./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product12.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_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/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_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/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_fcd563e4-799f-4b50-adc5-5afa832a78c8/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 a08a330faab409752e65fe7d3101f81f24601e18bc944ca2e918542b1c9d8232 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:59:33,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:59:33,616 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:59:33,621 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:59:33,621 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:59:33,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:59:33,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:59:33,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:59:33,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:59:33,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:59:33,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:59:33,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:59:33,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:59:33,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:59:33,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:59:33,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:59:33,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:59:33,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:59:33,650 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:59:33,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:59:33,650 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_fcd563e4-799f-4b50-adc5-5afa832a78c8/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 -> a08a330faab409752e65fe7d3101f81f24601e18bc944ca2e918542b1c9d8232 [2024-12-06 02:59:33,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:59:33,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:59:33,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:59:33,942 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:59:33,943 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:59:33,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c [2024-12-06 02:59:37,147 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/data/fb05a098f/2c01881ccfdc4646a192b850992bd62a/FLAGffffa0510 [2024-12-06 02:59:37,391 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:59:37,392 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c [2024-12-06 02:59:37,406 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/data/fb05a098f/2c01881ccfdc4646a192b850992bd62a/FLAGffffa0510 [2024-12-06 02:59:37,423 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/data/fb05a098f/2c01881ccfdc4646a192b850992bd62a [2024-12-06 02:59:37,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:59:37,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:59:37,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:59:37,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:59:37,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:59:37,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120ee43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37, skipping insertion in model container [2024-12-06 02:59:37,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,470 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:59:37,686 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_fcd563e4-799f-4b50-adc5-5afa832a78c8/sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c[6299,6312] [2024-12-06 02:59:37,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:59:37,772 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:59:37,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [49] [2024-12-06 02:59:37,783 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [101] [2024-12-06 02:59:37,783 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [261] [2024-12-06 02:59:37,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [343] [2024-12-06 02:59:37,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [413] [2024-12-06 02:59:37,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [422] [2024-12-06 02:59:37,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [522] [2024-12-06 02:59:37,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [888] [2024-12-06 02:59:37,803 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_fcd563e4-799f-4b50-adc5-5afa832a78c8/sv-benchmarks/c/product-lines/minepump_spec5_product12.cil.c[6299,6312] [2024-12-06 02:59:37,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:59:37,863 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:59:37,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37 WrapperNode [2024-12-06 02:59:37,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:59:37,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:59:37,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:59:37,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:59:37,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,909 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 24, calls inlined = 18, statements flattened = 147 [2024-12-06 02:59:37,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:59:37,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:59:37,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:59:37,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:59:37,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,926 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,933 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,934 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:59:37,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:59:37,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:59:37,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:59:37,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:59:37" (1/1) ... [2024-12-06 02:59:37,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:59:37,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:59:37,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:59:37,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:59:38,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:59:38,007 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-06 02:59:38,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-06 02:59:38,007 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-06 02:59:38,007 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-06 02:59:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-06 02:59:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-06 02:59:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-12-06 02:59:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-12-06 02:59:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:59:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-06 02:59:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-06 02:59:38,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:59:38,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:59:38,087 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:59:38,089 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:59:38,297 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-06 02:59:38,298 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:59:38,401 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:59:38,401 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 02:59:38,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:59:38 BoogieIcfgContainer [2024-12-06 02:59:38,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:59:38,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:59:38,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:59:38,412 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:59:38,412 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:59:38" (1/1) ... [2024-12-06 02:59:38,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:59:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:59:38,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2024-12-06 02:59:38,470 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2024-12-06 02:59:38,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 02:59:38,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:59:38,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:59:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:59:38,891 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 02:59:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:59:39,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 49 transitions. [2024-12-06 02:59:39,081 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-12-06 02:59:39,082 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:59:39,082 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 02:59:39,091 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 290 301) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point changeMethaneLevelEXIT(lines 290 301) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point L449(lines 424 453) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point cleanupEXIT(lines 424 453) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point L445(line 445) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point L438(lines 438 442) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point L438-1(lines 438 442) the Hoare annotation is: true [2024-12-06 02:59:39,137 INFO L77 FloydHoareUtils]: At program point L434-2(lines 434 448) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L430(line 430) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L430-1(line 430) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 424 453) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L85(lines 85 91) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: (= ~pumpRunning~0 ~switchedOnBeforeTS~0) [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 114 140) the Hoare annotation is: true [2024-12-06 02:59:39,138 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-06 02:59:39,139 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 02:59:39,139 INFO L77 FloydHoareUtils]: At program point L418(line 418) the Hoare annotation is: true [2024-12-06 02:59:39,139 INFO L77 FloydHoareUtils]: At program point L84(lines 84 94) the Hoare annotation is: true [2024-12-06 02:59:39,139 INFO L77 FloydHoareUtils]: At program point L80(lines 80 97) the Hoare annotation is: (= ~pumpRunning~0 ~switchedOnBeforeTS~0) [2024-12-06 02:59:39,139 INFO L77 FloydHoareUtils]: At program point L80-1(lines 72 100) the Hoare annotation is: true [2024-12-06 02:59:39,140 INFO L77 FloydHoareUtils]: At program point timeShiftEXIT(lines 114 140) the Hoare annotation is: true [2024-12-06 02:59:39,140 INFO L77 FloydHoareUtils]: At program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 418) the Hoare annotation is: true [2024-12-06 02:59:39,140 INFO L77 FloydHoareUtils]: At program point L408(lines 345 412) the Hoare annotation is: true [2024-12-06 02:59:39,140 INFO L77 FloydHoareUtils]: At program point L375(lines 375 381) the Hoare annotation is: true [2024-12-06 02:59:39,140 INFO L77 FloydHoareUtils]: At program point L375-1(lines 375 381) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point L367(line 367) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point L405(lines 354 406) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point L393-2(lines 385 400) the Hoare annotation is: true [2024-12-06 02:59:39,141 INFO L77 FloydHoareUtils]: At program point L509(lines 509 516) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point L509-2(lines 509 516) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point L377(line 377) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point L402(lines 355 404) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point L365(lines 365 371) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point L365-1(lines 365 371) the Hoare annotation is: true [2024-12-06 02:59:39,142 INFO L77 FloydHoareUtils]: At program point waterRiseEXIT(lines 278 289) the Hoare annotation is: true [2024-12-06 02:59:39,143 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 278 289) the Hoare annotation is: true [2024-12-06 02:59:39,143 INFO L77 FloydHoareUtils]: At program point isPumpRunningEXIT(lines 193 201) the Hoare annotation is: (= ~pumpRunning~0 |isPumpRunning_#res|) [2024-12-06 02:59:39,143 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 193 201) the Hoare annotation is: true [2024-12-06 02:59:39,153 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~ret4 [2024-12-06 02:59:39,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:59:39 ImpRootNode [2024-12-06 02:59:39,165 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:59:39,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:59:39,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:59:39,166 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:59:39,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:59:38" (3/4) ... [2024-12-06 02:59:39,170 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:59:39,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-12-06 02:59:39,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-12-06 02:59:39,173 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-12-06 02:59:39,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-12-06 02:59:39,174 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-12-06 02:59:39,179 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2024-12-06 02:59:39,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 02:59:39,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:59:39,180 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:59:39,181 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:59:39,277 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:59:39,277 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:59:39,277 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:59:39,278 INFO L158 Benchmark]: Toolchain (without parser) took 1851.04ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 60.5MB in the end (delta: 31.3MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-12-06 02:59:39,279 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:39,279 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.95ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 73.4MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:59:39,280 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.67ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:39,280 INFO L158 Benchmark]: Boogie Preprocessor took 26.80ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 990.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:59:39,280 INFO L158 Benchmark]: RCFGBuilder took 464.98ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 47.4MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:59:39,281 INFO L158 Benchmark]: CodeCheck took 762.44ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 66.2MB in the end (delta: -18.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:39,281 INFO L158 Benchmark]: Witness Printer took 111.45ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 60.5MB in the end (delta: 5.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:59:39,284 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 27 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 12 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 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: 418]: 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: 290]: Procedure Contract for changeMethaneLevel Derived contract for procedure changeMethaneLevel. Ensures: ((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (waterLevel == \old(waterLevel))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (head == \old(head))) - ProcedureContractResult [Line: 424]: Procedure Contract for cleanup Derived contract for procedure cleanup. Ensures: (((((pumpRunning == \old(pumpRunning)) && (systemActive == \old(systemActive))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (head == \old(head))) - ProcedureContractResult [Line: 114]: Procedure Contract for timeShift Derived contract for procedure timeShift. Ensures: (((((pumpRunning == \old(pumpRunning)) && (systemActive == \old(systemActive))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (head == \old(head))) - ProcedureContractResult [Line: 278]: Procedure Contract for waterRise Derived contract for procedure waterRise. Ensures: ((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (head == \old(head))) - ProcedureContractResult [Line: 193]: Procedure Contract for isPumpRunning Derived contract for procedure isPumpRunning. Ensures: ((pumpRunning == \result) && (((((((switchedOnBeforeTS == \old(switchedOnBeforeTS)) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) && (waterLevel == \old(waterLevel))) && (methaneLevelCritical == \old(methaneLevelCritical))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (head == \old(head)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 72.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.95ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 73.4MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.67ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.80ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 70.7MB in the end (delta: 990.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 464.98ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 47.4MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 762.44ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 66.2MB in the end (delta: -18.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 111.45ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 60.5MB in the end (delta: 5.7MB). There was no memory consumed. 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,"MinePump.i","") [101] - GenericResultAtLocation [Line: 261]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [261] - GenericResultAtLocation [Line: 343]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [343] - GenericResultAtLocation [Line: 413]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [413] - GenericResultAtLocation [Line: 422]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [422] - GenericResultAtLocation [Line: 522]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [522] - GenericResultAtLocation [Line: 888]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [888] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~ret4 RESULT: Ultimate proved your program to be correct! [2024-12-06 02:59:39,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd563e4-799f-4b50-adc5-5afa832a78c8/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