./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/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_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm --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-826ab2b [2024-11-13 23:18:25,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:18:25,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:18:25,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:18:25,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:18:25,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:18:25,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:18:25,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:18:25,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:18:25,800 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:18:25,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:18:25,800 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:18:25,800 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:18:25,800 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:18:25,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:18:25,803 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:18:25,804 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:18:25,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:18:25,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:18:25,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:18:25,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:25,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:18:25,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:18:25,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:18:25,805 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:18:25,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:18:25,805 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_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 23:18:26,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:18:26,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:18:26,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:18:26,113 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:18:26,114 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:18:26,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c Unable to find full path for "g++" [2024-11-13 23:18:27,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:18:28,205 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:18:28,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c [2024-11-13 23:18:28,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/data/aaec1cf12/94d0866d19c44eb3ad1ecd70b087124d/FLAG80fe394cb [2024-11-13 23:18:28,232 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/data/aaec1cf12/94d0866d19c44eb3ad1ecd70b087124d [2024-11-13 23:18:28,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:18:28,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:18:28,237 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:28,237 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:18:28,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:18:28,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71228ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28, skipping insertion in model container [2024-11-13 23:18:28,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,277 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:18:28,531 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_99b742be-111d-4874-bab4-c323bc24b227/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c[12494,12507] [2024-11-13 23:18:28,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:28,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:18:28,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-11-13 23:18:28,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135] [2024-11-13 23:18:28,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [501] [2024-11-13 23:18:28,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [510] [2024-11-13 23:18:28,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [537] [2024-11-13 23:18:28,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [639] [2024-11-13 23:18:28,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [791] [2024-11-13 23:18:28,598 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [856] [2024-11-13 23:18:28,642 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_99b742be-111d-4874-bab4-c323bc24b227/sv-benchmarks/c/product-lines/minepump_spec4_product13.cil.c[12494,12507] [2024-11-13 23:18:28,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:18:28,686 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:18:28,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28 WrapperNode [2024-11-13 23:18:28,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:18:28,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:28,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:18:28,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:18:28,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,732 INFO L138 Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 159 [2024-11-13 23:18:28,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:18:28,733 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:18:28,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:18:28,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:18:28,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,743 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:18:28,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:18:28,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:18:28,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:18:28,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:18:28" (1/1) ... [2024-11-13 23:18:28,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:18:28,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:18:28,795 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:18:28,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:18:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:18:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-13 23:18:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-13 23:18:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-13 23:18:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-13 23:18:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-13 23:18:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-13 23:18:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2024-11-13 23:18:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2024-11-13 23:18:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-11-13 23:18:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-11-13 23:18:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:18:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-13 23:18:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-13 23:18:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:18:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:18:28,925 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:18:28,927 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:18:29,217 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-13 23:18:29,217 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:18:29,362 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:18:29,363 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:18:29,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:29 BoogieIcfgContainer [2024-11-13 23:18:29,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:18:29,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:18:29,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:18:29,376 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:18:29,376 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:29" (1/1) ... [2024-11-13 23:18:29,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:18:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:29,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2024-11-13 23:18:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2024-11-13 23:18:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:18:29,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:29,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:29,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2024-11-13 23:18:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2024-11-13 23:18:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:18:29,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:29,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:29,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2024-11-13 23:18:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2024-11-13 23:18:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:18:29,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:29,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2024-11-13 23:18:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2024-11-13 23:18:30,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:18:30,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:30,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:30,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2024-11-13 23:18:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2024-11-13 23:18:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 23:18:30,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:30,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2024-11-13 23:18:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2024-11-13 23:18:30,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 23:18:30,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:30,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:31,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:31,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2024-11-13 23:18:31,170 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2024-11-13 23:18:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:18:31,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:31,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:32,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 87 states and 141 transitions. [2024-11-13 23:18:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2024-11-13 23:18:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:18:32,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:18:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 144 transitions. [2024-11-13 23:18:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 144 transitions. [2024-11-13 23:18:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 23:18:32,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:18:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 95 states and 153 transitions. [2024-11-13 23:18:32,394 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 153 transitions. [2024-11-13 23:18:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:18:32,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:18:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 156 transitions. [2024-11-13 23:18:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 156 transitions. [2024-11-13 23:18:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:18:32,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:32,642 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:18:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 159 transitions. [2024-11-13 23:18:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 159 transitions. [2024-11-13 23:18:32,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 23:18:32,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:18:32,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:32,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 164 transitions. [2024-11-13 23:18:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 164 transitions. [2024-11-13 23:18:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 23:18:32,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:32,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:33,024 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:18:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:33,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 111 states and 192 transitions. [2024-11-13 23:18:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2024-11-13 23:18:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:18:33,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:33,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:33,904 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:18:34,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 116 states and 202 transitions. [2024-11-13 23:18:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 202 transitions. [2024-11-13 23:18:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:18:34,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:34,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:18:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:34,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 200 transitions. [2024-11-13 23:18:34,721 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 200 transitions. [2024-11-13 23:18:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-13 23:18:34,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:18:34,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:18:34,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:18:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 23:18:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:18:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 43 states and 55 transitions. [2024-11-13 23:18:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2024-11-13 23:18:34,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:18:34,825 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2024-11-13 23:18:34,840 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:18:35,087 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 82 93) the Hoare annotation is: true [2024-11-13 23:18:35,088 INFO L77 FloydHoareUtils]: At program point changeMethaneLevelEXIT(lines 82 93) the Hoare annotation is: true [2024-11-13 23:18:35,088 INFO L77 FloydHoareUtils]: At program point L506(line 506) the Hoare annotation is: true [2024-11-13 23:18:35,088 INFO L77 FloydHoareUtils]: At program point L696(line 696) the Hoare annotation is: (not (and (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)))) [2024-11-13 23:18:35,088 INFO L77 FloydHoareUtils]: At program point L696-1(lines 677 701) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L656-1(lines 656 662) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L685(lines 685 693) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L524(lines 524 530) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L681(lines 681 698) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L520(lines 520 533) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point L520-1(lines 512 536) the Hoare annotation is: true [2024-11-13 23:18:35,089 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 645 668) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2024-11-13 23:18:35,090 INFO L77 FloydHoareUtils]: At program point L649-1(lines 648 667) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2024-11-13 23:18:35,090 INFO L77 FloydHoareUtils]: At program point L691(line 691) the Hoare annotation is: true [2024-11-13 23:18:35,090 INFO L77 FloydHoareUtils]: At program point L683(line 683) the Hoare annotation is: true [2024-11-13 23:18:35,090 INFO L77 FloydHoareUtils]: At program point timeShiftEXIT(lines 645 668) the Hoare annotation is: true [2024-11-13 23:18:35,091 INFO L77 FloydHoareUtils]: At program point L683-1(line 683) the Hoare annotation is: true [2024-11-13 23:18:35,091 INFO L77 FloydHoareUtils]: At program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point L546-1(line 546) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point cleanupEXIT(lines 540 569) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point L565(lines 540 569) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point L561(line 561) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point L554(lines 554 558) the Hoare annotation is: true [2024-11-13 23:18:35,092 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 540 569) the Hoare annotation is: true [2024-11-13 23:18:35,094 INFO L77 FloydHoareUtils]: At program point L554-1(lines 554 558) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L550-2(lines 550 564) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L546(line 546) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L824(line 824) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L626(lines 626 633) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L626-2(lines 626 633) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L845(lines 802 847) the Hoare annotation is: true [2024-11-13 23:18:35,095 INFO L77 FloydHoareUtils]: At program point L812(lines 812 818) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L812-1(lines 812 818) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L838-2(lines 832 843) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L822(lines 822 828) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L822-1(lines 822 828) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L851(lines 792 855) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L814(line 814) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:18:35,096 INFO L77 FloydHoareUtils]: At program point L848(lines 801 849) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point L803(lines 802 847) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point waterRiseEXIT(lines 70 81) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 70 81) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point processEnvironment__wrappee__methaneQueryEXIT(lines 669 675) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 669 675) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point isMethaneAlarmEXIT(lines 735 745) the Hoare annotation is: true [2024-11-13 23:18:35,097 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 735 745) the Hoare annotation is: true [2024-11-13 23:18:35,133 WARN L162 FloydHoareUtils]: Requires clause for timeShift contained old-variable. Original clause: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) Eliminated clause: true [2024-11-13 23:18:35,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:18:35 ImpRootNode [2024-11-13 23:18:35,136 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:18:35,138 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:18:35,138 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:18:35,139 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:18:35,139 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:18:29" (3/4) ... [2024-11-13 23:18:35,143 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:18:35,145 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-13 23:18:35,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-13 23:18:35,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-13 23:18:35,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-13 23:18:35,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2024-11-13 23:18:35,146 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2024-11-13 23:18:35,153 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2024-11-13 23:18:35,154 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 23:18:35,154 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 23:18:35,155 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:18:35,155 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:18:35,185 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (pumpRunning != 0)) || (1 != systemActive)) [2024-11-13 23:18:35,214 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (pumpRunning != 0)) || (1 != systemActive)) [2024-11-13 23:18:35,259 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:18:35,259 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:18:35,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:18:35,260 INFO L158 Benchmark]: Toolchain (without parser) took 7024.87ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 32.2MB in the end (delta: 60.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-13 23:18:35,261 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:35,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.38ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 74.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:35,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.48ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:35,261 INFO L158 Benchmark]: Boogie Preprocessor took 21.93ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.5MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:18:35,262 INFO L158 Benchmark]: RCFGBuilder took 607.38ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 50.3MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:18:35,262 INFO L158 Benchmark]: CodeCheck took 5773.74ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 37.8MB in the end (delta: 12.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-11-13 23:18:35,262 INFO L158 Benchmark]: Witness Printer took 121.39ms. Allocated memory is still 117.4MB. Free memory was 37.8MB in the beginning and 32.2MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:18:35,264 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, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2308 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1036 mSDsluCounter, 2288 SdHoareTripleChecker+Invalid, 4.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1401 mSDsCounter, 559 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2522 IncrementalHoareTripleChecker+Invalid, 3081 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 559 mSolverCounterUnsat, 887 mSDtfsCounter, 2522 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4380 GetRequests, 4276 SyntacticMatches, 8 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3695 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 449 ConstructedInterpolants, 0 QuantifiedInterpolants, 919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 91/100 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 - 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 == \old(pumpRunning)) || (pumpRunning != 0)) || (1 != systemActive)) - 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 0.27ms. Allocated memory is still 117.4MB. Free memory is still 75.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.38ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 74.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.48ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.93ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 71.5MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 607.38ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 50.3MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5773.74ms. Allocated memory is still 117.4MB. Free memory was 50.0MB in the beginning and 37.8MB in the end (delta: 12.3MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Witness Printer took 121.39ms. Allocated memory is still 117.4MB. Free memory was 37.8MB in the beginning and 32.2MB in the end (delta: 5.5MB). 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,"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! [2024-11-13 23:18:35,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b742be-111d-4874-bab4-c323bc24b227/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE