./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b18268074b12ff6db81668668ee2d33af663d931f7be534d8799200934e1992a --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:48:56,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:48:56,653 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:48:56,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:48:56,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:48:56,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:48:56,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:48:56,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:48:56,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:48:56,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:48:56,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:48:56,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:48:56,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:48:56,690 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:48:56,690 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:48:56,691 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:48:56,691 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:48:56,691 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:48:56,691 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:48:56,692 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:48:56,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:48:56,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:48:56,695 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:48:56,696 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:48:56,696 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:48:56,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:48:56,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:48:56,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:48:56,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:48:56,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:48:56,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:48:56,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:48:56,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:48:56,698 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:48:56,698 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:48:56,698 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:48:56,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:48:56,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:48:56,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:48:56,710 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:48:56,710 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b18268074b12ff6db81668668ee2d33af663d931f7be534d8799200934e1992a [2024-11-17 08:48:56,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:48:56,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:48:56,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:48:56,914 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:48:56,915 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:48:56,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2024-11-17 08:48:58,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:48:58,823 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:48:58,823 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product63.cil.c [2024-11-17 08:48:58,837 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66ff997c3/5c65102f9212463a807f6fdadd397522/FLAGce50c232c [2024-11-17 08:48:58,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66ff997c3/5c65102f9212463a807f6fdadd397522 [2024-11-17 08:48:58,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:48:58,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:48:58,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:48:58,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:48:58,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:48:58,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:58" (1/1) ... [2024-11-17 08:48:58,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7148af88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:58, skipping insertion in model container [2024-11-17 08:48:58,860 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:58" (1/1) ... [2024-11-17 08:48:58,899 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:48:59,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:48:59,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:48:59,364 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [49] [2024-11-17 08:48:59,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [101] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [139] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [148] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [220] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [318] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [583] [2024-11-17 08:48:59,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [686] [2024-11-17 08:48:59,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:48:59,429 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:48:59,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59 WrapperNode [2024-11-17 08:48:59,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:48:59,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:48:59,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:48:59,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:48:59,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,446 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,484 INFO L138 Inliner]: procedures = 60, calls = 110, calls flagged for inlining = 63, calls inlined = 185, statements flattened = 1248 [2024-11-17 08:48:59,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:48:59,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:48:59,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:48:59,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:48:59,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,507 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,524 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-17 08:48:59,524 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,536 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:48:59,545 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:48:59,546 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:48:59,546 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:48:59,546 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (1/1) ... [2024-11-17 08:48:59,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:48:59,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:48:59,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 08:48:59,604 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-17 08:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:48:59,817 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:48:59,821 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:49:00,648 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,648 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L565-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~6#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L136-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-1: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-3: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-5: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-7: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-9: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-11: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-13: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-15: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-17: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-19: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,649 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-21: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,650 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L674-23: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; [2024-11-17 08:49:00,650 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-1: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,650 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-3: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,673 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-5: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,673 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-7: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,673 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L315-1: main_#res#1 := main_~retValue_acc~2#1; [2024-11-17 08:49:00,673 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-9: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-11: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-13: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-15: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-17: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-19: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-21: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L546-23: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-7: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-9: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-11: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-13: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,674 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-15: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-17: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-19: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-21: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-23: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-25: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-27: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L482-29: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L683-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~10#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,675 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-7: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-9: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L491-11: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L660-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L660-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L660-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-7: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-9: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-11: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-13: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-15: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-17: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,676 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-19: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,677 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-21: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,678 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-23: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-25: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-27: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,681 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L628-29: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; [2024-11-17 08:49:00,764 INFO L? ?]: Removed 313 outVars from TransFormulas that were not future-live. [2024-11-17 08:49:00,764 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:49:00,784 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:49:00,784 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:49:00,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:49:00 BoogieIcfgContainer [2024-11-17 08:49:00,785 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:49:00,786 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:49:00,786 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:49:00,792 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:49:00,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:49:00,793 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:48:58" (1/3) ... [2024-11-17 08:49:00,793 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa12648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:49:00, skipping insertion in model container [2024-11-17 08:49:00,793 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:49:00,793 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:59" (2/3) ... [2024-11-17 08:49:00,794 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa12648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:49:00, skipping insertion in model container [2024-11-17 08:49:00,794 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:49:00,794 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:49:00" (3/3) ... [2024-11-17 08:49:00,795 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2024-11-17 08:49:00,848 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:49:00,849 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:49:00,849 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:49:00,849 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:49:00,849 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:49:00,849 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:49:00,849 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:49:00,849 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:49:00,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 337 states, 336 states have (on average 1.3452380952380953) internal successors, (452), 336 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:00,880 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 221 [2024-11-17 08:49:00,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:49:00,883 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:49:00,890 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:00,890 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:00,890 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:49:00,891 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 337 states, 336 states have (on average 1.3452380952380953) internal successors, (452), 336 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:00,905 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 221 [2024-11-17 08:49:00,908 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:49:00,908 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:49:00,909 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:00,909 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:00,914 INFO L745 eck$LassoCheckResult]: Stem: 317#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 35#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; 319#L127true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 219#L120true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 117#L135true assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~2#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 240#L305true assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; 178#L281true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 115#L59true assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 96#L164true [2024-11-17 08:49:00,915 INFO L747 eck$LassoCheckResult]: Loop: 96#L164true assume true; 108#L164-1true assume !false; 14#test_while_0_continue#1true assume true; 102#L166true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet8#1;test_~tmp~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 326#L174true assume !(0 != test_~tmp~1#1); 287#L182true havoc test_#t~nondet9#1;test_~tmp___0~1#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 93#L184true assume !(0 != test_~tmp___0~1#1); 283#L192true havoc test_#t~nondet10#1;test_~tmp___2~0#1 := test_#t~nondet10#1;havoc test_#t~nondet10#1; 284#L194true assume 0 != test_~tmp___2~0#1; 305#L209true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; 262#L490-5true assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 294#L69-2true assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 266#L336-2true assume !(0 != ~pumpRunning~0); 67#L343-2true assume !(0 != ~systemActive~0); 336#L351-2true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 257#L659-2true assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 21#L80-2true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 270#L98-2true assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 113#L353-2true assume true;assume { :end_inline_timeShift } true; 96#L164true [2024-11-17 08:49:00,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:00,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1486818406, now seen corresponding path program 1 times [2024-11-17 08:49:00,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:00,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085198068] [2024-11-17 08:49:00,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,034 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,036 INFO L85 PathProgramCache]: Analyzing trace with hash -2111233616, now seen corresponding path program 1 times [2024-11-17 08:49:01,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853813460] [2024-11-17 08:49:01,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,058 INFO L85 PathProgramCache]: Analyzing trace with hash -318870153, now seen corresponding path program 1 times [2024-11-17 08:49:01,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707799125] [2024-11-17 08:49:01,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:49:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:49:01,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:49:01,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707799125] [2024-11-17 08:49:01,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707799125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:49:01,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:49:01,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:49:01,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382707104] [2024-11-17 08:49:01,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:49:01,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:49:01,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:49:01,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:49:01,262 INFO L87 Difference]: Start difference. First operand has 337 states, 336 states have (on average 1.3452380952380953) internal successors, (452), 336 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:49:01,323 INFO L93 Difference]: Finished difference Result 653 states and 865 transitions. [2024-11-17 08:49:01,324 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 653 states and 865 transitions. [2024-11-17 08:49:01,330 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 426 [2024-11-17 08:49:01,340 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 653 states to 631 states and 842 transitions. [2024-11-17 08:49:01,341 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 631 [2024-11-17 08:49:01,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 631 [2024-11-17 08:49:01,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 631 states and 842 transitions. [2024-11-17 08:49:01,346 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:49:01,346 INFO L218 hiAutomatonCegarLoop]: Abstraction has 631 states and 842 transitions. [2024-11-17 08:49:01,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states and 842 transitions. [2024-11-17 08:49:01,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 628. [2024-11-17 08:49:01,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 628 states have (on average 1.3343949044585988) internal successors, (838), 627 states have internal predecessors, (838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 838 transitions. [2024-11-17 08:49:01,388 INFO L240 hiAutomatonCegarLoop]: Abstraction has 628 states and 838 transitions. [2024-11-17 08:49:01,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:49:01,391 INFO L425 stractBuchiCegarLoop]: Abstraction has 628 states and 838 transitions. [2024-11-17 08:49:01,392 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:49:01,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 628 states and 838 transitions. [2024-11-17 08:49:01,395 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 426 [2024-11-17 08:49:01,395 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:49:01,395 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:49:01,396 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,396 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,396 INFO L745 eck$LassoCheckResult]: Stem: 1385#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1060#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; 1061#L127 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1317#L120 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1194#L135 assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~2#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 1195#L305 assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; 1276#L281 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1191#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1161#L164 [2024-11-17 08:49:01,396 INFO L747 eck$LassoCheckResult]: Loop: 1161#L164 assume true; 1162#L164-1 assume !false; 1021#test_while_0_continue#1 assume true; 1022#L166 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet8#1;test_~tmp~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 1389#L174 assume !(0 != test_~tmp~1#1); 1072#L182 havoc test_#t~nondet9#1;test_~tmp___0~1#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 1368#L184 assume !(0 != test_~tmp___0~1#1); 1423#L192 havoc test_#t~nondet10#1;test_~tmp___2~0#1 := test_#t~nondet10#1;havoc test_#t~nondet10#1; 1422#L194 assume 0 != test_~tmp___2~0#1; 1420#L209 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; 1418#L490-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 1417#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 1350#L336-2 assume !(0 != ~pumpRunning~0); 1122#L343-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 1123#L420-2 assume 0 != ~pumpRunning~0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret17#1, isMethaneAlarm_~retValue_acc~3#1;havoc isMethaneAlarm_~retValue_acc~3#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~7#1;havoc isMethaneLevelCritical_~retValue_acc~7#1;isMethaneLevelCritical_~retValue_acc~7#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~7#1; 1065#L627-12 assume true;isMethaneAlarm_#t~ret17#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~7#1;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~3#1 := isMethaneAlarm_#t~ret17#1;havoc isMethaneAlarm_#t~ret17#1;isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; 1066#L481-12 assume true;processEnvironment_#t~ret15#1 := isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret17#1, isMethaneAlarm_~retValue_acc~3#1;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~5#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; 1381#L424-2 assume 0 != processEnvironment_~tmp~5#1;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 1388#L471-6 assume true;assume { :end_inline_deactivatePump } true; 1212#L438-2 assume true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 1391#L351-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 1341#L659-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 1035#L80-2 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 1037#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1188#L353-2 assume true;assume { :end_inline_timeShift } true; 1161#L164 [2024-11-17 08:49:01,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1486818406, now seen corresponding path program 2 times [2024-11-17 08:49:01,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517652294] [2024-11-17 08:49:01,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1737417752, now seen corresponding path program 1 times [2024-11-17 08:49:01,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920760742] [2024-11-17 08:49:01,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:49:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:49:01,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:49:01,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920760742] [2024-11-17 08:49:01,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920760742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:49:01,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:49:01,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:49:01,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825190409] [2024-11-17 08:49:01,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:49:01,436 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:49:01,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:49:01,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:49:01,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:49:01,436 INFO L87 Difference]: Start difference. First operand 628 states and 838 transitions. cyclomatic complexity: 214 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:49:01,523 INFO L93 Difference]: Finished difference Result 663 states and 842 transitions. [2024-11-17 08:49:01,523 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 663 states and 842 transitions. [2024-11-17 08:49:01,526 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 461 [2024-11-17 08:49:01,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 663 states to 663 states and 842 transitions. [2024-11-17 08:49:01,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 663 [2024-11-17 08:49:01,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 663 [2024-11-17 08:49:01,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 663 states and 842 transitions. [2024-11-17 08:49:01,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:49:01,532 INFO L218 hiAutomatonCegarLoop]: Abstraction has 663 states and 842 transitions. [2024-11-17 08:49:01,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states and 842 transitions. [2024-11-17 08:49:01,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 663. [2024-11-17 08:49:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 663 states have (on average 1.2699849170437405) internal successors, (842), 662 states have internal predecessors, (842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 842 transitions. [2024-11-17 08:49:01,566 INFO L240 hiAutomatonCegarLoop]: Abstraction has 663 states and 842 transitions. [2024-11-17 08:49:01,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:49:01,567 INFO L425 stractBuchiCegarLoop]: Abstraction has 663 states and 842 transitions. [2024-11-17 08:49:01,567 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:49:01,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 663 states and 842 transitions. [2024-11-17 08:49:01,569 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 461 [2024-11-17 08:49:01,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:49:01,569 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:49:01,577 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,577 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,578 INFO L745 eck$LassoCheckResult]: Stem: 2587#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 2340#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; 2341#L127 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2538#L120 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 2452#L135 assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~2#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 2453#L305 assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; 2510#L281 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 2448#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 2449#L164 [2024-11-17 08:49:01,578 INFO L747 eck$LassoCheckResult]: Loop: 2449#L164 assume true; 2945#L164-1 assume !false; 2944#test_while_0_continue#1 assume true; 2943#L166 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet8#1;test_~tmp~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 2941#L174 assume !(0 != test_~tmp~1#1); 2939#L182 havoc test_#t~nondet9#1;test_~tmp___0~1#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 2936#L184 assume !(0 != test_~tmp___0~1#1); 2935#L192 havoc test_#t~nondet10#1;test_~tmp___2~0#1 := test_#t~nondet10#1;havoc test_#t~nondet10#1; 2934#L194 assume 0 != test_~tmp___2~0#1; 2932#L209 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; 2931#L490-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 2577#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 2557#L336-2 assume !(0 != ~pumpRunning~0); 2390#L343-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 2391#L420-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~4#1; 2496#L394-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~3#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~3#1; 2864#L368-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~5#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~2#1;havoc isHighWaterLevel_~retValue_acc~5#1;havoc isHighWaterLevel_~tmp~7#1;havoc isHighWaterLevel_~tmp___0~2#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;havoc isHighWaterSensorDry_~retValue_acc~9#1; 2861#L667-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~9#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; 2859#L672-11 assume true;isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; 2857#L539-11 assume 0 != isHighWaterLevel_~tmp~7#1;isHighWaterLevel_~tmp___0~2#1 := 0; 2854#L544-11 isHighWaterLevel_~retValue_acc~5#1 := isHighWaterLevel_~tmp___0~2#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; 2853#L545-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret13#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~5#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~2#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~3#1 := processEnvironment__wrappee__highWaterSensor_#t~ret13#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1; 2851#L372-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~3#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 2852#L360-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 2958#L386-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~3#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 2954#L412-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 2953#L438-2 assume true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 2952#L351-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 2951#L659-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 2949#L80-2 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 2947#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 2946#L353-2 assume true;assume { :end_inline_timeShift } true; 2449#L164 [2024-11-17 08:49:01,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1486818406, now seen corresponding path program 3 times [2024-11-17 08:49:01,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685292408] [2024-11-17 08:49:01,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,619 INFO L85 PathProgramCache]: Analyzing trace with hash -2107872137, now seen corresponding path program 1 times [2024-11-17 08:49:01,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128168085] [2024-11-17 08:49:01,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:49:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:49:01,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:49:01,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128168085] [2024-11-17 08:49:01,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128168085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:49:01,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:49:01,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 08:49:01,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249451748] [2024-11-17 08:49:01,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:49:01,676 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:49:01,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:49:01,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 08:49:01,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 08:49:01,676 INFO L87 Difference]: Start difference. First operand 663 states and 842 transitions. cyclomatic complexity: 183 Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:49:01,793 INFO L93 Difference]: Finished difference Result 1314 states and 1638 transitions. [2024-11-17 08:49:01,793 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1314 states and 1638 transitions. [2024-11-17 08:49:01,798 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 918 [2024-11-17 08:49:01,802 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1314 states to 1314 states and 1638 transitions. [2024-11-17 08:49:01,802 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1314 [2024-11-17 08:49:01,803 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1314 [2024-11-17 08:49:01,803 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1314 states and 1638 transitions. [2024-11-17 08:49:01,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:49:01,804 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1314 states and 1638 transitions. [2024-11-17 08:49:01,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states and 1638 transitions. [2024-11-17 08:49:01,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1314. [2024-11-17 08:49:01,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1314 states, 1314 states have (on average 1.2465753424657535) internal successors, (1638), 1313 states have internal predecessors, (1638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:49:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1638 transitions. [2024-11-17 08:49:01,823 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1314 states and 1638 transitions. [2024-11-17 08:49:01,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 08:49:01,824 INFO L425 stractBuchiCegarLoop]: Abstraction has 1314 states and 1638 transitions. [2024-11-17 08:49:01,824 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-17 08:49:01,824 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1314 states and 1638 transitions. [2024-11-17 08:49:01,828 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 918 [2024-11-17 08:49:01,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:49:01,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:49:01,828 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:49:01,829 INFO L745 eck$LassoCheckResult]: Stem: 4608#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 4329#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~2#1, main_~tmp~2#1;havoc main_~retValue_acc~2#1;havoc main_~tmp~2#1;assume { :begin_inline_select_helpers } true; 4330#L127 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4540#L120 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 4448#L135 assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~2#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 4449#L305 assume 0 != main_~tmp~2#1;assume { :begin_inline_setup } true; 4513#L281 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 4444#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_#t~nondet11#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 4419#L164 [2024-11-17 08:49:01,829 INFO L747 eck$LassoCheckResult]: Loop: 4419#L164 assume true; 4420#L164-1 assume !false; 5031#test_while_0_continue#1 assume true; 4422#L166 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet8#1;test_~tmp~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 4424#L174 assume !(0 != test_~tmp~1#1); 4613#L182 havoc test_#t~nondet9#1;test_~tmp___0~1#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 5017#L184 assume !(0 != test_~tmp___0~1#1); 5069#L192 havoc test_#t~nondet10#1;test_~tmp___2~0#1 := test_#t~nondet10#1;havoc test_#t~nondet10#1; 5016#L194 assume 0 != test_~tmp___2~0#1; 4887#L209 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; 5021#L490-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 5020#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 4561#L336-2 assume !(0 != ~pumpRunning~0); 4381#L343-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 4382#L420-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~4#1; 4833#L394-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~3#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~3#1; 4832#L368-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~5#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~2#1;havoc isHighWaterLevel_~retValue_acc~5#1;havoc isHighWaterLevel_~tmp~7#1;havoc isHighWaterLevel_~tmp___0~2#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;havoc isHighWaterSensorDry_~retValue_acc~9#1; 4831#L667-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~9#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; 4634#L672-11 assume true;isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; 4828#L539-11 assume 0 != isHighWaterLevel_~tmp~7#1;isHighWaterLevel_~tmp___0~2#1 := 0; 4825#L544-11 isHighWaterLevel_~retValue_acc~5#1 := isHighWaterLevel_~tmp___0~2#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~5#1; 4822#L545-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret13#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~5#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~2#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~3#1 := processEnvironment__wrappee__highWaterSensor_#t~ret13#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1; 4819#L372-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~3#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 4820#L360-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 5026#L386-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~3#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 4459#L412-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 4460#L438-2 assume true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 5022#L351-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 4554#L659-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 4311#L80-2 assume 2 != __utac_acc__Specification5_spec__3_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;havoc isPumpRunning_~retValue_acc~4#1;isPumpRunning_~retValue_acc~4#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; 4312#L490-4 assume true;__utac_acc__Specification5_spec__3_#t~ret6#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~4#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~0#1 := __utac_acc__Specification5_spec__3_#t~ret6#1;havoc __utac_acc__Specification5_spec__3_#t~ret6#1; 5033#L84-2 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0#1); 4563#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 4564#L353-2 assume true;assume { :end_inline_timeShift } true; 4419#L164 [2024-11-17 08:49:01,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1486818406, now seen corresponding path program 4 times [2024-11-17 08:49:01,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111135139] [2024-11-17 08:49:01,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1558841365, now seen corresponding path program 1 times [2024-11-17 08:49:01,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599685853] [2024-11-17 08:49:01,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:01,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:49:01,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1641600366, now seen corresponding path program 1 times [2024-11-17 08:49:01,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:49:01,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245059666] [2024-11-17 08:49:01,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:49:01,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:49:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:01,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:49:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:02,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:49:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:49:02,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:49:02 BoogieIcfgContainer [2024-11-17 08:49:02,579 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:49:02,579 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:49:02,579 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:49:02,579 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:49:02,580 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:49:00" (3/4) ... [2024-11-17 08:49:02,581 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-17 08:49:02,618 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 08:49:02,619 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:49:02,619 INFO L158 Benchmark]: Toolchain (without parser) took 3768.91ms. Allocated memory was 125.8MB in the beginning and 209.7MB in the end (delta: 83.9MB). Free memory was 70.3MB in the beginning and 157.0MB in the end (delta: -86.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,619 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory was 95.0MB in the beginning and 94.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:49:02,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.04ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 70.3MB in the beginning and 137.5MB in the end (delta: -67.2MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.60ms. Allocated memory is still 169.9MB. Free memory was 137.5MB in the beginning and 132.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,620 INFO L158 Benchmark]: Boogie Preprocessor took 59.02ms. Allocated memory is still 169.9MB. Free memory was 132.1MB in the beginning and 127.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,621 INFO L158 Benchmark]: IcfgBuilder took 1239.45ms. Allocated memory is still 169.9MB. Free memory was 126.1MB in the beginning and 125.7MB in the end (delta: 378.4kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,621 INFO L158 Benchmark]: BuchiAutomizer took 1793.20ms. Allocated memory was 169.9MB in the beginning and 209.7MB in the end (delta: 39.8MB). Free memory was 125.7MB in the beginning and 160.1MB in the end (delta: -34.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,621 INFO L158 Benchmark]: Witness Printer took 39.67ms. Allocated memory is still 209.7MB. Free memory was 160.1MB in the beginning and 157.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:49:02,622 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory was 95.0MB in the beginning and 94.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.04ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 70.3MB in the beginning and 137.5MB in the end (delta: -67.2MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.60ms. Allocated memory is still 169.9MB. Free memory was 137.5MB in the beginning and 132.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.02ms. Allocated memory is still 169.9MB. Free memory was 132.1MB in the beginning and 127.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * IcfgBuilder took 1239.45ms. Allocated memory is still 169.9MB. Free memory was 126.1MB in the beginning and 125.7MB in the end (delta: 378.4kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1793.20ms. Allocated memory was 169.9MB in the beginning and 209.7MB in the end (delta: 39.8MB). Free memory was 125.7MB in the beginning and 160.1MB in the end (delta: -34.4MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Witness Printer took 39.67ms. Allocated memory is still 209.7MB. Free memory was 160.1MB in the beginning and 157.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [49] - GenericResultAtLocation [Line: 101]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [101] - GenericResultAtLocation [Line: 139]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [139] - GenericResultAtLocation [Line: 148]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [148] - GenericResultAtLocation [Line: 220]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [220] - GenericResultAtLocation [Line: 318]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [318] - GenericResultAtLocation [Line: 583]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [583] - GenericResultAtLocation [Line: 686]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [686] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.3 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 1314 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 949 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 949 mSDsluCounter, 2705 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1578 mSDsCounter, 68 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 174 IncrementalHoareTripleChecker+Invalid, 242 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 68 mSolverCounterUnsat, 1127 mSDtfsCounter, 174 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 164]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L53] int switchedOnBeforeTS ; [L221] int cleanupTimeShifts = 4; [L326] int pumpRunning = 0; [L327] int systemActive = 1; [L584] int waterLevel = 1; [L585] int methaneLevelCritical = 0; [L856] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L296] int retValue_acc ; [L297] int tmp ; [L301] FCALL select_helpers() [L302] FCALL select_features() [L303] CALL, EXPR valid_product() [L131] int retValue_acc ; [L134] retValue_acc = 1 [L135] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L303] RET, EXPR valid_product() [L303] tmp = valid_product() [L305] COND TRUE \read(tmp) [L307] FCALL setup() [L308] CALL runTest() [L289] CALL __utac_acc__Specification5_spec__1() [L58] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L289] RET __utac_acc__Specification5_spec__1() [L290] CALL test() [L155] int splverifierCounter ; [L156] int tmp ; [L157] int tmp___0 ; [L158] int tmp___1 ; [L159] int tmp___2 ; [L162] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L164] COND TRUE 1 [L166] COND TRUE splverifierCounter < 4 [L172] tmp = __VERIFIER_nondet_int() [L174] COND FALSE !(\read(tmp)) [L182] tmp___0 = __VERIFIER_nondet_int() [L184] COND FALSE !(\read(tmp___0)) [L192] tmp___2 = __VERIFIER_nondet_int() [L194] COND TRUE \read(tmp___2) [L209] CALL timeShift() [L334] CALL __utac_acc__Specification5_spec__2() [L67] CALL, EXPR isPumpRunning() [L486] int retValue_acc ; [L489] retValue_acc = pumpRunning [L490] return (retValue_acc); [L67] RET, EXPR isPumpRunning() [L67] switchedOnBeforeTS = isPumpRunning() [L334] RET __utac_acc__Specification5_spec__2() [L336] COND FALSE !(\read(pumpRunning)) [L343] COND TRUE \read(systemActive) [L345] CALL processEnvironment() [L417] int tmp ; [L420] COND FALSE !(\read(pumpRunning)) [L435] CALL processEnvironment__wrappee__methaneQuery() [L391] int tmp ; [L394] COND FALSE !(\read(pumpRunning)) [L409] CALL processEnvironment__wrappee__highWaterSensor() [L365] int tmp ; [L368] COND TRUE ! pumpRunning [L370] CALL, EXPR isHighWaterLevel() [L531] int retValue_acc ; [L532] int tmp ; [L533] int tmp___0 ; [L537] CALL, EXPR isHighWaterSensorDry() [L664] int retValue_acc ; [L667] COND TRUE waterLevel < 2 [L668] retValue_acc = 1 [L669] return (retValue_acc); [L537] RET, EXPR isHighWaterSensorDry() [L537] tmp = isHighWaterSensorDry() [L539] COND TRUE \read(tmp) [L540] tmp___0 = 0 [L544] retValue_acc = tmp___0 [L545] return (retValue_acc); [L370] RET, EXPR isHighWaterLevel() [L370] tmp = isHighWaterLevel() [L372] COND FALSE !(\read(tmp)) [L378] FCALL processEnvironment__wrappee__base() [L409] RET processEnvironment__wrappee__highWaterSensor() [L435] RET processEnvironment__wrappee__methaneQuery() [L345] RET processEnvironment() [L351] CALL __utac_acc__Specification5_spec__3() [L73] int tmp ; [L74] int tmp___0 ; [L78] CALL, EXPR getWaterLevel() [L655] int retValue_acc ; [L658] retValue_acc = waterLevel [L659] return (retValue_acc); [L78] RET, EXPR getWaterLevel() [L78] tmp = getWaterLevel() [L80] COND TRUE tmp != 2 [L82] CALL, EXPR isPumpRunning() [L486] int retValue_acc ; [L489] retValue_acc = pumpRunning [L490] return (retValue_acc); [L82] RET, EXPR isPumpRunning() [L82] tmp___0 = isPumpRunning() [L84] COND FALSE !(\read(tmp___0)) [L351] RET __utac_acc__Specification5_spec__3() [L209] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 164]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L53] int switchedOnBeforeTS ; [L221] int cleanupTimeShifts = 4; [L326] int pumpRunning = 0; [L327] int systemActive = 1; [L584] int waterLevel = 1; [L585] int methaneLevelCritical = 0; [L856] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L296] int retValue_acc ; [L297] int tmp ; [L301] FCALL select_helpers() [L302] FCALL select_features() [L303] CALL, EXPR valid_product() [L131] int retValue_acc ; [L134] retValue_acc = 1 [L135] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L303] RET, EXPR valid_product() [L303] tmp = valid_product() [L305] COND TRUE \read(tmp) [L307] FCALL setup() [L308] CALL runTest() [L289] CALL __utac_acc__Specification5_spec__1() [L58] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L289] RET __utac_acc__Specification5_spec__1() [L290] CALL test() [L155] int splverifierCounter ; [L156] int tmp ; [L157] int tmp___0 ; [L158] int tmp___1 ; [L159] int tmp___2 ; [L162] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L164] COND TRUE 1 [L166] COND TRUE splverifierCounter < 4 [L172] tmp = __VERIFIER_nondet_int() [L174] COND FALSE !(\read(tmp)) [L182] tmp___0 = __VERIFIER_nondet_int() [L184] COND FALSE !(\read(tmp___0)) [L192] tmp___2 = __VERIFIER_nondet_int() [L194] COND TRUE \read(tmp___2) [L209] CALL timeShift() [L334] CALL __utac_acc__Specification5_spec__2() [L67] CALL, EXPR isPumpRunning() [L486] int retValue_acc ; [L489] retValue_acc = pumpRunning [L490] return (retValue_acc); [L67] RET, EXPR isPumpRunning() [L67] switchedOnBeforeTS = isPumpRunning() [L334] RET __utac_acc__Specification5_spec__2() [L336] COND FALSE !(\read(pumpRunning)) [L343] COND TRUE \read(systemActive) [L345] CALL processEnvironment() [L417] int tmp ; [L420] COND FALSE !(\read(pumpRunning)) [L435] CALL processEnvironment__wrappee__methaneQuery() [L391] int tmp ; [L394] COND FALSE !(\read(pumpRunning)) [L409] CALL processEnvironment__wrappee__highWaterSensor() [L365] int tmp ; [L368] COND TRUE ! pumpRunning [L370] CALL, EXPR isHighWaterLevel() [L531] int retValue_acc ; [L532] int tmp ; [L533] int tmp___0 ; [L537] CALL, EXPR isHighWaterSensorDry() [L664] int retValue_acc ; [L667] COND TRUE waterLevel < 2 [L668] retValue_acc = 1 [L669] return (retValue_acc); [L537] RET, EXPR isHighWaterSensorDry() [L537] tmp = isHighWaterSensorDry() [L539] COND TRUE \read(tmp) [L540] tmp___0 = 0 [L544] retValue_acc = tmp___0 [L545] return (retValue_acc); [L370] RET, EXPR isHighWaterLevel() [L370] tmp = isHighWaterLevel() [L372] COND FALSE !(\read(tmp)) [L378] FCALL processEnvironment__wrappee__base() [L409] RET processEnvironment__wrappee__highWaterSensor() [L435] RET processEnvironment__wrappee__methaneQuery() [L345] RET processEnvironment() [L351] CALL __utac_acc__Specification5_spec__3() [L73] int tmp ; [L74] int tmp___0 ; [L78] CALL, EXPR getWaterLevel() [L655] int retValue_acc ; [L658] retValue_acc = waterLevel [L659] return (retValue_acc); [L78] RET, EXPR getWaterLevel() [L78] tmp = getWaterLevel() [L80] COND TRUE tmp != 2 [L82] CALL, EXPR isPumpRunning() [L486] int retValue_acc ; [L489] retValue_acc = pumpRunning [L490] return (retValue_acc); [L82] RET, EXPR isPumpRunning() [L82] tmp___0 = isPumpRunning() [L84] COND FALSE !(\read(tmp___0)) [L351] RET __utac_acc__Specification5_spec__3() [L209] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-17 08:49:02,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)