./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9 --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 d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:50:11,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:50:11,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:50:11,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:50:11,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:50:11,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:50:11,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:50:11,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:50:11,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:50:11,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:50:11,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:50:11,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:50:11,328 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:50:11,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:50:11,329 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:50:11,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:50:11,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:50:11,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:50:11,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:50:11,331 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:50:11,332 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:50:11,333 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:50:11,333 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:50:11,333 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:50:11,334 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:50:11,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:50:11,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:11,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:50:11,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:50:11,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:50:11,337 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:50:11,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:50:11,337 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:50:11,337 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_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2b18f8936761d8846ee25b456ed772fff798460a5a47e80881faf00ea0dfef9 [2023-12-03 03:50:11,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:50:11,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:50:11,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:50:11,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:50:11,582 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:50:11,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2023-12-03 03:50:14,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:50:14,512 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:50:14,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2023-12-03 03:50:14,527 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/data/90be533fc/81fc276f40854dbca198a613313845bf/FLAG5a2c2901b [2023-12-03 03:50:14,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/data/90be533fc/81fc276f40854dbca198a613313845bf [2023-12-03 03:50:14,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:50:14,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:50:14,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:14,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:50:14,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:50:14,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:14,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a17c5ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14, skipping insertion in model container [2023-12-03 03:50:14,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:14,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:50:14,851 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_ba5a74d8-9696-47f3-b815-9438adff474f/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2023-12-03 03:50:14,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:14,867 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:50:14,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-12-03 03:50:14,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [415] [2023-12-03 03:50:14,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [457] [2023-12-03 03:50:14,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [552] [2023-12-03 03:50:14,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [655] [2023-12-03 03:50:14,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [723] [2023-12-03 03:50:14,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [758] [2023-12-03 03:50:14,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [945] [2023-12-03 03:50:14,931 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_ba5a74d8-9696-47f3-b815-9438adff474f/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c[18283,18296] [2023-12-03 03:50:14,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:14,948 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:50:14,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14 WrapperNode [2023-12-03 03:50:14,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:14,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:14,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:50:14,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:50:14,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:14,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:14,995 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 22, calls inlined = 17, statements flattened = 171 [2023-12-03 03:50:14,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:14,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:50:14,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:50:14,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:50:15,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:50:15,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:50:15,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:50:15,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:50:15,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:14" (1/1) ... [2023-12-03 03:50:15,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:15,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:50:15,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:50:15,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:50:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:50:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-03 03:50:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-03 03:50:15,097 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-03 03:50:15,097 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-03 03:50:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-03 03:50:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-03 03:50:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-03 03:50:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-03 03:50:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-03 03:50:15,098 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-03 03:50:15,098 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-03 03:50:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-03 03:50:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:50:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-03 03:50:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-03 03:50:15,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:50:15,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:50:15,166 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:50:15,168 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:50:15,363 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:50:15,447 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:50:15,447 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:50:15,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:15 BoogieIcfgContainer [2023-12-03 03:50:15,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:50:15,450 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:50:15,450 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:50:15,461 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:50:15,461 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:15" (1/1) ... [2023-12-03 03:50:15,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:50:15,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-12-03 03:50:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-12-03 03:50:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:50:15,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-12-03 03:50:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-12-03 03:50:15,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:50:15,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2023-12-03 03:50:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-12-03 03:50:15,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:50:15,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:15,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:15,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:16,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2023-12-03 03:50:16,057 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2023-12-03 03:50:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:50:16,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2023-12-03 03:50:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2023-12-03 03:50:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:50:16,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:16,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2023-12-03 03:50:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2023-12-03 03:50:16,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:50:16,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2023-12-03 03:50:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2023-12-03 03:50:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:50:16,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:16,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:16,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 91 states and 139 transitions. [2023-12-03 03:50:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-12-03 03:50:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:50:16,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:16,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 164 transitions. [2023-12-03 03:50:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2023-12-03 03:50:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:50:17,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2023-12-03 03:50:17,124 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2023-12-03 03:50:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:50:17,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2023-12-03 03:50:17,267 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2023-12-03 03:50:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:50:17,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 179 transitions. [2023-12-03 03:50:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 179 transitions. [2023-12-03 03:50:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:50:17,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 110 states and 180 transitions. [2023-12-03 03:50:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2023-12-03 03:50:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:50:17,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 111 states and 181 transitions. [2023-12-03 03:50:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 181 transitions. [2023-12-03 03:50:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:50:17,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 112 states and 184 transitions. [2023-12-03 03:50:17,570 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 184 transitions. [2023-12-03 03:50:17,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:50:17,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 113 states and 185 transitions. [2023-12-03 03:50:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 185 transitions. [2023-12-03 03:50:17,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:50:17,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:50:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 114 states and 186 transitions. [2023-12-03 03:50:17,711 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2023-12-03 03:50:17,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:50:17,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:17,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:17,750 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:50:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2023-12-03 03:50:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2023-12-03 03:50:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:50:18,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:50:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 206 transitions. [2023-12-03 03:50:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 206 transitions. [2023-12-03 03:50:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 03:50:18,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:18,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:50:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 207 transitions. [2023-12-03 03:50:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 207 transitions. [2023-12-03 03:50:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:50:18,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:18,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:18,233 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 03:50:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2023-12-03 03:50:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2023-12-03 03:50:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:50:18,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:18,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 142 states and 258 transitions. [2023-12-03 03:50:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 258 transitions. [2023-12-03 03:50:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:50:19,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:19,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 143 states and 264 transitions. [2023-12-03 03:50:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 264 transitions. [2023-12-03 03:50:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:50:19,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:19,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 152 states and 284 transitions. [2023-12-03 03:50:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 284 transitions. [2023-12-03 03:50:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:50:20,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:20,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:20,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:20,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 153 states and 285 transitions. [2023-12-03 03:50:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 285 transitions. [2023-12-03 03:50:20,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:50:20,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:20,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 161 states and 304 transitions. [2023-12-03 03:50:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 304 transitions. [2023-12-03 03:50:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:50:20,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:20,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:20,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:20,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 162 states and 304 transitions. [2023-12-03 03:50:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 304 transitions. [2023-12-03 03:50:20,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:50:20,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:20,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 172 states and 330 transitions. [2023-12-03 03:50:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 330 transitions. [2023-12-03 03:50:22,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:50:22,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:22,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:22,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 334 transitions. [2023-12-03 03:50:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 334 transitions. [2023-12-03 03:50:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:50:22,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:22,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:22,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 175 states and 335 transitions. [2023-12-03 03:50:22,755 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 335 transitions. [2023-12-03 03:50:22,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:50:22,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 176 states and 336 transitions. [2023-12-03 03:50:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 336 transitions. [2023-12-03 03:50:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 03:50:22,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:50:23,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:23,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 179 states and 353 transitions. [2023-12-03 03:50:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 353 transitions. [2023-12-03 03:50:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:50:23,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:23,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:23,732 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:50:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 178 states and 340 transitions. [2023-12-03 03:50:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 340 transitions. [2023-12-03 03:50:24,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:50:24,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:24,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:50:25,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:25,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 187 states and 363 transitions. [2023-12-03 03:50:25,153 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 363 transitions. [2023-12-03 03:50:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:50:25,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:25,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:25,192 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:50:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 198 states and 392 transitions. [2023-12-03 03:50:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 392 transitions. [2023-12-03 03:50:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:50:26,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:26,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:26,120 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:50:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 199 states and 393 transitions. [2023-12-03 03:50:26,143 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 393 transitions. [2023-12-03 03:50:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 03:50:26,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:26,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:50:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 200 states and 394 transitions. [2023-12-03 03:50:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 394 transitions. [2023-12-03 03:50:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 03:50:26,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:26,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:26,484 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:50:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:26,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 201 states and 395 transitions. [2023-12-03 03:50:26,515 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 395 transitions. [2023-12-03 03:50:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:50:26,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:26,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 03:50:26,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 206 states and 408 transitions. [2023-12-03 03:50:26,956 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 408 transitions. [2023-12-03 03:50:26,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:50:26,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,000 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 03:50:27,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 207 states and 413 transitions. [2023-12-03 03:50:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 413 transitions. [2023-12-03 03:50:27,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:50:27,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:27,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 03:50:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 208 states and 414 transitions. [2023-12-03 03:50:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 414 transitions. [2023-12-03 03:50:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:50:27,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:27,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,249 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 03:50:27,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:27,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 209 states and 415 transitions. [2023-12-03 03:50:27,282 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 415 transitions. [2023-12-03 03:50:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:50:27,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 03:50:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 210 states and 418 transitions. [2023-12-03 03:50:27,480 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 418 transitions. [2023-12-03 03:50:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:50:27,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:27,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,566 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 03:50:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 211 states and 420 transitions. [2023-12-03 03:50:27,829 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 420 transitions. [2023-12-03 03:50:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:50:27,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:27,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:27,865 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 03:50:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 216 states and 427 transitions. [2023-12-03 03:50:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 427 transitions. [2023-12-03 03:50:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:50:28,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:28,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:28,072 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-03 03:50:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:28,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 218 states and 430 transitions. [2023-12-03 03:50:28,522 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 430 transitions. [2023-12-03 03:50:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:50:28,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 03:50:28,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:28,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 219 states and 430 transitions. [2023-12-03 03:50:28,599 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 430 transitions. [2023-12-03 03:50:28,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:50:28,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:28,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-03 03:50:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 220 states and 431 transitions. [2023-12-03 03:50:28,665 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 431 transitions. [2023-12-03 03:50:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 03:50:28,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:28,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-12-03 03:50:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 225 states and 435 transitions. [2023-12-03 03:50:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 435 transitions. [2023-12-03 03:50:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:50:29,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:29,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-12-03 03:50:30,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:30,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 73 states and 98 transitions. [2023-12-03 03:50:30,081 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2023-12-03 03:50:30,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:50:30,081 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2023-12-03 03:50:30,088 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:50:30,382 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,386 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,387 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,387 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,387 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-12-03 03:50:30,390 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,390 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-03 03:50:30,391 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-12-03 03:50:30,391 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:50:30,391 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-12-03 03:50:30,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:50:30 ImpRootNode [2023-12-03 03:50:30,393 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:50:30,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:50:30,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:50:30,394 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:50:30,394 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:15" (3/4) ... [2023-12-03 03:50:30,397 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-12-03 03:50:30,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-03 03:50:30,407 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2023-12-03 03:50:30,408 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-03 03:50:30,408 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 03:50:30,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:50:30,409 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:50:30,437 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || (!((methAndRunningLastTime == 0)) && !((0 == systemActive)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) [2023-12-03 03:50:30,438 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) [2023-12-03 03:50:30,473 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == \old(pumpRunning)) || (!((methAndRunningLastTime == 0)) && !((0 == systemActive)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) [2023-12-03 03:50:30,474 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) [2023-12-03 03:50:30,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:50:30,521 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:50:30,522 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:50:30,522 INFO L158 Benchmark]: Toolchain (without parser) took 15978.79ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 127.1MB in the beginning and 172.8MB in the end (delta: -45.6MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,523 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:50:30,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.64ms. Allocated memory is still 165.7MB. Free memory was 127.1MB in the beginning and 122.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.86ms. Allocated memory is still 165.7MB. Free memory was 122.8MB in the beginning and 120.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,524 INFO L158 Benchmark]: Boogie Preprocessor took 27.25ms. Allocated memory is still 165.7MB. Free memory was 120.7MB in the beginning and 119.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,524 INFO L158 Benchmark]: RCFGBuilder took 424.84ms. Allocated memory is still 165.7MB. Free memory was 119.3MB in the beginning and 96.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,525 INFO L158 Benchmark]: CodeCheck took 14942.96ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 95.5MB in the beginning and 179.0MB in the end (delta: -83.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,525 INFO L158 Benchmark]: Witness Printer took 128.26ms. Allocated memory is still 287.3MB. Free memory was 179.0MB in the beginning and 172.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:50:30,527 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 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.6s, OverallIterations: 50, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15205 SdHoareTripleChecker+Valid, 26.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9486 mSDsluCounter, 21777 SdHoareTripleChecker+Invalid, 22.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16365 mSDsCounter, 5298 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18935 IncrementalHoareTripleChecker+Invalid, 24233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5298 mSolverCounterUnsat, 5412 mSDtfsCounter, 18935 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20691 GetRequests, 20423 SyntacticMatches, 0 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31405 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2086 NumberOfCodeBlocks, 2086 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 2037 ConstructedInterpolants, 0 QuantifiedInterpolants, 4059 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 42 PerfectInterpolantSequences, 833/850 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: 950]: 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: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (tmp == systemActive)) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) || !((methAndRunningLastTime == 0))) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical) || !((methAndRunningLastTime == 0))) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: ((((pumpRunning == \old(pumpRunning)) || (!((methAndRunningLastTime == 0)) && !((0 == systemActive)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) || (!((methaneLevelCritical == 0)) && !((methAndRunningLastTime == 0)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory is still 85.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.64ms. Allocated memory is still 165.7MB. Free memory was 127.1MB in the beginning and 122.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.86ms. Allocated memory is still 165.7MB. Free memory was 122.8MB in the beginning and 120.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.25ms. Allocated memory is still 165.7MB. Free memory was 120.7MB in the beginning and 119.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.84ms. Allocated memory is still 165.7MB. Free memory was 119.3MB in the beginning and 96.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 14942.96ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 95.5MB in the beginning and 179.0MB in the end (delta: -83.5MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Witness Printer took 128.26ms. Allocated memory is still 287.3MB. Free memory was 179.0MB in the beginning and 172.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [415] - GenericResultAtLocation [Line: 457]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [457] - GenericResultAtLocation [Line: 552]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [552] - GenericResultAtLocation [Line: 655]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [655] - GenericResultAtLocation [Line: 723]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [723] - GenericResultAtLocation [Line: 758]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [758] - GenericResultAtLocation [Line: 945]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [945] RESULT: Ultimate proved your program to be correct! [2023-12-03 03:50:30,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba5a74d8-9696-47f3-b815-9438adff474f/bin/ukojak-verify-Qdu7aM0XO9/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