./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product01.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_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/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_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/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_fc27e37f-e097-4797-8432-254e78efcfde/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 9e3cb2f788bd8b6aed266239a667d8aec45bc37eed8a60a4f1b6f4064a5672f5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:27:58,071 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:27:58,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:27:58,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:27:58,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:27:58,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:27:58,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:27:58,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:27:58,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:27:58,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:27:58,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:27:58,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:27:58,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:27:58,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:27:58,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:27:58,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:27:58,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:27:58,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:27:58,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:27:58,159 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_fc27e37f-e097-4797-8432-254e78efcfde/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 -> 9e3cb2f788bd8b6aed266239a667d8aec45bc37eed8a60a4f1b6f4064a5672f5 [2024-12-06 03:27:58,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:27:58,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:27:58,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:27:58,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:27:58,396 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:27:58,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2024-12-06 03:28:00,989 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/data/8e047d244/0fc0821fbb8b43e6ae7444840a744c58/FLAGa9cd01c2b [2024-12-06 03:28:01,263 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:28:01,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2024-12-06 03:28:01,275 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/data/8e047d244/0fc0821fbb8b43e6ae7444840a744c58/FLAGa9cd01c2b [2024-12-06 03:28:01,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/data/8e047d244/0fc0821fbb8b43e6ae7444840a744c58 [2024-12-06 03:28:01,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:28:01,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:28:01,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:01,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:28:01,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:28:01,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3733451a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01, skipping insertion in model container [2024-12-06 03:28:01,582 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,605 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:28:01,751 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_fc27e37f-e097-4797-8432-254e78efcfde/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[5053,5066] [2024-12-06 03:28:01,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:01,820 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:28:01,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-12-06 03:28:01,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [165] [2024-12-06 03:28:01,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [233] [2024-12-06 03:28:01,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [271] [2024-12-06 03:28:01,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [307] [2024-12-06 03:28:01,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [316] [2024-12-06 03:28:01,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [412] [2024-12-06 03:28:01,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [492] [2024-12-06 03:28:01,843 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_fc27e37f-e097-4797-8432-254e78efcfde/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c[5053,5066] [2024-12-06 03:28:01,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:28:01,894 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:28:01,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01 WrapperNode [2024-12-06 03:28:01,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:28:01,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:01,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:28:01,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:28:01,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,930 INFO L138 Inliner]: procedures = 49, calls = 89, calls flagged for inlining = 17, calls inlined = 14, statements flattened = 138 [2024-12-06 03:28:01,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:28:01,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:28:01,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:28:01,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:28:01,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,940 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,944 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,949 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:28:01,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:28:01,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:28:01,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:28:01,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:28:01" (1/1) ... [2024-12-06 03:28:01,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:28:01,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:28:01,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:28:01,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-06 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-12-06 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-06 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-06 03:28:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-06 03:28:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:28:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-06 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-06 03:28:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:28:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:28:02,053 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:28:02,054 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:28:02,215 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-12-06 03:28:02,215 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:28:02,281 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:28:02,282 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:28:02,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:28:02 BoogieIcfgContainer [2024-12-06 03:28:02,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:28:02,283 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:28:02,283 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:28:02,291 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:28:02,292 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:28:02" (1/1) ... [2024-12-06 03:28:02,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:28:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-12-06 03:28:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-12-06 03:28:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:28:02,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:02,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:02,529 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 03:28:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-12-06 03:28:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-12-06 03:28:02,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:28:02,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:28:02,780 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 03:28:02,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:28:02,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-12-06 03:28:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-12-06 03:28:02,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:28:02,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:28:02,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:28:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:02,965 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:28:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:03,039 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:28:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:28:03,072 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 03:28:03,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:28:03 ImpRootNode [2024-12-06 03:28:03,102 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:28:03,102 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:28:03,102 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:28:03,102 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:28:03,103 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:28:02" (3/4) ... [2024-12-06 03:28:03,103 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 03:28:03,149 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 27. [2024-12-06 03:28:03,198 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 03:28:03,199 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 03:28:03,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:28:03,199 INFO L158 Benchmark]: Toolchain (without parser) took 1622.77ms. Allocated memory is still 142.6MB. Free memory was 115.5MB in the beginning and 76.5MB in the end (delta: 38.9MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 03:28:03,200 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:28:03,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.17ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 97.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:28:03,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.92ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 95.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:28:03,200 INFO L158 Benchmark]: Boogie Preprocessor took 20.96ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:28:03,201 INFO L158 Benchmark]: RCFGBuilder took 330.21ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 73.5MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:28:03,201 INFO L158 Benchmark]: CodeCheck took 818.79ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 82.5MB in the end (delta: -9.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:28:03,201 INFO L158 Benchmark]: Witness Printer took 96.78ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 76.5MB in the end (delta: 6.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:28:03,203 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, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 54 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 243 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 88 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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: 312]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L58] int pumpRunning = 0; [L59] int systemActive = 1; [L317] int cleanupTimeShifts = 4; [L413] int waterLevel = 1; [L414] int methaneLevelCritical = 0; [L662] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L390] int retValue_acc ; [L391] int tmp ; [L395] FCALL select_helpers() [L396] FCALL select_features() [L397] CALL, EXPR valid_product() [L263] int retValue_acc ; [L266] retValue_acc = 1 [L267] return (retValue_acc); [L397] RET, EXPR valid_product() [L397] tmp = valid_product() [L399] COND TRUE \read(tmp) [L401] FCALL setup() [L402] CALL runTest() [L384] CALL test() [L170] int splverifierCounter ; [L171] int tmp ; [L172] int tmp___0 ; [L173] int tmp___1 ; [L174] int tmp___2 ; [L177] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L181] COND TRUE splverifierCounter < 4 [L187] tmp = __VERIFIER_nondet_int() [L189] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L191] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L431] COND TRUE waterLevel < 2 [L432] waterLevel = waterLevel + 1 [L191] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L197] tmp___0 = __VERIFIER_nondet_int() [L199] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L207] tmp___2 = __VERIFIER_nondet_int() [L209] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp___1=17, waterLevel=2] [L222] CALL timeShift() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L66] COND FALSE !(\read(pumpRunning)) [L73] COND TRUE \read(systemActive) [L75] FCALL processEnvironment() [L81] CALL __utac_acc__Specification3_spec__1() [L275] int tmp ; [L276] int tmp___0 ; [L277] int tmp___1 ; VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L281] CALL, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L452] int retValue_acc ; [L455] retValue_acc = methaneLevelCritical [L456] return (retValue_acc); [L281] RET, EXPR isMethaneLevelCritical() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L281] tmp = isMethaneLevelCritical() [L283] COND FALSE !(\read(tmp)) [L287] CALL, EXPR getWaterLevel() [L484] int retValue_acc ; [L487] retValue_acc = waterLevel [L488] return (retValue_acc); [L287] RET, EXPR getWaterLevel() [L287] tmp___0 = getWaterLevel() [L289] COND TRUE tmp___0 == 2 [L291] CALL, EXPR isPumpRunning() [L121] int retValue_acc ; [L124] retValue_acc = pumpRunning [L125] return (retValue_acc); [L291] RET, EXPR isPumpRunning() [L291] tmp___1 = isPumpRunning() [L293] COND FALSE !(\read(tmp___1)) [L297] CALL __automaton_fail() [L312] reach_error() VAL [\old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.17ms. Allocated memory is still 142.6MB. Free memory was 115.2MB in the beginning and 97.5MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.92ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 95.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.96ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 330.21ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 73.5MB in the end (delta: 21.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 818.79ms. Allocated memory is still 142.6MB. Free memory was 73.5MB in the beginning and 82.5MB in the end (delta: -9.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 96.78ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 76.5MB in the end (delta: 6.0MB). 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 165]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [165] - GenericResultAtLocation [Line: 233]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [233] - GenericResultAtLocation [Line: 271]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [271] - GenericResultAtLocation [Line: 307]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [307] - GenericResultAtLocation [Line: 316]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [316] - GenericResultAtLocation [Line: 412]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [412] - GenericResultAtLocation [Line: 492]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [492] RESULT: Ultimate proved your program to be incorrect! [2024-12-06 03:28:03,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc27e37f-e097-4797-8432-254e78efcfde/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