-6517-48db-9e67-1158dd0c74cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:51:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:51:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:51:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:51:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:51:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:51:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:51:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:51:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:51:32,344 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:51:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:51:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:51:32,360 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-19 02:51:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-19 02:51:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:51:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:51:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:51:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:51:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:51:32,475 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:51:32,478 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:51:32,833 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:51:32,954 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:51:32,955 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:51:32,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:32 BoogieIcfgContainer [2023-11-19 02:51:32,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:51:32,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:51:32,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:51:32,981 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:51:32,982 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:51:32" (1/1) ... [2023-11-19 02:51:32,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:51:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2023-11-19 02:51:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-19 02:51:33,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:51:33,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-19 02:51:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-19 02:51:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:51:33,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2023-11-19 02:51:33,844 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2023-11-19 02:51:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:51:33,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:34,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 70 states and 95 transitions. [2023-11-19 02:51:34,533 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 95 transitions. [2023-11-19 02:51:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:51:34,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:34,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2023-11-19 02:51:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2023-11-19 02:51:34,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:51:34,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:34,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:36,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2023-11-19 02:51:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2023-11-19 02:51:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:51:36,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:36,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:36,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:37,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 137 transitions. [2023-11-19 02:51:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-19 02:51:37,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:37,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:37,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:38,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:38,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 95 states and 147 transitions. [2023-11-19 02:51:38,485 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2023-11-19 02:51:38,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:51:38,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:38,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:38,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 148 transitions. [2023-11-19 02:51:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 148 transitions. [2023-11-19 02:51:39,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:39,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:39,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:51:39,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 97 states and 146 transitions. [2023-11-19 02:51:39,878 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 146 transitions. [2023-11-19 02:51:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:51:39,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:39,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:39,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:40,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 97 states and 143 transitions. [2023-11-19 02:51:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 143 transitions. [2023-11-19 02:51:40,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:40,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:40,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 111 states and 172 transitions. [2023-11-19 02:51:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2023-11-19 02:51:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:51:42,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:42,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:42,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 112 states and 173 transitions. [2023-11-19 02:51:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2023-11-19 02:51:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:51:42,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:42,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:42,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:51:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:43,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 113 states and 174 transitions. [2023-11-19 02:51:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 174 transitions. [2023-11-19 02:51:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:51:43,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:43,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 118 states and 183 transitions. [2023-11-19 02:51:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2023-11-19 02:51:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:43,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:43,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:43,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:43,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:43,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 119 states and 184 transitions. [2023-11-19 02:51:43,302 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 184 transitions. [2023-11-19 02:51:43,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:51:43,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:43,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:43,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 194 transitions. [2023-11-19 02:51:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 194 transitions. [2023-11-19 02:51:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:51:43,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:43,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:44,011 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 135 states and 228 transitions. [2023-11-19 02:51:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 228 transitions. [2023-11-19 02:51:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:44,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:44,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:45,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 136 states and 229 transitions. [2023-11-19 02:51:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2023-11-19 02:51:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:45,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:45,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 141 states and 240 transitions. [2023-11-19 02:51:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2023-11-19 02:51:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:45,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:45,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:45,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:45,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 142 states and 243 transitions. [2023-11-19 02:51:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2023-11-19 02:51:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:51:45,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:45,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:45,978 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:46,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 144 states and 247 transitions. [2023-11-19 02:51:46,311 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 247 transitions. [2023-11-19 02:51:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:51:46,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:46,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:51:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:47,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 251 transitions. [2023-11-19 02:51:47,004 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 251 transitions. [2023-11-19 02:51:47,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:51:47,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:47,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:51:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 148 states and 252 transitions. [2023-11-19 02:51:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 252 transitions. [2023-11-19 02:51:47,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:47,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:47,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 156 states and 280 transitions. [2023-11-19 02:51:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 280 transitions. [2023-11-19 02:51:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:51:50,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:50,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:51,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 158 states and 283 transitions. [2023-11-19 02:51:51,167 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 283 transitions. [2023-11-19 02:51:51,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:51,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:51,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:51,472 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 165 states and 308 transitions. [2023-11-19 02:51:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 308 transitions. [2023-11-19 02:51:53,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:51:53,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:53,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 165 states and 307 transitions. [2023-11-19 02:51:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 307 transitions. [2023-11-19 02:51:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:51:53,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:53,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:51:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:54,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 166 states and 308 transitions. [2023-11-19 02:51:54,446 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 308 transitions. [2023-11-19 02:51:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:51:54,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:54,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:51:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:51:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:51:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 174 states and 329 transitions. [2023-11-19 02:51:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 329 transitions. [2023-11-19 02:51:59,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:51:59,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:51:59,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:51:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:52:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:01,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 176 states and 332 transitions. [2023-11-19 02:52:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 332 transitions. [2023-11-19 02:52:01,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:52:01,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:01,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:01,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:06,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 191 states and 382 transitions. [2023-11-19 02:52:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 382 transitions. [2023-11-19 02:52:06,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:52:06,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:06,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:07,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 194 states and 387 transitions. [2023-11-19 02:52:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 387 transitions. [2023-11-19 02:52:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:52:07,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:07,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:08,511 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:15,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:15,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 210 states and 447 transitions. [2023-11-19 02:52:15,092 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 447 transitions. [2023-11-19 02:52:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:52:15,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:15,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:52:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:52:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 215 states and 466 transitions. [2023-11-19 02:52:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 466 transitions. [2023-11-19 02:52:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:52:18,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:52:18,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:52:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:52:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.