./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/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 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:45,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:45,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:38:45,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:38:45,117 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:38:45,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:45,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:45,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:45,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:45,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:45,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:45,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:45,157 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:45,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:45,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:45,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:45,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:45,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:45,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:45,162 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:45,163 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:45,166 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:45,167 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:45,167 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:45,168 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:45,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:45,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:45,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:45,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:45,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:45,170 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:38:45,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:38:45,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:45,171 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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b0f126ee4d94a96683a291e8cdda3d32342b26980ee5a2243ede6664f8cbf9b [2023-11-19 03:38:45,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:45,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:45,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:45,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:45,500 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:45,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2023-11-19 03:38:48,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:48,985 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:48,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2023-11-19 03:38:49,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/data/ee9f4d7b2/88db1c945de34e738c607b7bfceddfe6/FLAGb695363a4 [2023-11-19 03:38:49,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/data/ee9f4d7b2/88db1c945de34e738c607b7bfceddfe6 [2023-11-19 03:38:49,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:49,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:49,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:49,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:49,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:49,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10e0d365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49, skipping insertion in model container [2023-11-19 03:38:49,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,132 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:49,294 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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2023-11-19 03:38:49,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:49,427 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:49,438 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 03:38:49,439 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] [2023-11-19 03:38:49,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133] [2023-11-19 03:38:49,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [360] [2023-11-19 03:38:49,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [461] [2023-11-19 03:38:49,440 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [496] [2023-11-19 03:38:49,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [586] [2023-11-19 03:38:49,441 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [625] [2023-11-19 03:38:49,445 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_7f2adf34-c74f-4f79-894e-52aff9d1adf1/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c[1605,1618] [2023-11-19 03:38:49,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:49,523 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:49,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49 WrapperNode [2023-11-19 03:38:49,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:49,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:49,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:49,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:49,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,592 INFO L138 Inliner]: procedures = 57, calls = 103, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 185 [2023-11-19 03:38:49,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:49,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:49,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:49,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:49,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:49,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:49,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:49,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:49,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:49" (1/1) ... [2023-11-19 03:38:49,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:49,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:49,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:49,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:49,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:38:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:38:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:38:49,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:38:49,718 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:38:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:38:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:38:49,719 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:38:49,719 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:38:49,721 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:38:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:38:49,722 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:38:49,722 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 03:38:49,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 03:38:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:38:49,723 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:38:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:38:49,723 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:38:49,723 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:38:49,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:49,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:49,840 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:49,842 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:50,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:50,231 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:50,231 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:38:50,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50 BoogieIcfgContainer [2023-11-19 03:38:50,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:50,238 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:50,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:50,248 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:50,249 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50" (1/1) ... [2023-11-19 03:38:50,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:38:50,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:50,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2023-11-19 03:38:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2023-11-19 03:38:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:38:50,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:50,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:50,519 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 03:38:50,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2023-11-19 03:38:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2023-11-19 03:38:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:38:50,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:50,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:50,786 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 03:38:50,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2023-11-19 03:38:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2023-11-19 03:38:50,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:38:50,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:50,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:50,976 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 03:38:51,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2023-11-19 03:38:51,041 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2023-11-19 03:38:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:38:51,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:51,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:51,151 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 03:38:51,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:51,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2023-11-19 03:38:51,354 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2023-11-19 03:38:51,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:51,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:51,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:51,437 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 03:38:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2023-11-19 03:38:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2023-11-19 03:38:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:38:51,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:51,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:51,644 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 03:38:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 102 states and 151 transitions. [2023-11-19 03:38:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2023-11-19 03:38:52,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:38:52,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:52,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:52,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:52,387 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 03:38:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 103 states and 152 transitions. [2023-11-19 03:38:52,413 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 152 transitions. [2023-11-19 03:38:52,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:38:52,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:52,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:52,567 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 03:38:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 122 states and 189 transitions. [2023-11-19 03:38:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 189 transitions. [2023-11-19 03:38:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:38:54,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:54,111 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 03:38:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 126 states and 195 transitions. [2023-11-19 03:38:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2023-11-19 03:38:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:38:54,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:54,336 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 03:38:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 127 states and 198 transitions. [2023-11-19 03:38:54,371 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 198 transitions. [2023-11-19 03:38:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:38:54,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:54,470 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 03:38:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 133 states and 211 transitions. [2023-11-19 03:38:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2023-11-19 03:38:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:38:54,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:54,692 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 03:38:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 140 states and 229 transitions. [2023-11-19 03:38:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 229 transitions. [2023-11-19 03:38:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:38:54,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:55,029 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 03:38:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 142 states and 234 transitions. [2023-11-19 03:38:55,354 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2023-11-19 03:38:55,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:38:55,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:55,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:55,397 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 03:38:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 144 states and 236 transitions. [2023-11-19 03:38:55,427 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 236 transitions. [2023-11-19 03:38:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:38:55,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:55,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:55,549 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 03:38:55,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:55,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 142 states and 230 transitions. [2023-11-19 03:38:55,587 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 230 transitions. [2023-11-19 03:38:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:38:55,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:55,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:55,659 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 03:38:55,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:55,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 146 states and 239 transitions. [2023-11-19 03:38:55,730 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 239 transitions. [2023-11-19 03:38:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:38:55,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:55,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:55,776 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 03:38:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 155 states and 257 transitions. [2023-11-19 03:38:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 257 transitions. [2023-11-19 03:38:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:38:56,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:56,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:56,919 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 03:38:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 158 states and 264 transitions. [2023-11-19 03:38:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2023-11-19 03:38:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:38:57,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:57,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:57,851 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 03:38:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 159 states and 267 transitions. [2023-11-19 03:38:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 267 transitions. [2023-11-19 03:38:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:38:58,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:58,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:58,174 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 03:38:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 166 states and 282 transitions. [2023-11-19 03:38:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 282 transitions. [2023-11-19 03:38:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:38:58,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:58,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:58,956 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:38:59,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 167 states and 282 transitions. [2023-11-19 03:38:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 282 transitions. [2023-11-19 03:38:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:38:59,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:59,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:59,795 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 03:38:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:59,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 168 states and 284 transitions. [2023-11-19 03:38:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 284 transitions. [2023-11-19 03:38:59,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:59,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:59,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:59,885 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 03:38:59,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 169 states and 286 transitions. [2023-11-19 03:38:59,930 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 286 transitions. [2023-11-19 03:38:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:38:59,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:59,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:39:00,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 177 states and 298 transitions. [2023-11-19 03:39:00,197 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2023-11-19 03:39:00,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:39:00,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:00,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:39:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 194 states and 332 transitions. [2023-11-19 03:39:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 332 transitions. [2023-11-19 03:39:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:39:02,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:02,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:39:02,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 195 states and 333 transitions. [2023-11-19 03:39:02,327 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 333 transitions. [2023-11-19 03:39:02,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:39:02,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:02,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:39:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 207 states and 358 transitions. [2023-11-19 03:39:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 358 transitions. [2023-11-19 03:39:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:39:04,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:39:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 210 states and 361 transitions. [2023-11-19 03:39:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 361 transitions. [2023-11-19 03:39:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:39:04,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,335 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:39:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 211 states and 362 transitions. [2023-11-19 03:39:04,365 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 362 transitions. [2023-11-19 03:39:04,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:39:04,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:39:04,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 212 states and 363 transitions. [2023-11-19 03:39:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2023-11-19 03:39:04,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:39:04,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:39:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:05,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 216 states and 368 transitions. [2023-11-19 03:39:05,035 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 368 transitions. [2023-11-19 03:39:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:39:05,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:05,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:39:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 217 states and 371 transitions. [2023-11-19 03:39:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 371 transitions. [2023-11-19 03:39:05,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:39:05,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:05,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:05,780 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 03:39:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 224 states and 382 transitions. [2023-11-19 03:39:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 382 transitions. [2023-11-19 03:39:06,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:39:06,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:06,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:39:06,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 230 states and 391 transitions. [2023-11-19 03:39:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 391 transitions. [2023-11-19 03:39:06,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:39:06,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:06,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:06,950 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:39:07,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 231 states and 394 transitions. [2023-11-19 03:39:07,375 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 394 transitions. [2023-11-19 03:39:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:39:07,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:39:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 232 states and 395 transitions. [2023-11-19 03:39:07,447 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 395 transitions. [2023-11-19 03:39:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:39:07,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:39:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 235 states and 398 transitions. [2023-11-19 03:39:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 398 transitions. [2023-11-19 03:39:07,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:39:07,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:39:07,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 238 states and 402 transitions. [2023-11-19 03:39:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 402 transitions. [2023-11-19 03:39:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:39:07,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,660 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-19 03:39:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 239 states and 403 transitions. [2023-11-19 03:39:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 403 transitions. [2023-11-19 03:39:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:39:07,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:39:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 242 states and 406 transitions. [2023-11-19 03:39:07,781 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 406 transitions. [2023-11-19 03:39:07,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:39:07,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:07,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:07,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-19 03:39:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 103 states and 135 transitions. [2023-11-19 03:39:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 135 transitions. [2023-11-19 03:39:07,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:39:07,917 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 42 iterations. [2023-11-19 03:39:07,934 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:39:08,257 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,261 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,261 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,262 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:39:08,265 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,265 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:39:08,266 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,266 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:39:08,267 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:39:08,267 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-19 03:39:08,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:39:08 ImpRootNode [2023-11-19 03:39:08,268 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:39:08,269 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:39:08,269 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:39:08,269 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:39:08,270 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:50" (3/4) ... [2023-11-19 03:39:08,272 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:39:08,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-19 03:39:08,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:39:08,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:39:08,277 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 03:39:08,287 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-11-19 03:39:08,288 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 03:39:08,289 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:39:08,290 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:39:08,290 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:39:08,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 03:39:08,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:39:08,388 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 03:39:08,389 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:39:08,444 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:39:08,444 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:39:08,445 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:39:08,445 INFO L158 Benchmark]: Toolchain (without parser) took 19405.44ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 125.5MB in the beginning and 182.5MB in the end (delta: -57.0MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,446 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:08,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.10ms. Allocated memory is still 157.3MB. Free memory was 125.0MB in the beginning and 105.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.29ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 103.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,447 INFO L158 Benchmark]: Boogie Preprocessor took 33.41ms. Allocated memory is still 157.3MB. Free memory was 103.5MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,447 INFO L158 Benchmark]: RCFGBuilder took 609.48ms. Allocated memory is still 157.3MB. Free memory was 101.9MB in the beginning and 77.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,447 INFO L158 Benchmark]: CodeCheck took 18030.90ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 77.8MB in the beginning and 189.9MB in the end (delta: -112.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,448 INFO L158 Benchmark]: Witness Printer took 175.72ms. Allocated memory is still 272.6MB. Free memory was 189.9MB in the beginning and 182.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:39:08,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.6s, OverallIterations: 42, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14209 SdHoareTripleChecker+Valid, 32.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7997 mSDsluCounter, 17924 SdHoareTripleChecker+Invalid, 27.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12811 mSDsCounter, 5506 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18387 IncrementalHoareTripleChecker+Invalid, 23893 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5506 mSolverCounterUnsat, 5113 mSDtfsCounter, 18387 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16872 GetRequests, 16629 SyntacticMatches, 1 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24034 ImplicationChecksByTransitivity, 11.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1771 NumberOfCodeBlocks, 1771 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 1730 ConstructedInterpolants, 0 QuantifiedInterpolants, 3451 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 35 PerfectInterpolantSequences, 565/593 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 54]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 105]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((!((tmp == 0)) && !((pumpRunning == 0))) || (tmp == methaneLevelCritical)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (tmp == 1)) && (tmp == systemActive)) - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 98.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.10ms. Allocated memory is still 157.3MB. Free memory was 125.0MB in the beginning and 105.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.29ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 103.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.41ms. Allocated memory is still 157.3MB. Free memory was 103.5MB in the beginning and 101.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 609.48ms. Allocated memory is still 157.3MB. Free memory was 101.9MB in the beginning and 77.9MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18030.90ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 77.8MB in the beginning and 189.9MB in the end (delta: -112.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Witness Printer took 175.72ms. Allocated memory is still 272.6MB. Free memory was 189.9MB in the beginning and 182.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] - GenericResultAtLocation [Line: 133]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133] - GenericResultAtLocation [Line: 360]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [360] - GenericResultAtLocation [Line: 461]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [461] - GenericResultAtLocation [Line: 496]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [496] - GenericResultAtLocation [Line: 586]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [586] - GenericResultAtLocation [Line: 625]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [625] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:39:08,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f2adf34-c74f-4f79-894e-52aff9d1adf1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE