./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product13.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_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/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_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/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_9d3a0261-256c-443c-9025-92b73a718124/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 1b7b562c6a835e9c81bbd978940c7270ae455ff1120bac33da414b2ebf27928d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:53:17,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:53:17,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:53:17,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:53:17,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:53:17,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:53:17,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:53:17,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:53:17,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:53:17,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:53:17,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:53:17,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:53:17,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:53:17,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:53:17,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:53:17,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:53:17,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:53:17,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:53:17,930 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_9d3a0261-256c-443c-9025-92b73a718124/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 -> 1b7b562c6a835e9c81bbd978940c7270ae455ff1120bac33da414b2ebf27928d [2024-12-05 23:53:18,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:53:18,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:53:18,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:53:18,192 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:53:18,192 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:53:18,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c [2024-12-05 23:53:20,894 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/data/0580af457/3b9357c25cd7484bb0a217fd72b4248d/FLAG7fbbe5f1f [2024-12-05 23:53:21,093 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:53:21,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c [2024-12-05 23:53:21,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/data/0580af457/3b9357c25cd7484bb0a217fd72b4248d/FLAG7fbbe5f1f [2024-12-05 23:53:21,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/data/0580af457/3b9357c25cd7484bb0a217fd72b4248d [2024-12-05 23:53:21,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:53:21,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:53:21,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:53:21,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:53:21,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:53:21,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@578a4b2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21, skipping insertion in model container [2024-12-05 23:53:21,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:53:21,361 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_9d3a0261-256c-443c-9025-92b73a718124/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c[12494,12507] [2024-12-05 23:53:21,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:53:21,400 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:53:21,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [510] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [537] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [639] [2024-12-05 23:53:21,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [791] [2024-12-05 23:53:21,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [856] [2024-12-05 23:53:21,444 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_9d3a0261-256c-443c-9025-92b73a718124/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c[12494,12507] [2024-12-05 23:53:21,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:53:21,470 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:53:21,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21 WrapperNode [2024-12-05 23:53:21,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:53:21,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:53:21,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:53:21,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:53:21,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,510 INFO L138 Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 159 [2024-12-05 23:53:21,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:53:21,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:53:21,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:53:21,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:53:21,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,524 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,529 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,530 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:53:21,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:53:21,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:53:21,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:53:21,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:53:21,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:53:21,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:53:21,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-05 23:53:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-05 23:53:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-05 23:53:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-12-05 23:53:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-12-05 23:53:21,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-12-05 23:53:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:53:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-05 23:53:21,590 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-05 23:53:21,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:53:21,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:53:21,644 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:53:21,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:53:21,833 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-12-05 23:53:21,834 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:53:21,904 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:53:21,904 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:53:21,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:53:21 BoogieIcfgContainer [2024-12-05 23:53:21,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:53:21,906 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:53:21,906 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:53:21,913 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:53:21,913 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:53:21" (1/1) ... [2024-12-05 23:53:21,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:53:21,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2024-12-05 23:53:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2024-12-05 23:53:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 23:53:21,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:21,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:22,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2024-12-05 23:53:22,166 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2024-12-05 23:53:22,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 23:53:22,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:22,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 56 states and 78 transitions. [2024-12-05 23:53:22,366 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2024-12-05 23:53:22,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:53:22,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:22,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:22,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:22,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2024-12-05 23:53:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2024-12-05 23:53:22,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:53:22,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:22,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2024-12-05 23:53:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2024-12-05 23:53:22,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:53:22,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:22,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:22,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:22,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2024-12-05 23:53:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2024-12-05 23:53:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:53:22,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:22,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 133 transitions. [2024-12-05 23:53:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 133 transitions. [2024-12-05 23:53:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:53:23,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:23,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:53:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 140 transitions. [2024-12-05 23:53:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 140 transitions. [2024-12-05 23:53:23,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 23:53:23,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:23,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:53:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 149 transitions. [2024-12-05 23:53:23,901 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 149 transitions. [2024-12-05 23:53:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:53:23,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:23,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:53:24,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:24,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 92 states and 152 transitions. [2024-12-05 23:53:24,044 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2024-12-05 23:53:24,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:53:24,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:24,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:53:24,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 93 states and 155 transitions. [2024-12-05 23:53:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 155 transitions. [2024-12-05 23:53:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:53:24,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:24,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:53:24,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 95 states and 158 transitions. [2024-12-05 23:53:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 158 transitions. [2024-12-05 23:53:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:53:24,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:24,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 23:53:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 97 states and 160 transitions. [2024-12-05 23:53:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2024-12-05 23:53:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 23:53:24,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:24,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:53:25,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 187 transitions. [2024-12-05 23:53:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 187 transitions. [2024-12-05 23:53:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 23:53:25,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:25,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:53:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 111 states and 197 transitions. [2024-12-05 23:53:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 197 transitions. [2024-12-05 23:53:25,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:53:25,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:25,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:25,829 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:53:26,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 120 states and 223 transitions. [2024-12-05 23:53:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 223 transitions. [2024-12-05 23:53:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:53:26,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:26,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 23:53:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 121 states and 223 transitions. [2024-12-05 23:53:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 223 transitions. [2024-12-05 23:53:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:53:26,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:53:26,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:53:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:53:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:53:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:53:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 42 states and 54 transitions. [2024-12-05 23:53:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2024-12-05 23:53:27,156 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:53:27,156 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2024-12-05 23:53:27,163 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 23:53:27,384 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 82 93) the Hoare annotation is: true [2024-12-05 23:53:27,384 INFO L77 FloydHoareUtils]: At program point changeMethaneLevelEXIT(lines 82 93) the Hoare annotation is: true [2024-12-05 23:53:27,384 INFO L77 FloydHoareUtils]: At program point L506(line 506) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L696(line 696) the Hoare annotation is: (not (and (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)))) [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L696-1(lines 677 701) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L656-1(lines 656 662) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L685(lines 685 693) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L524(lines 524 530) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L681(lines 681 698) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L520(lines 520 533) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L520-1(lines 512 536) the Hoare annotation is: true [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 645 668) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= ~pumpRunning~0 0)) (and .cse0 (= ~waterLevel~0 1)) (not (= 1 ~systemActive~0)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2024-12-05 23:53:27,385 INFO L77 FloydHoareUtils]: At program point L649-1(lines 648 667) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= ~pumpRunning~0 0)) (and .cse0 (= ~waterLevel~0 1)) (not (= 1 ~systemActive~0)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)))) [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L691(line 691) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L683(line 683) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point timeShiftEXIT(lines 645 668) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L683-1(line 683) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L546-1(line 546) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point cleanupEXIT(lines 540 569) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L565(lines 540 569) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L561(line 561) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L554(lines 554 558) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 540 569) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L554-1(lines 554 558) the Hoare annotation is: true [2024-12-05 23:53:27,386 INFO L77 FloydHoareUtils]: At program point L550-2(lines 550 564) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L546(line 546) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L824(line 824) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L626(lines 626 633) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L626-2(lines 626 633) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L845(lines 802 847) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L812(lines 812 818) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L812-1(lines 812 818) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L838-2(lines 832 843) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L822(lines 822 828) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L822-1(lines 822 828) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L851(lines 792 855) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L814(line 814) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point L848(lines 801 849) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point waterRiseEXIT(lines 70 81) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 70 81) the Hoare annotation is: true [2024-12-05 23:53:27,387 INFO L77 FloydHoareUtils]: At program point processEnvironment__wrappee__methaneQueryEXIT(lines 669 675) the Hoare annotation is: true [2024-12-05 23:53:27,388 INFO L77 FloydHoareUtils]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 669 675) the Hoare annotation is: true [2024-12-05 23:53:27,388 INFO L77 FloydHoareUtils]: At program point isMethaneAlarmEXIT(lines 735 745) the Hoare annotation is: true [2024-12-05 23:53:27,388 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 735 745) the Hoare annotation is: true [2024-12-05 23:53:27,414 WARN L162 FloydHoareUtils]: Requires clause for timeShift contained old-variable. Original clause: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= ~pumpRunning~0 0)) (and .cse0 (= ~waterLevel~0 1)) (not (= 1 ~systemActive~0)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)))) Eliminated clause: true [2024-12-05 23:53:27,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:53:27 ImpRootNode [2024-12-05 23:53:27,416 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:53:27,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:53:27,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:53:27,417 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:53:27,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:53:21" (3/4) ... [2024-12-05 23:53:27,419 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:53:27,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-12-05 23:53:27,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-12-05 23:53:27,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-12-05 23:53:27,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-12-05 23:53:27,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-12-05 23:53:27,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-12-05 23:53:27,428 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-12-05 23:53:27,429 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-05 23:53:27,429 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-05 23:53:27,429 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:53:27,430 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:53:27,452 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning != 0) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || (1 != systemActive)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) [2024-12-05 23:53:27,472 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning != 0) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || (1 != systemActive)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) [2024-12-05 23:53:27,515 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:53:27,515 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:53:27,515 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:53:27,516 INFO L158 Benchmark]: Toolchain (without parser) took 6394.25ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 116.4MB in the beginning and 192.0MB in the end (delta: -75.7MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-12-05 23:53:27,517 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:53:27,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.46ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 98.1MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:53:27,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.90ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:53:27,517 INFO L158 Benchmark]: Boogie Preprocessor took 21.31ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.4MB in the end (delta: 999.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:53:27,518 INFO L158 Benchmark]: RCFGBuilder took 372.44ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 73.6MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:53:27,518 INFO L158 Benchmark]: CodeCheck took 5510.70ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 73.5MB in the beginning and 198.8MB in the end (delta: -125.3MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2024-12-05 23:53:27,518 INFO L158 Benchmark]: Witness Printer took 98.68ms. Allocated memory is still 327.2MB. Free memory was 198.8MB in the beginning and 192.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:53:27,520 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.2s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2585 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1178 mSDsluCounter, 2477 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1525 mSDsCounter, 707 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3243 IncrementalHoareTripleChecker+Invalid, 3950 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 707 mSolverCounterUnsat, 952 mSDtfsCounter, 3243 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4992 GetRequests, 4853 SyntacticMatches, 15 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6645 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 489 ConstructedInterpolants, 0 QuantifiedInterpolants, 1082 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 14 PerfectInterpolantSequences, 101/110 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: 506]: 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 - InvariantResult [Line: 626]: Location Invariant Derived location invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 645]: Location Invariant Derived location invariant: ((((pumpRunning != 0) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || (1 != systemActive)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) - ProcedureContractResult [Line: 82]: Procedure Contract for changeMethaneLevel Derived contract for procedure changeMethaneLevel. Ensures: (((((waterLevel == \old(waterLevel)) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) - ProcedureContractResult [Line: 645]: Procedure Contract for timeShift Derived contract for procedure timeShift. Ensures: ((((methaneLevelCritical == \old(methaneLevelCritical)) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (systemActive == \old(systemActive))) - ProcedureContractResult [Line: 540]: Procedure Contract for cleanup Derived contract for procedure cleanup. Ensures: ((((methaneLevelCritical == \old(methaneLevelCritical)) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (systemActive == \old(systemActive))) - ProcedureContractResult [Line: 70]: Procedure Contract for waterRise Derived contract for procedure waterRise. Ensures: (((((methaneLevelCritical == \old(methaneLevelCritical)) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) - ProcedureContractResult [Line: 669]: Procedure Contract for processEnvironment__wrappee__methaneQuery Derived contract for procedure processEnvironment__wrappee__methaneQuery. Ensures: ((((((waterLevel == \old(waterLevel)) && (methaneLevelCritical == \old(methaneLevelCritical))) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) - ProcedureContractResult [Line: 735]: Procedure Contract for isMethaneAlarm Derived contract for procedure isMethaneAlarm. Ensures: ((((((waterLevel == \old(waterLevel)) && (methaneLevelCritical == \old(methaneLevelCritical))) && (head == \old(head))) && (cleanupTimeShifts == \old(cleanupTimeShifts))) && (pumpRunning == \old(pumpRunning))) && (systemActive == \old(systemActive))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.46ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 98.1MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.90ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.31ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.4MB in the end (delta: 999.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 372.44ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 73.6MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 5510.70ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 73.5MB in the beginning and 198.8MB in the end (delta: -125.3MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Witness Printer took 98.68ms. Allocated memory is still 327.2MB. Free memory was 198.8MB in the beginning and 192.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 135]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] - GenericResultAtLocation [Line: 501]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] - GenericResultAtLocation [Line: 510]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [510] - GenericResultAtLocation [Line: 537]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [537] - GenericResultAtLocation [Line: 639]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [639] - GenericResultAtLocation [Line: 791]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [791] - GenericResultAtLocation [Line: 856]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [856] RESULT: Ultimate proved your program to be correct! [2024-12-05 23:53:27,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3a0261-256c-443c-9025-92b73a718124/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