./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.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_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/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_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/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_d4723948-0e2b-4154-ad30-bc054b1b5e09/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 b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:10:11,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:10:11,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:10:11,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:10:11,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:10:11,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:10:11,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:10:11,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:10:11,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:10:11,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:10:11,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:10:11,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:10:11,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:11,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:10:11,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:10:11,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:10:11,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:10:11,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:10:11,508 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_d4723948-0e2b-4154-ad30-bc054b1b5e09/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 -> b31717b9bd1ac5cd1350f18acb90cf1947e367b4bc98f1fbfc3c2d7d8e7480dc [2024-12-06 03:10:11,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:10:11,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:10:11,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:10:11,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:10:11,753 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:10:11,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2024-12-06 03:10:14,379 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/data/0d5fdeeed/b5c7fa307316451e99b8c7f4834d5513/FLAG1a99d90e7 [2024-12-06 03:10:14,637 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:10:14,638 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2024-12-06 03:10:14,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/data/0d5fdeeed/b5c7fa307316451e99b8c7f4834d5513/FLAG1a99d90e7 [2024-12-06 03:10:14,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/data/0d5fdeeed/b5c7fa307316451e99b8c7f4834d5513 [2024-12-06 03:10:14,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:10:14,960 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:10:14,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:14,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:10:14,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:10:14,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:14" (1/1) ... [2024-12-06 03:10:14,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39466aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:14, skipping insertion in model container [2024-12-06 03:10:14,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:10:14" (1/1) ... [2024-12-06 03:10:14,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:10:15,195 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_d4723948-0e2b-4154-ad30-bc054b1b5e09/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2024-12-06 03:10:15,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:15,210 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:10:15,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [49] [2024-12-06 03:10:15,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [101] [2024-12-06 03:10:15,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [176] [2024-12-06 03:10:15,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [315] [2024-12-06 03:10:15,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [681] [2024-12-06 03:10:15,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] [2024-12-06 03:10:15,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [861] [2024-12-06 03:10:15,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [870] [2024-12-06 03:10:15,263 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_d4723948-0e2b-4154-ad30-bc054b1b5e09/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c[16991,17004] [2024-12-06 03:10:15,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:10:15,281 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:10:15,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15 WrapperNode [2024-12-06 03:10:15,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:10:15,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:15,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:10:15,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:10:15,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,317 INFO L138 Inliner]: procedures = 53, calls = 94, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 147 [2024-12-06 03:10:15,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:10:15,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:10:15,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:10:15,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:10:15,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,330 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:10:15,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:10:15,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:10:15,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:10:15,338 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:10:15,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:10:15,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:10:15,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:10:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:10:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-06 03:10:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-06 03:10:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-06 03:10:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-06 03:10:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-06 03:10:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-06 03:10:15,392 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-12-06 03:10:15,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-12-06 03:10:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:10:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-06 03:10:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-06 03:10:15,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:10:15,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:10:15,449 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:10:15,450 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:10:15,612 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-06 03:10:15,612 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:10:15,693 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:10:15,693 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:10:15,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15 BoogieIcfgContainer [2024-12-06 03:10:15,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:10:15,694 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:10:15,694 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:10:15,701 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:10:15,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15" (1/1) ... [2024-12-06 03:10:15,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:10:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2024-12-06 03:10:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2024-12-06 03:10:15,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:10:15,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:15,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:15,926 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 03:10:15,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2024-12-06 03:10:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2024-12-06 03:10:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:10:15,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:10:15,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:10:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:10:16,185 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 03:10:16,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:10:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 51 transitions. [2024-12-06 03:10:16,321 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2024-12-06 03:10:16,322 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 03:10:16,322 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 03:10:16,328 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 708 719) the Hoare annotation is: true [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point changeMethaneLevelEXIT(lines 708 719) the Hoare annotation is: true [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point L769(line 769) the Hoare annotation is: true [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point L769-1(line 769) the Hoare annotation is: true [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point cleanupEXIT(lines 763 792) the Hoare annotation is: true [2024-12-06 03:10:16,362 INFO L77 FloydHoareUtils]: At program point L788(lines 763 792) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L784(line 784) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 763 792) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L777(lines 777 781) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L773-2(lines 773 787) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L85(lines 85 91) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L866(line 866) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: (= ~pumpRunning~0 ~switchedOnBeforeTS~0) [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 186 212) the Hoare annotation is: true [2024-12-06 03:10:16,363 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: (= |timeShift___utac_acc__Specification5_spec__2_#t~ret4#1| ~pumpRunning~0) [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L84(lines 84 94) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L80(lines 80 97) the Hoare annotation is: (= ~pumpRunning~0 ~switchedOnBeforeTS~0) [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L80-1(lines 72 100) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point timeShiftEXIT(lines 186 212) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 866) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L168(lines 117 169) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L156-2(lines 148 163) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L140(line 140) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point L165(lines 118 167) the Hoare annotation is: true [2024-12-06 03:10:16,364 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L128(lines 128 134) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L128-1(lines 128 134) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L848(lines 848 855) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L848-2(lines 848 855) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L171(lines 108 175) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L138(lines 138 144) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L138-1(lines 138 144) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point L130(line 130) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point waterRiseEXIT(lines 696 707) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 696 707) the Hoare annotation is: true [2024-12-06 03:10:16,365 INFO L77 FloydHoareUtils]: At program point isPumpRunningEXIT(lines 247 255) the Hoare annotation is: (= ~pumpRunning~0 |isPumpRunning_#res|) [2024-12-06 03:10:16,366 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 247 255) the Hoare annotation is: true [2024-12-06 03:10:16,372 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~ret4 [2024-12-06 03:10:16,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:10:16 ImpRootNode [2024-12-06 03:10:16,381 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:10:16,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:10:16,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:10:16,382 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:10:16,382 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:10:15" (3/4) ... [2024-12-06 03:10:16,384 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 03:10:16,386 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-12-06 03:10:16,386 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-12-06 03:10:16,386 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-12-06 03:10:16,387 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-12-06 03:10:16,387 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-12-06 03:10:16,391 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2024-12-06 03:10:16,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 03:10:16,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 03:10:16,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:10:16,392 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 03:10:16,453 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:10:16,453 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:10:16,453 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:10:16,454 INFO L158 Benchmark]: Toolchain (without parser) took 1493.96ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 85.7MB in the end (delta: 32.0MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-12-06 03:10:16,454 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:16,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.38ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 99.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:10:16,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.19ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:16,455 INFO L158 Benchmark]: Boogie Preprocessor took 19.24ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 96.7MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:16,455 INFO L158 Benchmark]: RCFGBuilder took 356.12ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 73.1MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:10:16,456 INFO L158 Benchmark]: CodeCheck took 687.00ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 91.4MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:10:16,456 INFO L158 Benchmark]: Witness Printer took 71.82ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 85.7MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:10:16,458 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 6 procedures, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 109 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 59 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 57 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 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 - PositiveResult [Line: 866]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 708]: Procedure Contract for changeMethaneLevel Derived contract for procedure changeMethaneLevel. Ensures: ((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (head == \old(head))) && (waterLevel == \old(waterLevel))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) - ProcedureContractResult [Line: 763]: Procedure Contract for cleanup Derived contract for procedure cleanup. Ensures: (((((pumpRunning == \old(pumpRunning)) && (systemActive == \old(systemActive))) && (head == \old(head))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) - ProcedureContractResult [Line: 186]: Procedure Contract for timeShift Derived contract for procedure timeShift. Ensures: (((((pumpRunning == \old(pumpRunning)) && (systemActive == \old(systemActive))) && (head == \old(head))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) - ProcedureContractResult [Line: 696]: Procedure Contract for waterRise Derived contract for procedure waterRise. Ensures: ((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (head == \old(head))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) - ProcedureContractResult [Line: 247]: Procedure Contract for isPumpRunning Derived contract for procedure isPumpRunning. Ensures: ((pumpRunning == \result) && (((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (head == \old(head))) && (waterLevel == \old(waterLevel))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.38ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 99.4MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.19ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.24ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 96.7MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.12ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 73.1MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 687.00ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 91.4MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 71.82ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 85.7MB in the end (delta: 5.7MB). 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,"Specification5_spec.i","") [49] - GenericResultAtLocation [Line: 101]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [101] - GenericResultAtLocation [Line: 176]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [176] - GenericResultAtLocation [Line: 315]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [315] - GenericResultAtLocation [Line: 681]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [681] - GenericResultAtLocation [Line: 761]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] - GenericResultAtLocation [Line: 861]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [861] - GenericResultAtLocation [Line: 870]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [870] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~ret4 RESULT: Ultimate proved your program to be correct! [2024-12-06 03:10:16,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4723948-0e2b-4154-ad30-bc054b1b5e09/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 Result: TRUE