./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.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_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/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_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/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_d57c88b6-7a84-434b-845f-28c834e321fb/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 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:11:10,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:11:10,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:11:10,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:11:10,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:11:10,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:11:10,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:11:10,844 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:11:10,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:11:10,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:11:10,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:11:10,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:11:10,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:11:10,846 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:11:10,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:11:10,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:11:10,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:11:10,847 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:11:10,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:11:10,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:11:10,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:11:10,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:11:10,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:11:10,848 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:11:10,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:11:10,848 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_d57c88b6-7a84-434b-845f-28c834e321fb/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 -> 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb [2024-12-06 05:11:11,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:11:11,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:11:11,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:11:11,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:11:11,099 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:11:11,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2024-12-06 05:11:14,239 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/data/d801b55ec/088bd7daab71449aab7f287d8d947fd6/FLAGb6ede27eb [2024-12-06 05:11:14,483 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:11:14,484 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2024-12-06 05:11:14,496 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/data/d801b55ec/088bd7daab71449aab7f287d8d947fd6/FLAGb6ede27eb [2024-12-06 05:11:14,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/data/d801b55ec/088bd7daab71449aab7f287d8d947fd6 [2024-12-06 05:11:14,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:11:14,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:11:14,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:11:14,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:11:14,799 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:11:14,800 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:11:14" (1/1) ... [2024-12-06 05:11:14,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3544fcc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:14, skipping insertion in model container [2024-12-06 05:11:14,801 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:11:14" (1/1) ... [2024-12-06 05:11:14,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:11:15,040 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_d57c88b6-7a84-434b-845f-28c834e321fb/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2024-12-06 05:11:15,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:11:15,124 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:11:15,134 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-12-06 05:11:15,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [150] [2024-12-06 05:11:15,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [342] [2024-12-06 05:11:15,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [410] [2024-12-06 05:11:15,136 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [419] [2024-12-06 05:11:15,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [445] [2024-12-06 05:11:15,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] [2024-12-06 05:11:15,137 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [910] [2024-12-06 05:11:15,157 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_d57c88b6-7a84-434b-845f-28c834e321fb/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2024-12-06 05:11:15,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:11:15,222 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:11:15,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15 WrapperNode [2024-12-06 05:11:15,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:11:15,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:11:15,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:11:15,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:11:15,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,245 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,269 INFO L138 Inliner]: procedures = 54, calls = 97, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 187 [2024-12-06 05:11:15,270 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:11:15,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:11:15,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:11:15,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:11:15,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,287 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:11:15,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:11:15,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:11:15,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:11:15,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:11:15,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:11:15,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:11:15,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:11:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-12-06 05:11:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-06 05:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-06 05:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-12-06 05:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-06 05:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:11:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-06 05:11:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-06 05:11:15,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:11:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:11:15,454 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:11:15,456 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:11:15,719 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-12-06 05:11:15,719 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:11:15,838 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:11:15,838 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 05:11:15,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:15 BoogieIcfgContainer [2024-12-06 05:11:15,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:11:15,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:11:15,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:11:15,850 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:11:15,850 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:15" (1/1) ... [2024-12-06 05:11:15,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:11:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2024-12-06 05:11:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2024-12-06 05:11:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:11:15,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:15,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:16,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2024-12-06 05:11:16,199 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2024-12-06 05:11:16,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 05:11:16,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:16,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:16,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:16,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2024-12-06 05:11:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2024-12-06 05:11:16,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:11:16,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:16,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2024-12-06 05:11:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2024-12-06 05:11:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 05:11:17,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:17,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:18,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:18,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2024-12-06 05:11:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2024-12-06 05:11:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 05:11:18,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:18,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:18,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 80 states and 128 transitions. [2024-12-06 05:11:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2024-12-06 05:11:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 05:11:18,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:18,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:18,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:11:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:18,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 81 states and 130 transitions. [2024-12-06 05:11:18,377 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2024-12-06 05:11:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:11:18,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:18,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 91 states and 158 transitions. [2024-12-06 05:11:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2024-12-06 05:11:19,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:11:19,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:19,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:19,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:11:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 105 states and 196 transitions. [2024-12-06 05:11:21,051 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 196 transitions. [2024-12-06 05:11:21,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:11:21,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:21,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:21,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 106 states and 197 transitions. [2024-12-06 05:11:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 197 transitions. [2024-12-06 05:11:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:11:21,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:21,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:21,314 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:11:21,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 112 states and 213 transitions. [2024-12-06 05:11:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 213 transitions. [2024-12-06 05:11:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:11:21,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:21,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 112 states and 212 transitions. [2024-12-06 05:11:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 212 transitions. [2024-12-06 05:11:22,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 05:11:22,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:22,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:11:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 116 states and 223 transitions. [2024-12-06 05:11:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2024-12-06 05:11:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 05:11:22,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:22,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:11:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:22,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 117 states and 224 transitions. [2024-12-06 05:11:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 224 transitions. [2024-12-06 05:11:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:11:22,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:22,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:22,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 05:11:23,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 120 states and 233 transitions. [2024-12-06 05:11:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 233 transitions. [2024-12-06 05:11:23,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:11:23,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:23,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:23,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:23,362 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 05:11:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 126 states and 256 transitions. [2024-12-06 05:11:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 256 transitions. [2024-12-06 05:11:23,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:11:23,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:23,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 132 states and 264 transitions. [2024-12-06 05:11:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 264 transitions. [2024-12-06 05:11:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:11:24,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:24,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 136 states and 280 transitions. [2024-12-06 05:11:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 280 transitions. [2024-12-06 05:11:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:11:25,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:25,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:11:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 138 states and 287 transitions. [2024-12-06 05:11:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 287 transitions. [2024-12-06 05:11:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 05:11:25,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:25,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:26,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 144 states and 309 transitions. [2024-12-06 05:11:26,824 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 309 transitions. [2024-12-06 05:11:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 05:11:26,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:26,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:27,248 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 05:11:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 146 states and 313 transitions. [2024-12-06 05:11:28,167 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 313 transitions. [2024-12-06 05:11:28,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 05:11:28,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:28,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:28,476 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:30,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 155 states and 335 transitions. [2024-12-06 05:11:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 335 transitions. [2024-12-06 05:11:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 05:11:30,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:30,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:30,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 159 states and 338 transitions. [2024-12-06 05:11:30,942 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 338 transitions. [2024-12-06 05:11:30,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 05:11:30,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:30,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:31,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 161 states and 342 transitions. [2024-12-06 05:11:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 342 transitions. [2024-12-06 05:11:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 05:11:31,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:31,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 05:11:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:31,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 161 states and 341 transitions. [2024-12-06 05:11:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 341 transitions. [2024-12-06 05:11:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:11:31,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:11:32,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 159 states and 337 transitions. [2024-12-06 05:11:32,275 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 337 transitions. [2024-12-06 05:11:32,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:11:32,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:32,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 05:11:32,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:32,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 162 states and 342 transitions. [2024-12-06 05:11:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 342 transitions. [2024-12-06 05:11:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:11:32,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:32,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 05:11:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 167 states and 346 transitions. [2024-12-06 05:11:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 346 transitions. [2024-12-06 05:11:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 05:11:35,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:35,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 05:11:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 180 states and 376 transitions. [2024-12-06 05:11:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 376 transitions. [2024-12-06 05:11:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 05:11:37,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:37,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:37,503 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 05:11:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:37,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 183 states and 381 transitions. [2024-12-06 05:11:37,589 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 381 transitions. [2024-12-06 05:11:37,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:11:37,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:37,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 05:11:37,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:37,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 184 states and 382 transitions. [2024-12-06 05:11:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 382 transitions. [2024-12-06 05:11:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:11:37,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:37,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:37,691 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 05:11:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 185 states and 383 transitions. [2024-12-06 05:11:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 383 transitions. [2024-12-06 05:11:37,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 05:11:37,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:37,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 05:11:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 190 states and 393 transitions. [2024-12-06 05:11:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 393 transitions. [2024-12-06 05:11:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 05:11:38,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:38,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:38,242 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 05:11:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 191 states and 394 transitions. [2024-12-06 05:11:38,347 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 394 transitions. [2024-12-06 05:11:38,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 05:11:38,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:38,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:38,367 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:11:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:38,466 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:11:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:38,530 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 34 iterations. [2024-12-06 05:11:38,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:11:38 ImpRootNode [2024-12-06 05:11:38,582 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:11:38,583 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:11:38,583 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:11:38,583 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:11:38,584 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:11:15" (3/4) ... [2024-12-06 05:11:38,585 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 05:11:38,660 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 66. [2024-12-06 05:11:38,734 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:11:38,734 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:11:38,734 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:11:38,736 INFO L158 Benchmark]: Toolchain (without parser) took 23941.40ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 91.7MB in the beginning and 106.6MB in the end (delta: -14.9MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,736 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:11:38,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.99ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 73.4MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,737 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.59ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 71.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:11:38,737 INFO L158 Benchmark]: Boogie Preprocessor took 27.95ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 70.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,737 INFO L158 Benchmark]: RCFGBuilder took 539.67ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 43.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,738 INFO L158 Benchmark]: CodeCheck took 22742.99ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 43.6MB in the beginning and 114.4MB in the end (delta: -70.8MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,738 INFO L158 Benchmark]: Witness Printer took 151.44ms. Allocated memory is still 226.5MB. Free memory was 114.4MB in the beginning and 106.6MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:11:38,740 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, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.7s, OverallIterations: 34, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8408 SdHoareTripleChecker+Valid, 26.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4513 mSDsluCounter, 11522 SdHoareTripleChecker+Invalid, 22.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8032 mSDsCounter, 5404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16278 IncrementalHoareTripleChecker+Invalid, 21682 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5404 mSolverCounterUnsat, 3490 mSDtfsCounter, 16278 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13815 GetRequests, 13231 SyntacticMatches, 262 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51915 ImplicationChecksByTransitivity, 16.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1268 NumberOfCodeBlocks, 1268 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1183 ConstructedInterpolants, 0 QuantifiedInterpolants, 3506 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 19 PerfectInterpolantSequences, 315/409 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: 415]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L157] int pumpRunning = 0; [L158] int systemActive = 1; [L446] int cleanupTimeShifts = 4; [L714] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L522] int retValue_acc ; [L523] int tmp ; [L527] FCALL select_helpers() [L528] FCALL select_features() [L529] CALL, EXPR valid_product() [L937] int retValue_acc ; [L940] retValue_acc = 1 [L941] return (retValue_acc); [L529] RET, EXPR valid_product() [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L533] FCALL setup() [L534] CALL runTest() [L513] CALL test() [L345] int splverifierCounter ; [L346] int tmp ; [L347] int tmp___0 ; [L348] int tmp___1 ; [L349] int tmp___2 ; [L352] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L356] COND TRUE splverifierCounter < 4 [L362] tmp = __VERIFIER_nondet_int() [L364] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L366] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L366] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L372] tmp___0 = __VERIFIER_nondet_int() [L374] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L382] tmp___2 = __VERIFIER_nondet_int() [L384] COND FALSE !(\read(tmp___2)) [L388] tmp___1 = __VERIFIER_nondet_int() [L390] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L399] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L165] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L194] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L197] COND TRUE ! pumpRunning [L199] CALL, EXPR isHighWaterLevel() [L309] int retValue_acc ; [L310] int tmp ; [L311] int tmp___0 ; [L315] CALL, EXPR isHighWaterSensorDry() [L137] int retValue_acc ; [L140] COND FALSE !(waterLevel < 2) [L144] retValue_acc = 0 [L145] return (retValue_acc); [L315] RET, EXPR isHighWaterSensorDry() [L315] tmp = isHighWaterSensorDry() [L317] COND FALSE !(\read(tmp)) [L320] tmp___0 = 1 [L322] retValue_acc = tmp___0 [L323] return (retValue_acc); [L199] RET, EXPR isHighWaterLevel() [L199] tmp = isHighWaterLevel() [L201] COND TRUE \read(tmp) [L203] CALL activatePump() [L228] int tmp ; [L232] CALL, EXPR isMethaneAlarm() [L253] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L257] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L257] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L257] retValue_acc = isMethaneLevelCritical() [L259] return (retValue_acc); [L232] RET, EXPR isMethaneAlarm() [L232] tmp = isMethaneAlarm() [L234] COND FALSE !(\read(tmp)) [L238] CALL activatePump__wrappee__highWaterSensor() [L222] pumpRunning = 1 [L238] RET activatePump__wrappee__highWaterSensor() [L203] RET activatePump() [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification1_spec__1() [L421] int tmp ; [L422] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L426] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L426] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L426] tmp = isMethaneLevelCritical() [L428] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L180] RET __utac_acc__Specification1_spec__1() [L399] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L356] COND TRUE splverifierCounter < 4 [L362] tmp = __VERIFIER_nondet_int() [L364] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L372] tmp___0 = __VERIFIER_nondet_int() [L374] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L376] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L87] COND FALSE !(\read(methaneLevelCritical)) [L90] methaneLevelCritical = 1 [L376] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L382] tmp___2 = __VERIFIER_nondet_int() [L384] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L399] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L165] COND TRUE \read(pumpRunning) [L167] CALL lowerWaterLevel() [L63] COND TRUE waterLevel > 0 [L64] waterLevel = waterLevel - 1 [L167] RET lowerWaterLevel() [L172] COND TRUE \read(systemActive) [L174] CALL processEnvironment() [L194] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L197] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L212] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L174] RET processEnvironment() [L180] CALL __utac_acc__Specification1_spec__1() [L421] int tmp ; [L422] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L426] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L426] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L426] tmp = isMethaneLevelCritical() [L428] COND TRUE \read(tmp) [L430] CALL, EXPR isPumpRunning() [L264] int retValue_acc ; [L267] retValue_acc = pumpRunning [L268] return (retValue_acc); [L430] RET, EXPR isPumpRunning() [L430] tmp___0 = isPumpRunning() [L432] COND TRUE \read(tmp___0) [L434] CALL __automaton_fail() [L415] reach_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.99ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 73.4MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.59ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 71.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.95ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 70.4MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 539.67ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 43.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 22742.99ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 43.6MB in the beginning and 114.4MB in the end (delta: -70.8MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Witness Printer took 151.44ms. Allocated memory is still 226.5MB. Free memory was 114.4MB in the beginning and 106.6MB in the end (delta: 7.7MB). 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 150]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [150] - GenericResultAtLocation [Line: 342]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [342] - GenericResultAtLocation [Line: 410]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [410] - GenericResultAtLocation [Line: 419]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [419] - GenericResultAtLocation [Line: 445]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [445] - GenericResultAtLocation [Line: 544]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] - GenericResultAtLocation [Line: 910]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [910] RESULT: Ultimate proved your program to be incorrect! [2024-12-06 05:11:38,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57c88b6-7a84-434b-845f-28c834e321fb/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