./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/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_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/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_be1b92a7-0c4d-425c-8cae-0bf6a98df225/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 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:02,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:02,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:57:02,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:02,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:02,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:02,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:02,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:02,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:02,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:02,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:02,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:02,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:02,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:02,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:02,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:02,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:02,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:02,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:02,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:02,891 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:02,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:02,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:02,895 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:02,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:02,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:02,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:02,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:02,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:02,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:02,898 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:02,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:02,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:02,899 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_be1b92a7-0c4d-425c-8cae-0bf6a98df225/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0552f986eafe304f33f56d4376c7c6a56e2d691e1035259c5c13e13b2a7157c1 [2023-11-19 03:57:03,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:03,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:03,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:03,257 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:03,258 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:03,259 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2023-11-19 03:57:06,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:06,760 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:06,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c [2023-11-19 03:57:06,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/data/af2c28a38/f48417d3d7494643a58221ce99116286/FLAG36dd81a2a [2023-11-19 03:57:06,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/data/af2c28a38/f48417d3d7494643a58221ce99116286 [2023-11-19 03:57:06,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:06,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:06,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:06,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:06,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:06,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2364329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:06, skipping insertion in model container [2023-11-19 03:57:06,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,895 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:07,200 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_be1b92a7-0c4d-425c-8cae-0bf6a98df225/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2023-11-19 03:57:07,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:07,258 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:07,269 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 03:57:07,271 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [415] [2023-11-19 03:57:07,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [453] [2023-11-19 03:57:07,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [562] [2023-11-19 03:57:07,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [664] [2023-11-19 03:57:07,272 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [699] [2023-11-19 03:57:07,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [708] [2023-11-19 03:57:07,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [776] [2023-11-19 03:57:07,352 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_be1b92a7-0c4d-425c-8cae-0bf6a98df225/sv-benchmarks/c/product-lines/minepump_spec3_product50.cil.c[15143,15156] [2023-11-19 03:57:07,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:07,398 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:07,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07 WrapperNode [2023-11-19 03:57:07,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:07,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:07,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:07,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:07,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,456 INFO L138 Inliner]: procedures = 56, calls = 100, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 213 [2023-11-19 03:57:07,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:07,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:07,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:07,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:07,476 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:07,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:07,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:07,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:07,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:07,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:07,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:07,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be1b92a7-0c4d-425c-8cae-0bf6a98df225/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:57:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:57:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:57:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:57:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:57:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:57:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:57:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:57:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:57:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 03:57:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:57:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:57:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:57:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:57:07,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:07,721 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:07,724 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:08,123 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:08,259 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:08,259 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:57:08,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:08 BoogieIcfgContainer [2023-11-19 03:57:08,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:08,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:08,273 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:08,284 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:08,284 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:08" (1/1) ... [2023-11-19 03:57:08,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-11-19 03:57:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-19 03:57:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:57:08,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,579 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 03:57:08,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2023-11-19 03:57:08,664 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-19 03:57:08,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:57:08,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,794 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 03:57:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2023-11-19 03:57:08,834 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-19 03:57:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:57:08,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,203 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 03:57:09,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2023-11-19 03:57:09,390 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-11-19 03:57:09,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:09,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,595 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 03:57:09,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2023-11-19 03:57:09,629 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2023-11-19 03:57:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:09,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,988 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 03:57:10,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 123 transitions. [2023-11-19 03:57:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 123 transitions. [2023-11-19 03:57:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:10,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,859 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 03:57:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 83 states and 124 transitions. [2023-11-19 03:57:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 124 transitions. [2023-11-19 03:57:10,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:10,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,169 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 03:57:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 164 transitions. [2023-11-19 03:57:12,631 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2023-11-19 03:57:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:12,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,234 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 03:57:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 115 states and 201 transitions. [2023-11-19 03:57:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 201 transitions. [2023-11-19 03:57:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:57:15,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,352 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 03:57:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 124 states and 221 transitions. [2023-11-19 03:57:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 221 transitions. [2023-11-19 03:57:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:16,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,794 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 03:57:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 131 states and 235 transitions. [2023-11-19 03:57:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 235 transitions. [2023-11-19 03:57:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:17,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:17,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:17,898 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 03:57:18,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 135 states and 249 transitions. [2023-11-19 03:57:18,573 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 249 transitions. [2023-11-19 03:57:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:57:18,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 137 states and 257 transitions. [2023-11-19 03:57:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2023-11-19 03:57:19,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:19,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:19,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:19,611 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 03:57:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 138 states and 263 transitions. [2023-11-19 03:57:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 263 transitions. [2023-11-19 03:57:19,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:57:19,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:19,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,008 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 03:57:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 139 states and 264 transitions. [2023-11-19 03:57:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 264 transitions. [2023-11-19 03:57:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:20,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,706 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 03:57:22,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 265 transitions. [2023-11-19 03:57:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 265 transitions. [2023-11-19 03:57:22,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:22,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,354 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 03:57:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 143 states and 266 transitions. [2023-11-19 03:57:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 266 transitions. [2023-11-19 03:57:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:22,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,477 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 03:57:23,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 149 states and 287 transitions. [2023-11-19 03:57:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 287 transitions. [2023-11-19 03:57:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:23,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,512 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 03:57:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 153 states and 301 transitions. [2023-11-19 03:57:24,660 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 301 transitions. [2023-11-19 03:57:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:24,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:24,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:25,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 160 states and 320 transitions. [2023-11-19 03:57:25,821 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 320 transitions. [2023-11-19 03:57:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:25,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:25,885 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 03:57:26,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 162 states and 323 transitions. [2023-11-19 03:57:26,143 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 323 transitions. [2023-11-19 03:57:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:57:26,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 163 states and 324 transitions. [2023-11-19 03:57:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 324 transitions. [2023-11-19 03:57:26,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:57:26,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,520 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 03:57:26,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 165 states and 328 transitions. [2023-11-19 03:57:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 328 transitions. [2023-11-19 03:57:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:26,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,596 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 03:57:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 170 states and 338 transitions. [2023-11-19 03:57:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 338 transitions. [2023-11-19 03:57:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:27,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,036 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 03:57:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 172 states and 342 transitions. [2023-11-19 03:57:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 342 transitions. [2023-11-19 03:57:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:27,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,446 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 03:57:27,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 174 states and 346 transitions. [2023-11-19 03:57:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 346 transitions. [2023-11-19 03:57:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:27,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,933 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 03:57:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 176 states and 350 transitions. [2023-11-19 03:57:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 350 transitions. [2023-11-19 03:57:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:57:28,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:28,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 178 states and 363 transitions. [2023-11-19 03:57:29,478 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 363 transitions. [2023-11-19 03:57:29,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:57:29,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,557 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 03:57:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 194 states and 424 transitions. [2023-11-19 03:57:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 424 transitions. [2023-11-19 03:57:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:57:32,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:32,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:32,860 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 03:57:33,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 195 states and 431 transitions. [2023-11-19 03:57:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 431 transitions. [2023-11-19 03:57:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:57:33,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:33,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:33,301 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 03:57:35,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:35,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 201 states and 448 transitions. [2023-11-19 03:57:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 448 transitions. [2023-11-19 03:57:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:35,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:35,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:35,142 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 03:57:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 202 states and 453 transitions. [2023-11-19 03:57:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 453 transitions. [2023-11-19 03:57:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:35,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:35,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 214 states and 496 transitions. [2023-11-19 03:57:36,973 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 496 transitions. [2023-11-19 03:57:36,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:57:36,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:36,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 231 states and 541 transitions. [2023-11-19 03:57:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 541 transitions. [2023-11-19 03:57:42,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:42,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:42,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:47,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 242 states and 584 transitions. [2023-11-19 03:57:47,457 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 584 transitions. [2023-11-19 03:57:47,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:47,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:47,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:49,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 245 states and 596 transitions. [2023-11-19 03:57:49,307 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 596 transitions. [2023-11-19 03:57:49,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:49,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:49,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:49,630 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 250 states and 604 transitions. [2023-11-19 03:57:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 604 transitions. [2023-11-19 03:57:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:51,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:51,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.