./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product31.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_product31.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 929dace20230ddc06ca4ae48df9d26fbf35d81f20edb15688ea1cc72e971ff98 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:48:34,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:48:35,065 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:48:35,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:48:35,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:48:35,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:48:35,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:48:35,107 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:48:35,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:48:35,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:48:35,108 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:48:35,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:48:35,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:48:35,110 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:48:35,110 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:48:35,111 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:48:35,111 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:48:35,111 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:48:35,112 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:48:35,112 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:48:35,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:48:35,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:48:35,117 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:48:35,117 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:48:35,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:48:35,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:48:35,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:48:35,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:48:35,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:48:35,121 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:48:35,121 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:48:35,121 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:48:35,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:48:35,122 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:48:35,122 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:48:35,122 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:48:35,123 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:48:35,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:48:35,123 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:48:35,123 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:48:35,124 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 929dace20230ddc06ca4ae48df9d26fbf35d81f20edb15688ea1cc72e971ff98 [2024-11-17 08:48:35,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:48:35,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:48:35,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:48:35,392 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:48:35,392 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:48:35,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2024-11-17 08:48:36,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:48:37,078 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:48:37,079 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product31.cil.c [2024-11-17 08:48:37,102 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cd4986b/300ecf59d330461fb532200f6c997b1f/FLAG5419ced28 [2024-11-17 08:48:37,115 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cd4986b/300ecf59d330461fb532200f6c997b1f [2024-11-17 08:48:37,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:48:37,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:48:37,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:48:37,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:48:37,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:48:37,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14abf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37, skipping insertion in model container [2024-11-17 08:48:37,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,182 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:48:37,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:48:37,588 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:48:37,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2024-11-17 08:48:37,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] [2024-11-17 08:48:37,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [130] [2024-11-17 08:48:37,599 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [353] [2024-11-17 08:48:37,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [443] [2024-11-17 08:48:37,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] [2024-11-17 08:48:37,601 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [910] [2024-11-17 08:48:37,604 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [959] [2024-11-17 08:48:37,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:48:37,673 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:48:37,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37 WrapperNode [2024-11-17 08:48:37,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:48:37,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:48:37,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:48:37,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:48:37,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,738 INFO L138 Inliner]: procedures = 57, calls = 105, calls flagged for inlining = 58, calls inlined = 89, statements flattened = 552 [2024-11-17 08:48:37,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:48:37,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:48:37,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:48:37,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:48:37,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,759 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,787 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 08:48:37,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,800 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,806 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:48:37,818 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:48:37,819 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:48:37,819 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:48:37,819 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (1/1) ... [2024-11-17 08:48:37,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:48:37,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:48:37,856 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 08:48:37,858 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 08:48:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:48:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:48:37,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:48:37,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:48:37,973 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:48:37,975 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:48:38,460 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L399-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1; [2024-11-17 08:48:38,462 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L399-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L399-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L335-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~2#1; [2024-11-17 08:48:38,463 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L271-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L271-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L271-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,464 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,465 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,465 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L440-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:48:38,466 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-1: main_#res#1 := main_~retValue_acc~6#1; [2024-11-17 08:48:38,466 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-7: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-9: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-11: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-17 08:48:38,467 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L991-1: valid_product_#res#1 := valid_product_~retValue_acc~11#1; [2024-11-17 08:48:38,468 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L431-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; [2024-11-17 08:48:38,468 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L431-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; [2024-11-17 08:48:38,468 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L431-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; [2024-11-17 08:48:38,491 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-17 08:48:38,491 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:48:38,507 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:48:38,508 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:48:38,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:48:38 BoogieIcfgContainer [2024-11-17 08:48:38,509 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:48:38,510 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:48:38,510 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:48:38,513 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:48:38,513 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:48:38,513 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:48:37" (1/3) ... [2024-11-17 08:48:38,514 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7260ea41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:48:38, skipping insertion in model container [2024-11-17 08:48:38,514 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:48:38,514 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:48:37" (2/3) ... [2024-11-17 08:48:38,515 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7260ea41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:48:38, skipping insertion in model container [2024-11-17 08:48:38,515 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:48:38,515 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:48:38" (3/3) ... [2024-11-17 08:48:38,516 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2024-11-17 08:48:38,580 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:48:38,580 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:48:38,580 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:48:38,580 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:48:38,580 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:48:38,581 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:48:38,581 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:48:38,581 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:48:38,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 169 states, 168 states have (on average 1.3333333333333333) internal successors, (224), 168 states have internal predecessors, (224), 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 08:48:38,627 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 109 [2024-11-17 08:48:38,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:48:38,628 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:48:38,636 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:48:38,636 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 08:48:38,636 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:48:38,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 169 states, 168 states have (on average 1.3333333333333333) internal successors, (224), 168 states have internal predecessors, (224), 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 08:48:38,650 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 109 [2024-11-17 08:48:38,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:48:38,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:48:38,653 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:48:38,653 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 08:48:38,659 INFO L745 eck$LassoCheckResult]: Stem: 157#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);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 33#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret26#1, main_~retValue_acc~6#1, main_~tmp~5#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 5#L982true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 144#L975true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 120#L990true assume true;main_#t~ret26#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret26#1;havoc main_#t~ret26#1; 51#L531true assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 84#L503true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 141#L917true assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 93#L74true [2024-11-17 08:48:38,661 INFO L747 eck$LassoCheckResult]: Loop: 93#L74true assume true; 123#L74-1true assume !false; 18#test_while_0_continue#1true assume true; 86#L76true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 153#L84true assume !(0 != test_~tmp~0#1); 143#L92true havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 154#L94true assume !(0 != test_~tmp___0~0#1); 55#L102true havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 25#L104true assume 0 != test_~tmp___2~0#1; 158#L119true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 121#L279-5true assume true;__utac_acc__Specification5_spec__2_#t~ret50#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret50#1;havoc __utac_acc__Specification5_spec__2_#t~ret50#1; 28#L927-2true assume true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 29#L151-2true assume !(0 != ~pumpRunning~0); 17#L158-2true assume !(0 != ~systemActive~0); 110#L166-2true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~9#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 62#L430-2true assume true;__utac_acc__Specification5_spec__3_#t~ret51#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~9#1 := __utac_acc__Specification5_spec__3_#t~ret51#1;havoc __utac_acc__Specification5_spec__3_#t~ret51#1; 116#L938-2true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9#1); 104#L956-2true assume true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 11#L168-2true assume true;assume { :end_inline_timeShift } true; 93#L74true [2024-11-17 08:48:38,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:38,666 INFO L85 PathProgramCache]: Analyzing trace with hash 488709018, now seen corresponding path program 1 times [2024-11-17 08:48:38,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:38,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500130256] [2024-11-17 08:48:38,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:38,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:38,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:38,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:38,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:38,826 INFO L85 PathProgramCache]: Analyzing trace with hash -2099699056, now seen corresponding path program 1 times [2024-11-17 08:48:38,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:38,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147886583] [2024-11-17 08:48:38,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:38,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:38,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:38,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:38,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:38,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1768769111, now seen corresponding path program 1 times [2024-11-17 08:48:38,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:38,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130192565] [2024-11-17 08:48:38,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:38,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:38,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:48:39,034 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 08:48:39,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:48:39,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130192565] [2024-11-17 08:48:39,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130192565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:48:39,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:48:39,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:48:39,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689249819] [2024-11-17 08:48:39,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:48:39,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:48:39,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:48:39,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:48:39,218 INFO L87 Difference]: Start difference. First operand has 169 states, 168 states have (on average 1.3333333333333333) internal successors, (224), 168 states have internal predecessors, (224), 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 08:48:39,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:48:39,262 INFO L93 Difference]: Finished difference Result 317 states and 409 transitions. [2024-11-17 08:48:39,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 317 states and 409 transitions. [2024-11-17 08:48:39,268 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 202 [2024-11-17 08:48:39,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 317 states to 295 states and 386 transitions. [2024-11-17 08:48:39,274 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 295 [2024-11-17 08:48:39,275 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 295 [2024-11-17 08:48:39,275 INFO L73 IsDeterministic]: Start isDeterministic. Operand 295 states and 386 transitions. [2024-11-17 08:48:39,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:48:39,277 INFO L218 hiAutomatonCegarLoop]: Abstraction has 295 states and 386 transitions. [2024-11-17 08:48:39,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states and 386 transitions. [2024-11-17 08:48:39,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 292. [2024-11-17 08:48:39,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 292 states have (on average 1.3082191780821917) internal successors, (382), 291 states have internal predecessors, (382), 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 08:48:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 382 transitions. [2024-11-17 08:48:39,320 INFO L240 hiAutomatonCegarLoop]: Abstraction has 292 states and 382 transitions. [2024-11-17 08:48:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:48:39,324 INFO L425 stractBuchiCegarLoop]: Abstraction has 292 states and 382 transitions. [2024-11-17 08:48:39,324 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:48:39,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 292 states and 382 transitions. [2024-11-17 08:48:39,327 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 202 [2024-11-17 08:48:39,327 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:48:39,327 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:48:39,328 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:48:39,328 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] [2024-11-17 08:48:39,328 INFO L745 eck$LassoCheckResult]: Stem: 659#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);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 550#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret26#1, main_~retValue_acc~6#1, main_~tmp~5#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 501#L982 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 502#L975 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 643#L990 assume true;main_#t~ret26#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret26#1;havoc main_#t~ret26#1; 578#L531 assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 579#L503 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 618#L917 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 511#L74 [2024-11-17 08:48:39,328 INFO L747 eck$LassoCheckResult]: Loop: 511#L74 assume true; 626#L74-1 assume !false; 525#test_while_0_continue#1 assume true; 526#L76 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 620#L84 assume !(0 != test_~tmp~0#1); 522#L92 havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 655#L94 assume !(0 != test_~tmp___0~0#1); 584#L102 havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 538#L104 assume 0 != test_~tmp___2~0#1; 540#L119 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 644#L279-5 assume true;__utac_acc__Specification5_spec__2_#t~ret50#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret50#1;havoc __utac_acc__Specification5_spec__2_#t~ret50#1; 543#L927-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 544#L151-2 assume !(0 != ~pumpRunning~0); 523#L158-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1; 524#L209-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret8#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1; 725#L183-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 714#L175-11 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 712#L201-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret8#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 709#L227-2 assume true;havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true; 708#L166-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~9#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 707#L430-2 assume true;__utac_acc__Specification5_spec__3_#t~ret51#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~9#1 := __utac_acc__Specification5_spec__3_#t~ret51#1;havoc __utac_acc__Specification5_spec__3_#t~ret51#1; 641#L938-2 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~9#1); 610#L956-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 510#L168-2 assume true;assume { :end_inline_timeShift } true; 511#L74 [2024-11-17 08:48:39,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,329 INFO L85 PathProgramCache]: Analyzing trace with hash 488709018, now seen corresponding path program 2 times [2024-11-17 08:48:39,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626068435] [2024-11-17 08:48:39,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:39,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,347 INFO L85 PathProgramCache]: Analyzing trace with hash -269107994, now seen corresponding path program 1 times [2024-11-17 08:48:39,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647688393] [2024-11-17 08:48:39,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:39,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,360 INFO L85 PathProgramCache]: Analyzing trace with hash 320068991, now seen corresponding path program 1 times [2024-11-17 08:48:39,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987575974] [2024-11-17 08:48:39,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:48:39,478 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 08:48:39,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:48:39,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987575974] [2024-11-17 08:48:39,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987575974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:48:39,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:48:39,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 08:48:39,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729357061] [2024-11-17 08:48:39,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:48:39,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:48:39,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 08:48:39,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 08:48:39,551 INFO L87 Difference]: Start difference. First operand 292 states and 382 transitions. cyclomatic complexity: 94 Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 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 08:48:39,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:48:39,734 INFO L93 Difference]: Finished difference Result 574 states and 746 transitions. [2024-11-17 08:48:39,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 574 states and 746 transitions. [2024-11-17 08:48:39,744 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 402 [2024-11-17 08:48:39,750 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 574 states to 574 states and 746 transitions. [2024-11-17 08:48:39,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 574 [2024-11-17 08:48:39,752 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 574 [2024-11-17 08:48:39,752 INFO L73 IsDeterministic]: Start isDeterministic. Operand 574 states and 746 transitions. [2024-11-17 08:48:39,755 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:48:39,755 INFO L218 hiAutomatonCegarLoop]: Abstraction has 574 states and 746 transitions. [2024-11-17 08:48:39,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states and 746 transitions. [2024-11-17 08:48:39,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 574. [2024-11-17 08:48:39,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 574 states, 574 states have (on average 1.2996515679442509) internal successors, (746), 573 states have internal predecessors, (746), 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 08:48:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 746 transitions. [2024-11-17 08:48:39,792 INFO L240 hiAutomatonCegarLoop]: Abstraction has 574 states and 746 transitions. [2024-11-17 08:48:39,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 08:48:39,794 INFO L425 stractBuchiCegarLoop]: Abstraction has 574 states and 746 transitions. [2024-11-17 08:48:39,794 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:48:39,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 574 states and 746 transitions. [2024-11-17 08:48:39,800 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 402 [2024-11-17 08:48:39,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:48:39,800 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:48:39,801 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:48:39,801 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] [2024-11-17 08:48:39,802 INFO L745 eck$LassoCheckResult]: Stem: 1562#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);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0; 1430#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret26#1, main_~retValue_acc~6#1, main_~tmp~5#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true; 1382#L982 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1383#L975 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 1535#L990 assume true;main_#t~ret26#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret26#1;havoc main_#t~ret26#1; 1458#L531 assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true; 1459#L503 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1501#L917 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1553#L74 [2024-11-17 08:48:39,802 INFO L747 eck$LassoCheckResult]: Loop: 1553#L74 assume true; 1618#L74-1 assume !false; 1617#test_while_0_continue#1 assume true; 1615#L76 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 1614#L84 assume !(0 != test_~tmp~0#1); 1554#L92 havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 1555#L94 assume !(0 != test_~tmp___0~0#1); 1464#L102 havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 1418#L104 assume 0 != test_~tmp___2~0#1; 1420#L119 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 1536#L279-5 assume true;__utac_acc__Specification5_spec__2_#t~ret50#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret50#1;havoc __utac_acc__Specification5_spec__2_#t~ret50#1; 1423#L927-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret50#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 1424#L151-2 assume !(0 != ~pumpRunning~0); 1403#L158-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1; 1404#L209-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret8#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1; 1480#L183-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1428#L175-11 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 1429#L201-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret8#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 1436#L227-2 assume true;havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true; 1457#L166-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification5_spec__3_~tmp~9#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;havoc getWaterLevel_~retValue_acc~4#1;getWaterLevel_~retValue_acc~4#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~4#1; 1472#L430-2 assume true;__utac_acc__Specification5_spec__3_#t~ret51#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~4#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~9#1 := __utac_acc__Specification5_spec__3_#t~ret51#1;havoc __utac_acc__Specification5_spec__3_#t~ret51#1; 1473#L938-2 assume 2 != __utac_acc__Specification5_spec__3_~tmp~9#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 1467#L279-4 assume true;__utac_acc__Specification5_spec__3_#t~ret52#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~2#1 := __utac_acc__Specification5_spec__3_#t~ret52#1;havoc __utac_acc__Specification5_spec__3_#t~ret52#1; 1468#L942-2 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~2#1); 1491#L956-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret51#1, __utac_acc__Specification5_spec__3_#t~ret52#1, __utac_acc__Specification5_spec__3_~tmp~9#1, __utac_acc__Specification5_spec__3_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1520#L168-2 assume true;assume { :end_inline_timeShift } true; 1553#L74 [2024-11-17 08:48:39,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,803 INFO L85 PathProgramCache]: Analyzing trace with hash 488709018, now seen corresponding path program 3 times [2024-11-17 08:48:39,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495880046] [2024-11-17 08:48:39,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,827 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:39,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,830 INFO L85 PathProgramCache]: Analyzing trace with hash -915352380, now seen corresponding path program 1 times [2024-11-17 08:48:39,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487845650] [2024-11-17 08:48:39,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:39,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:48:39,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1651952867, now seen corresponding path program 1 times [2024-11-17 08:48:39,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:48:39,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738032522] [2024-11-17 08:48:39,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:48:39,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:48:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,883 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:39,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:48:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:40,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:48:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:48:40,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:48:40 BoogieIcfgContainer [2024-11-17 08:48:40,863 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:48:40,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:48:40,866 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:48:40,866 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:48:40,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:48:38" (3/4) ... [2024-11-17 08:48:40,868 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-17 08:48:40,934 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 08:48:40,937 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:48:40,938 INFO L158 Benchmark]: Toolchain (without parser) took 3818.85ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 117.9MB in the beginning and 112.5MB in the end (delta: 5.5MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,938 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:48:40,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.89ms. Allocated memory is still 146.8MB. Free memory was 117.9MB in the beginning and 108.7MB in the end (delta: 9.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.23ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 105.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,939 INFO L158 Benchmark]: Boogie Preprocessor took 77.44ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 102.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,939 INFO L158 Benchmark]: IcfgBuilder took 690.68ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 71.5MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,939 INFO L158 Benchmark]: BuchiAutomizer took 2353.42ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 71.5MB in the beginning and 115.6MB in the end (delta: -44.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,940 INFO L158 Benchmark]: Witness Printer took 73.48ms. Allocated memory is still 192.9MB. Free memory was 115.6MB in the beginning and 112.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:48:40,941 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 44.3MB in the beginning and 44.3MB in the end (delta: 70.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.89ms. Allocated memory is still 146.8MB. Free memory was 117.9MB in the beginning and 108.7MB in the end (delta: 9.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.23ms. Allocated memory is still 146.8MB. Free memory was 108.7MB in the beginning and 105.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.44ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 102.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 690.68ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 71.5MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 2353.42ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 71.5MB in the beginning and 115.6MB in the end (delta: -44.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Witness Printer took 73.48ms. Allocated memory is still 192.9MB. Free memory was 115.6MB in the beginning and 112.5MB 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,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] - GenericResultAtLocation [Line: 130]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [130] - GenericResultAtLocation [Line: 353]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [353] - GenericResultAtLocation [Line: 443]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [443] - GenericResultAtLocation [Line: 544]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [544] - GenericResultAtLocation [Line: 910]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [910] - GenericResultAtLocation [Line: 959]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [959] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 574 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 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, 348 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 1124 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 724 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 400 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 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: 74]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L139] int pumpRunning = 0; [L140] int systemActive = 1; [L355] int waterLevel = 1; [L356] int methaneLevelCritical = 0; [L444] int cleanupTimeShifts = 4; [L714] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L911] int switchedOnBeforeTS ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L522] int retValue_acc ; [L523] int tmp ; [L527] FCALL select_helpers() [L528] FCALL select_features() [L529] CALL, EXPR valid_product() [L986] int retValue_acc ; [L989] retValue_acc = 1 [L990] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L529] RET, EXPR valid_product() [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L533] FCALL setup() [L534] CALL runTest() [L512] CALL __utac_acc__Specification5_spec__1() [L916] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L512] RET __utac_acc__Specification5_spec__1() [L513] CALL test() [L65] int splverifierCounter ; [L66] int tmp ; [L67] int tmp___0 ; [L68] int tmp___1 ; [L69] int tmp___2 ; [L72] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L74] COND TRUE 1 [L76] COND TRUE splverifierCounter < 4 [L82] tmp = __VERIFIER_nondet_int() [L84] COND FALSE !(\read(tmp)) [L92] tmp___0 = __VERIFIER_nondet_int() [L94] COND FALSE !(\read(tmp___0)) [L102] tmp___2 = __VERIFIER_nondet_int() [L104] COND TRUE \read(tmp___2) [L119] CALL timeShift() [L149] CALL __utac_acc__Specification5_spec__2() [L925] CALL, EXPR isPumpRunning() [L275] int retValue_acc ; [L278] retValue_acc = pumpRunning [L279] return (retValue_acc); [L925] RET, EXPR isPumpRunning() [L925] switchedOnBeforeTS = isPumpRunning() [L149] RET __utac_acc__Specification5_spec__2() [L151] COND FALSE !(\read(pumpRunning)) [L158] COND TRUE \read(systemActive) [L160] CALL processEnvironment() [L206] int tmp ; [L209] COND FALSE !(\read(pumpRunning)) [L224] CALL processEnvironment__wrappee__methaneQuery() [L180] int tmp ; [L183] COND FALSE !(\read(pumpRunning)) [L198] FCALL processEnvironment__wrappee__base() [L224] RET processEnvironment__wrappee__methaneQuery() [L160] RET processEnvironment() [L166] CALL __utac_acc__Specification5_spec__3() [L931] int tmp ; [L932] int tmp___0 ; [L936] CALL, EXPR getWaterLevel() [L426] int retValue_acc ; [L429] retValue_acc = waterLevel [L430] return (retValue_acc); [L936] RET, EXPR getWaterLevel() [L936] tmp = getWaterLevel() [L938] COND TRUE tmp != 2 [L940] CALL, EXPR isPumpRunning() [L275] int retValue_acc ; [L278] retValue_acc = pumpRunning [L279] return (retValue_acc); [L940] RET, EXPR isPumpRunning() [L940] tmp___0 = isPumpRunning() [L942] COND FALSE !(\read(tmp___0)) [L166] RET __utac_acc__Specification5_spec__3() [L119] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 74]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L139] int pumpRunning = 0; [L140] int systemActive = 1; [L355] int waterLevel = 1; [L356] int methaneLevelCritical = 0; [L444] int cleanupTimeShifts = 4; [L714] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L911] int switchedOnBeforeTS ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L522] int retValue_acc ; [L523] int tmp ; [L527] FCALL select_helpers() [L528] FCALL select_features() [L529] CALL, EXPR valid_product() [L986] int retValue_acc ; [L989] retValue_acc = 1 [L990] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L529] RET, EXPR valid_product() [L529] tmp = valid_product() [L531] COND TRUE \read(tmp) [L533] FCALL setup() [L534] CALL runTest() [L512] CALL __utac_acc__Specification5_spec__1() [L916] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L512] RET __utac_acc__Specification5_spec__1() [L513] CALL test() [L65] int splverifierCounter ; [L66] int tmp ; [L67] int tmp___0 ; [L68] int tmp___1 ; [L69] int tmp___2 ; [L72] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L74] COND TRUE 1 [L76] COND TRUE splverifierCounter < 4 [L82] tmp = __VERIFIER_nondet_int() [L84] COND FALSE !(\read(tmp)) [L92] tmp___0 = __VERIFIER_nondet_int() [L94] COND FALSE !(\read(tmp___0)) [L102] tmp___2 = __VERIFIER_nondet_int() [L104] COND TRUE \read(tmp___2) [L119] CALL timeShift() [L149] CALL __utac_acc__Specification5_spec__2() [L925] CALL, EXPR isPumpRunning() [L275] int retValue_acc ; [L278] retValue_acc = pumpRunning [L279] return (retValue_acc); [L925] RET, EXPR isPumpRunning() [L925] switchedOnBeforeTS = isPumpRunning() [L149] RET __utac_acc__Specification5_spec__2() [L151] COND FALSE !(\read(pumpRunning)) [L158] COND TRUE \read(systemActive) [L160] CALL processEnvironment() [L206] int tmp ; [L209] COND FALSE !(\read(pumpRunning)) [L224] CALL processEnvironment__wrappee__methaneQuery() [L180] int tmp ; [L183] COND FALSE !(\read(pumpRunning)) [L198] FCALL processEnvironment__wrappee__base() [L224] RET processEnvironment__wrappee__methaneQuery() [L160] RET processEnvironment() [L166] CALL __utac_acc__Specification5_spec__3() [L931] int tmp ; [L932] int tmp___0 ; [L936] CALL, EXPR getWaterLevel() [L426] int retValue_acc ; [L429] retValue_acc = waterLevel [L430] return (retValue_acc); [L936] RET, EXPR getWaterLevel() [L936] tmp = getWaterLevel() [L938] COND TRUE tmp != 2 [L940] CALL, EXPR isPumpRunning() [L275] int retValue_acc ; [L278] retValue_acc = pumpRunning [L279] return (retValue_acc); [L940] RET, EXPR isPumpRunning() [L940] tmp___0 = isPumpRunning() [L942] COND FALSE !(\read(tmp___0)) [L166] RET __utac_acc__Specification5_spec__3() [L119] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-17 08:48:40,976 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)