./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b --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 34d4dbed37590326da938d00ced1aba27649a4f6be46ad5130f0beeedcfaf5dd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:06:41,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:06:41,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:06:41,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:06:41,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:06:41,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:06:41,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:06:41,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:06:41,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:06:41,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:06:41,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:06:41,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:06:41,563 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:06:41,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:06:41,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:06:41,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:06:41,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:06:41,565 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:06:41,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:06:41,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b 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 -> 34d4dbed37590326da938d00ced1aba27649a4f6be46ad5130f0beeedcfaf5dd [2024-12-05 22:06:41,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:06:41,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:06:41,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:06:41,794 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:06:41,795 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:06:41,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c [2024-12-05 22:06:44,458 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/data/1f005cb14/022f8d10aef44da6951b57fd2f4a5c32/FLAGd89cfa98d [2024-12-05 22:06:44,711 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:06:44,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c [2024-12-05 22:06:44,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/data/1f005cb14/022f8d10aef44da6951b57fd2f4a5c32/FLAGd89cfa98d [2024-12-05 22:06:44,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/data/1f005cb14/022f8d10aef44da6951b57fd2f4a5c32 [2024-12-05 22:06:44,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:06:44,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:06:44,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:06:44,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:06:44,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:06:44,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:06:44" (1/1) ... [2024-12-05 22:06:44,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a43be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:44, skipping insertion in model container [2024-12-05 22:06:44,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:06:44" (1/1) ... [2024-12-05 22:06:44,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:06:44,992 WARN L250 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_870309f7-4817-4f34-8b20-634dd070a764/sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c[15769,15782] [2024-12-05 22:06:45,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:06:45,014 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:06:45,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2024-12-05 22:06:45,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [415] [2024-12-05 22:06:45,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [593] [2024-12-05 22:06:45,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [663] [2024-12-05 22:06:45,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [703] [2024-12-05 22:06:45,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [741] [2024-12-05 22:06:45,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [750] [2024-12-05 22:06:45,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [847] [2024-12-05 22:06:45,069 WARN L250 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_870309f7-4817-4f34-8b20-634dd070a764/sv-benchmarks/c/product-lines/minepump_spec2_product35.cil.c[15769,15782] [2024-12-05 22:06:45,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:06:45,091 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:06:45,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45 WrapperNode [2024-12-05 22:06:45,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:06:45,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:06:45,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:06:45,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:06:45,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,126 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 178 [2024-12-05 22:06:45,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:06:45,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:06:45,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:06:45,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:06:45,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,135 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,135 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,139 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,140 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,144 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:06:45,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:06:45,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:06:45,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:06:45,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:06:45,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:06:45,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:06:45,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:06:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:06:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-12-05 22:06:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-12-05 22:06:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-05 22:06:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-05 22:06:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-12-05 22:06:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-12-05 22:06:45,197 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-05 22:06:45,197 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-05 22:06:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-05 22:06:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-05 22:06:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:06:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-05 22:06:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-05 22:06:45,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:06:45,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:06:45,255 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:06:45,256 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:06:45,446 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-12-05 22:06:45,446 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:06:45,533 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:06:45,533 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 22:06:45,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:06:45 BoogieIcfgContainer [2024-12-05 22:06:45,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:06:45,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:06:45,534 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:06:45,541 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:06:45,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:06:45" (1/1) ... [2024-12-05 22:06:45,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:06:45,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2024-12-05 22:06:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2024-12-05 22:06:45,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:06:45,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:45,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:45,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2024-12-05 22:06:45,821 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2024-12-05 22:06:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:06:45,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:45,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2024-12-05 22:06:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2024-12-05 22:06:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:06:46,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:46,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:46,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:46,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2024-12-05 22:06:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-12-05 22:06:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:06:46,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:46,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 94 transitions. [2024-12-05 22:06:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-12-05 22:06:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:06:46,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:46,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 75 states and 120 transitions. [2024-12-05 22:06:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 120 transitions. [2024-12-05 22:06:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:06:46,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:46,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:46,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:47,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 84 states and 146 transitions. [2024-12-05 22:06:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 146 transitions. [2024-12-05 22:06:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:06:47,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:47,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:47,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:47,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2024-12-05 22:06:47,481 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2024-12-05 22:06:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:06:47,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:47,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 86 states and 152 transitions. [2024-12-05 22:06:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 152 transitions. [2024-12-05 22:06:47,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:06:47,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:47,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 162 transitions. [2024-12-05 22:06:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 162 transitions. [2024-12-05 22:06:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:06:47,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:47,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:47,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 94 states and 165 transitions. [2024-12-05 22:06:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 165 transitions. [2024-12-05 22:06:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:06:48,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:48,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:48,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 97 states and 169 transitions. [2024-12-05 22:06:48,261 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 169 transitions. [2024-12-05 22:06:48,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 22:06:48,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:48,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:06:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:48,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 100 states and 179 transitions. [2024-12-05 22:06:48,483 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 179 transitions. [2024-12-05 22:06:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:06:48,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:48,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:06:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 106 states and 193 transitions. [2024-12-05 22:06:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 193 transitions. [2024-12-05 22:06:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:06:48,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:48,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:06:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:48,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 109 states and 198 transitions. [2024-12-05 22:06:48,997 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 198 transitions. [2024-12-05 22:06:48,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:06:48,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:48,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:06:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 111 states and 201 transitions. [2024-12-05 22:06:49,197 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 201 transitions. [2024-12-05 22:06:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:06:49,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:49,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:49,243 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 113 states and 209 transitions. [2024-12-05 22:06:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 209 transitions. [2024-12-05 22:06:49,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:06:49,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:49,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:49,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 115 states and 212 transitions. [2024-12-05 22:06:49,403 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 212 transitions. [2024-12-05 22:06:49,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:06:49,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:49,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:51,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 130 states and 258 transitions. [2024-12-05 22:06:51,321 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 258 transitions. [2024-12-05 22:06:51,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:06:51,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:51,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:51,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 134 states and 269 transitions. [2024-12-05 22:06:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 269 transitions. [2024-12-05 22:06:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:06:52,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:52,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-05 22:06:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 270 transitions. [2024-12-05 22:06:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2024-12-05 22:06:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:06:52,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:52,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:54,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 156 states and 303 transitions. [2024-12-05 22:06:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 303 transitions. [2024-12-05 22:06:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:06:54,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:54,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:54,803 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:06:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:54,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 157 states and 304 transitions. [2024-12-05 22:06:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 304 transitions. [2024-12-05 22:06:54,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:06:54,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:54,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 158 states and 305 transitions. [2024-12-05 22:06:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 305 transitions. [2024-12-05 22:06:55,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:06:55,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:55,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 22:06:55,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 159 states and 307 transitions. [2024-12-05 22:06:55,181 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 307 transitions. [2024-12-05 22:06:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:06:55,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:55,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:55,204 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 22:06:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 162 states and 313 transitions. [2024-12-05 22:06:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2024-12-05 22:06:55,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 22:06:55,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:55,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:55,467 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 22:06:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 166 states and 321 transitions. [2024-12-05 22:06:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 321 transitions. [2024-12-05 22:06:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:06:55,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:06:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 169 states and 332 transitions. [2024-12-05 22:06:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 332 transitions. [2024-12-05 22:06:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:06:56,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:56,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-05 22:06:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 170 states and 333 transitions. [2024-12-05 22:06:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 333 transitions. [2024-12-05 22:06:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:06:56,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:56,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:56,511 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-05 22:06:56,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 171 states and 334 transitions. [2024-12-05 22:06:56,543 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 334 transitions. [2024-12-05 22:06:56,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:06:56,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:56,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:06:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:59,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 178 states and 359 transitions. [2024-12-05 22:06:59,129 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 359 transitions. [2024-12-05 22:06:59,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:06:59,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:59,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:06:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:59,884 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:07:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 188 states and 378 transitions. [2024-12-05 22:07:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 378 transitions. [2024-12-05 22:07:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-05 22:07:03,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:07:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:07:03,155 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:07:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:07:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:07:03,235 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:07:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:07:03,293 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2024-12-05 22:07:03,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:07:03 ImpRootNode [2024-12-05 22:07:03,340 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:07:03,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:07:03,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:07:03,341 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:07:03,341 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:06:45" (3/4) ... [2024-12-05 22:07:03,342 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 22:07:03,404 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 65. [2024-12-05 22:07:03,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:07:03,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:07:03,476 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:07:03,477 INFO L158 Benchmark]: Toolchain (without parser) took 18734.20ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 116.7MB in the beginning and 227.0MB in the end (delta: -110.4MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2024-12-05 22:07:03,477 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:07:03,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.24ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 98.0MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:07:03,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.23ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 96.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:07:03,478 INFO L158 Benchmark]: Boogie Preprocessor took 21.24ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 95.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:07:03,479 INFO L158 Benchmark]: RCFGBuilder took 384.69ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 69.6MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:07:03,479 INFO L158 Benchmark]: CodeCheck took 17805.87ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 69.5MB in the beginning and 236.9MB in the end (delta: -167.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:07:03,479 INFO L158 Benchmark]: Witness Printer took 135.90ms. Allocated memory is still 310.4MB. Free memory was 236.9MB in the beginning and 227.0MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:07:03,481 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 7 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.7s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6849 SdHoareTripleChecker+Valid, 14.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3578 mSDsluCounter, 9575 SdHoareTripleChecker+Invalid, 12.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6845 mSDsCounter, 3147 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9917 IncrementalHoareTripleChecker+Invalid, 13064 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3147 mSolverCounterUnsat, 2730 mSDtfsCounter, 9917 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11561 GetRequests, 11150 SyntacticMatches, 77 SemanticMatches, 334 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58070 ImplicationChecksByTransitivity, 13.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 1181 NumberOfCodeBlocks, 1181 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1099 ConstructedInterpolants, 0 QuantifiedInterpolants, 2842 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 23 PerfectInterpolantSequences, 327/382 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 746]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L426] int pumpRunning = 0; [L427] int systemActive = 1; [L665] int methAndRunningLastTime ; [L751] int cleanupTimeShifts = 4; [L849] int waterLevel = 1; [L850] int methaneLevelCritical = 0; [L825] int retValue_acc ; [L826] int tmp ; [L830] FCALL select_helpers() [L831] FCALL select_features() [L832] CALL, EXPR valid_product() [L733] int retValue_acc ; [L736] retValue_acc = 1 [L737] return (retValue_acc); [L832] RET, EXPR valid_product() [L832] tmp = valid_product() [L834] COND TRUE \read(tmp) [L836] FCALL setup() [L837] CALL runTest() [L818] CALL __utac_acc__Specification2_spec__1() [L670] methAndRunningLastTime = 0 [L818] RET __utac_acc__Specification2_spec__1() [L819] CALL test() [L598] int splverifierCounter ; [L599] int tmp ; [L600] int tmp___0 ; [L601] int tmp___1 ; [L602] int tmp___2 ; [L605] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L609] COND TRUE splverifierCounter < 4 [L615] tmp = __VERIFIER_nondet_int() [L617] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L619] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L867] COND TRUE waterLevel < 2 [L868] waterLevel = waterLevel + 1 [L619] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L625] tmp___0 = __VERIFIER_nondet_int() [L627] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L629] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L879] COND FALSE !(\read(methaneLevelCritical)) [L882] methaneLevelCritical = 1 [L629] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L635] tmp___2 = __VERIFIER_nondet_int() [L637] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L652] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L434] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L441] COND TRUE \read(systemActive) [L443] CALL processEnvironment() [L463] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L466] COND TRUE ! pumpRunning [L468] CALL, EXPR isHighWaterLevel() [L560] int retValue_acc ; [L561] int tmp ; [L562] int tmp___0 ; [L566] CALL, EXPR isHighWaterSensorDry() [L929] int retValue_acc ; [L932] COND FALSE !(waterLevel < 2) [L936] retValue_acc = 0 [L937] return (retValue_acc); [L566] RET, EXPR isHighWaterSensorDry() [L566] tmp = isHighWaterSensorDry() [L568] COND FALSE !(\read(tmp)) [L571] tmp___0 = 1 [L573] retValue_acc = tmp___0 [L574] return (retValue_acc); [L468] RET, EXPR isHighWaterLevel() [L468] tmp = isHighWaterLevel() [L470] COND TRUE \read(tmp) [L472] CALL activatePump() [L491] pumpRunning = 1 [L472] RET activatePump() [L443] RET processEnvironment() [L449] CALL __utac_acc__Specification2_spec__2() [L675] int tmp ; [L676] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L680] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); [L680] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L680] tmp = isMethaneLevelCritical() [L682] COND TRUE \read(tmp) [L684] CALL, EXPR isPumpRunning() [L515] int retValue_acc ; [L518] retValue_acc = pumpRunning [L519] return (retValue_acc); [L684] RET, EXPR isPumpRunning() [L684] tmp___0 = isPumpRunning() [L686] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L687] COND FALSE !(\read(methAndRunningLastTime)) [L692] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L449] RET __utac_acc__Specification2_spec__2() [L652] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L609] COND TRUE splverifierCounter < 4 [L615] tmp = __VERIFIER_nondet_int() [L617] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L625] tmp___0 = __VERIFIER_nondet_int() [L627] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L635] tmp___2 = __VERIFIER_nondet_int() [L637] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L652] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L434] COND TRUE \read(pumpRunning) [L436] CALL lowerWaterLevel() [L855] COND TRUE waterLevel > 0 [L856] waterLevel = waterLevel - 1 [L436] RET lowerWaterLevel() [L441] COND TRUE \read(systemActive) [L443] CALL processEnvironment() [L463] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L466] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L481] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L443] RET processEnvironment() [L449] CALL __utac_acc__Specification2_spec__2() [L675] int tmp ; [L676] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L680] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L888] int retValue_acc ; [L891] retValue_acc = methaneLevelCritical [L892] return (retValue_acc); [L680] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L680] tmp = isMethaneLevelCritical() [L682] COND TRUE \read(tmp) [L684] CALL, EXPR isPumpRunning() [L515] int retValue_acc ; [L518] retValue_acc = pumpRunning [L519] return (retValue_acc); [L684] RET, EXPR isPumpRunning() [L684] tmp___0 = isPumpRunning() [L686] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L687] COND TRUE \read(methAndRunningLastTime) [L689] CALL __automaton_fail() [L746] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.24ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 98.0MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.23ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 96.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.24ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 95.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 384.69ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 69.6MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 17805.87ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 69.5MB in the beginning and 236.9MB in the end (delta: -167.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 135.90ms. Allocated memory is still 310.4MB. Free memory was 236.9MB in the beginning and 227.0MB in the end (delta: 9.9MB). 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,"libacc.i","") [49] - GenericResultAtLocation [Line: 415]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [415] - GenericResultAtLocation [Line: 593]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [593] - GenericResultAtLocation [Line: 663]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [663] - GenericResultAtLocation [Line: 703]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [703] - GenericResultAtLocation [Line: 741]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [741] - GenericResultAtLocation [Line: 750]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [750] - GenericResultAtLocation [Line: 847]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [847] RESULT: Ultimate proved your program to be incorrect! [2024-12-05 22:07:03,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_870309f7-4817-4f34-8b20-634dd070a764/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE