./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f 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_spec4_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 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:15:26,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:15:26,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:15:26,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:15:26,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:15:26,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:15:26,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:15:26,422 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:15:26,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:15:26,424 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:15:26,425 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:15:26,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:15:26,426 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:15:26,426 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:15:26,426 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:15:26,426 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:15:26,427 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:15:26,427 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:15:26,427 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:15:26,428 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:15:26,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:15:26,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:15:26,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:15:26,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:15:26,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:15:26,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:15:26,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:15:26,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:15:26,432 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:15:26,432 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:15:26,432 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:15:26,432 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:15:26,433 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:15:26,433 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:15:26,433 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:15:26,436 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:15:26,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:15:26,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:15:26,437 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:15:26,437 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:15:26,437 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 [2024-11-10 23:15:26,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:15:26,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:15:26,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:15:26,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:15:26,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:15:26,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2024-11-10 23:15:28,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:15:28,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:15:28,258 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2024-11-10 23:15:28,268 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82f9feed/84f5cf708edc47b2a039118e8335c5c6/FLAG90dd9c2dc [2024-11-10 23:15:28,279 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82f9feed/84f5cf708edc47b2a039118e8335c5c6 [2024-11-10 23:15:28,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:15:28,282 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:15:28,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:15:28,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:15:28,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:15:28,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3433a7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28, skipping insertion in model container [2024-11-10 23:15:28,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,327 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:15:28,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:15:28,541 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:15:28,548 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2024-11-10 23:15:28,550 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [188] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [554] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [648] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [716] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [930] [2024-11-10 23:15:28,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [957] [2024-11-10 23:15:28,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:15:28,623 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:15:28,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28 WrapperNode [2024-11-10 23:15:28,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:15:28,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:15:28,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:15:28,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:15:28,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,666 INFO L138 Inliner]: procedures = 55, calls = 102, calls flagged for inlining = 55, calls inlined = 82, statements flattened = 512 [2024-11-10 23:15:28,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:15:28,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:15:28,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:15:28,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:15:28,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,678 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,689 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]. [2024-11-10 23:15:28,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:15:28,702 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:15:28,702 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:15:28,702 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:15:28,702 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (1/1) ... [2024-11-10 23:15:28,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:15:28,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:15:28,728 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) [2024-11-10 23:15:28,736 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 [2024-11-10 23:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:15:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:15:28,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:15:28,852 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:15:28,854 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:15:29,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-1: valid_product_#res#1 := valid_product_~retValue_acc~2#1; [2024-11-10 23:15:29,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,289 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L912-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L848-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~9#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L848-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~9#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L848-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~9#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L636-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L636-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L636-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:29,290 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L604-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~6#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L604-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~6#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L604-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~6#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L857-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~10#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L857-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~10#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L857-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~10#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L645-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~8#1; [2024-11-10 23:15:29,291 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L150-1: main_#res#1 := main_~retValue_acc~0#1; [2024-11-10 23:15:29,333 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-10 23:15:29,334 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:15:29,352 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:15:29,353 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:15:29,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:29 BoogieIcfgContainer [2024-11-10 23:15:29,354 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:15:29,357 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:15:29,357 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:15:29,360 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:15:29,361 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:29,361 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:15:28" (1/3) ... [2024-11-10 23:15:29,362 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7163c13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:15:29, skipping insertion in model container [2024-11-10 23:15:29,362 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:29,362 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:28" (2/3) ... [2024-11-10 23:15:29,362 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7163c13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:15:29, skipping insertion in model container [2024-11-10 23:15:29,363 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:29,363 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:29" (3/3) ... [2024-11-10 23:15:29,364 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2024-11-10 23:15:29,407 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:15:29,407 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:15:29,407 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:15:29,408 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:15:29,408 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:15:29,408 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:15:29,408 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:15:29,408 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:15:29,412 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 157 states, 156 states have (on average 1.3397435897435896) internal successors, (209), 156 states have internal predecessors, (209), 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) [2024-11-10 23:15:29,431 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2024-11-10 23:15:29,431 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:29,431 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:29,436 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:29,436 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:29,437 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:15:29,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 157 states, 156 states have (on average 1.3397435897435896) internal successors, (209), 156 states have internal predecessors, (209), 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) [2024-11-10 23:15:29,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2024-11-10 23:15:29,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:29,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:29,443 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:29,443 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:29,447 INFO L745 eck$LassoCheckResult]: Stem: 142#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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 25#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 40#L176true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 66#L169true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 88#L184true assume true;main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 58#L140true assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 129#L113true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 102#L660true [2024-11-10 23:15:29,448 INFO L747 eck$LassoCheckResult]: Loop: 102#L660true assume true; 148#L660-1true assume !false;assume true; 44#L662true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet34#1;test_~tmp~4#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 47#L670true assume !(0 != test_~tmp~4#1); 115#L678true havoc test_#t~nondet35#1;test_~tmp___0~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 146#L680true assume !(0 != test_~tmp___0~0#1); 109#L688true havoc test_#t~nondet36#1;test_~tmp___2~0#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 55#L690true assume 0 != test_~tmp___2~0#1; 120#L705true assume { :begin_inline_timeShift } true; 19#L728-2true assume !(0 != ~pumpRunning~0); 145#L735-2true assume !(0 != ~systemActive~0); 79#L743-2true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_#t~ret52#1, __utac_acc__Specification4_spec__1_~tmp~9#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~9#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~7#1;havoc getWaterLevel_~retValue_acc~7#1;getWaterLevel_~retValue_acc~7#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~7#1; 51#L635-2true assume true;__utac_acc__Specification4_spec__1_#t~ret51#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~7#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~9#1 := __utac_acc__Specification4_spec__1_#t~ret51#1;havoc __utac_acc__Specification4_spec__1_#t~ret51#1; 35#L940-2true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~9#1); 95#L954-2true assume true;havoc __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_#t~ret52#1, __utac_acc__Specification4_spec__1_~tmp~9#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 133#L745-2true assume true;assume { :end_inline_timeShift } true; 102#L660true [2024-11-10 23:15:29,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:29,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2112909298, now seen corresponding path program 1 times [2024-11-10 23:15:29,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:29,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157549514] [2024-11-10 23:15:29,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:29,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:29,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:29,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:29,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:29,577 INFO L85 PathProgramCache]: Analyzing trace with hash 695589333, now seen corresponding path program 1 times [2024-11-10 23:15:29,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:29,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509549775] [2024-11-10 23:15:29,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:29,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:29,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:29,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:29,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1586644934, now seen corresponding path program 1 times [2024-11-10 23:15:29,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:29,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386448279] [2024-11-10 23:15:29,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:29,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:15:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:15:29,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:15:29,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386448279] [2024-11-10 23:15:29,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386448279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:15:29,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:15:29,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:15:29,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117822520] [2024-11-10 23:15:29,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:15:29,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:15:29,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:15:29,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:15:29,888 INFO L87 Difference]: Start difference. First operand has 157 states, 156 states have (on average 1.3397435897435896) internal successors, (209), 156 states have internal predecessors, (209), 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 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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) [2024-11-10 23:15:29,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:15:29,941 INFO L93 Difference]: Finished difference Result 294 states and 380 transitions. [2024-11-10 23:15:29,942 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 294 states and 380 transitions. [2024-11-10 23:15:29,947 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 186 [2024-11-10 23:15:29,951 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 294 states to 272 states and 357 transitions. [2024-11-10 23:15:29,952 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 272 [2024-11-10 23:15:29,953 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 272 [2024-11-10 23:15:29,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 272 states and 357 transitions. [2024-11-10 23:15:29,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:15:29,955 INFO L218 hiAutomatonCegarLoop]: Abstraction has 272 states and 357 transitions. [2024-11-10 23:15:29,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states and 357 transitions. [2024-11-10 23:15:29,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 269. [2024-11-10 23:15:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 269 states have (on average 1.312267657992565) internal successors, (353), 268 states have internal predecessors, (353), 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) [2024-11-10 23:15:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 353 transitions. [2024-11-10 23:15:29,986 INFO L240 hiAutomatonCegarLoop]: Abstraction has 269 states and 353 transitions. [2024-11-10 23:15:29,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:15:29,995 INFO L425 stractBuchiCegarLoop]: Abstraction has 269 states and 353 transitions. [2024-11-10 23:15:29,995 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 23:15:29,996 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 269 states and 353 transitions. [2024-11-10 23:15:30,000 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 186 [2024-11-10 23:15:30,000 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:30,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:30,001 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:30,001 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] [2024-11-10 23:15:30,001 INFO L745 eck$LassoCheckResult]: Stem: 605#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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 499#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 500#L176 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 525#L169 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1; 564#L184 assume true;main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 558#L140 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 559#L113 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_#t~nondet37#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 602#L660 [2024-11-10 23:15:30,001 INFO L747 eck$LassoCheckResult]: Loop: 602#L660 assume true; 607#L660-1 assume !false;assume true; 532#L662 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet34#1;test_~tmp~4#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 534#L670 assume !(0 != test_~tmp~4#1); 657#L678 havoc test_#t~nondet35#1;test_~tmp___0~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 655#L680 assume !(0 != test_~tmp___0~0#1); 653#L688 havoc test_#t~nondet36#1;test_~tmp___2~0#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 652#L690 assume 0 != test_~tmp___2~0#1; 650#L705 assume { :begin_inline_timeShift } true; 647#L728-2 assume !(0 != ~pumpRunning~0); 644#L735-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret39#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 642#L786-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret38#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~5#1; 637#L760-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 633#L752-11 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 626#L778-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret38#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 623#L804-2 assume true;havoc processEnvironment_#t~ret39#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 622#L743-2 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_#t~ret52#1, __utac_acc__Specification4_spec__1_~tmp~9#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~9#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~7#1;havoc getWaterLevel_~retValue_acc~7#1;getWaterLevel_~retValue_acc~7#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~7#1; 621#L635-2 assume true;__utac_acc__Specification4_spec__1_#t~ret51#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~7#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~9#1 := __utac_acc__Specification4_spec__1_#t~ret51#1;havoc __utac_acc__Specification4_spec__1_#t~ret51#1; 619#L940-2 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~9#1); 617#L954-2 assume true;havoc __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_#t~ret52#1, __utac_acc__Specification4_spec__1_~tmp~9#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 616#L745-2 assume true;assume { :end_inline_timeShift } true; 602#L660 [2024-11-10 23:15:30,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:30,002 INFO L85 PathProgramCache]: Analyzing trace with hash 2112909298, now seen corresponding path program 2 times [2024-11-10 23:15:30,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:30,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701893359] [2024-11-10 23:15:30,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:30,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:30,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:30,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1497634160, now seen corresponding path program 1 times [2024-11-10 23:15:30,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:30,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546808487] [2024-11-10 23:15:30,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:30,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:30,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,031 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:30,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:30,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1859930593, now seen corresponding path program 1 times [2024-11-10 23:15:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:30,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958907198] [2024-11-10 23:15:30,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:30,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,697 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:30,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 11:15:30 BoogieIcfgContainer [2024-11-10 23:15:30,741 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 23:15:30,742 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 23:15:30,742 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 23:15:30,742 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 23:15:30,742 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:29" (3/4) ... [2024-11-10 23:15:30,744 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-10 23:15:30,793 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 23:15:30,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 23:15:30,794 INFO L158 Benchmark]: Toolchain (without parser) took 2511.65ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 83.7MB in the beginning and 121.3MB in the end (delta: -37.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,796 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:15:30,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.22ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 62.3MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.27ms. Allocated memory is still 119.5MB. Free memory was 62.3MB in the beginning and 59.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,797 INFO L158 Benchmark]: Boogie Preprocessor took 33.63ms. Allocated memory is still 119.5MB. Free memory was 59.0MB in the beginning and 56.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,797 INFO L158 Benchmark]: IcfgBuilder took 654.43ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 56.1MB in the beginning and 126.5MB in the end (delta: -70.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,797 INFO L158 Benchmark]: BuchiAutomizer took 1384.67ms. Allocated memory is still 163.6MB. Free memory was 126.5MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,797 INFO L158 Benchmark]: Witness Printer took 51.70ms. Allocated memory is still 163.6MB. Free memory was 123.4MB in the beginning and 121.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 23:15:30,799 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.22ms. Allocated memory is still 119.5MB. Free memory was 83.7MB in the beginning and 62.3MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.27ms. Allocated memory is still 119.5MB. Free memory was 62.3MB in the beginning and 59.0MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.63ms. Allocated memory is still 119.5MB. Free memory was 59.0MB in the beginning and 56.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 654.43ms. Allocated memory was 119.5MB in the beginning and 163.6MB in the end (delta: 44.0MB). Free memory was 56.1MB in the beginning and 126.5MB in the end (delta: -70.4MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 1384.67ms. Allocated memory is still 163.6MB. Free memory was 126.5MB in the beginning and 124.4MB in the end (delta: 2.1MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. * Witness Printer took 51.70ms. Allocated memory is still 163.6MB. Free memory was 123.4MB in the beginning and 121.3MB in the end (delta: 2.1MB). 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,"Test.i","") [49] - GenericResultAtLocation [Line: 153]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [153] - GenericResultAtLocation [Line: 188]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [188] - GenericResultAtLocation [Line: 554]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [554] - GenericResultAtLocation [Line: 648]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [648] - GenericResultAtLocation [Line: 716]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [716] - GenericResultAtLocation [Line: 930]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [930] - GenericResultAtLocation [Line: 957]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [957] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 269 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 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, 174 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 174 mSDsluCounter, 383 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 181 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 202 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 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: 660]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L50] int cleanupTimeShifts = 4; [L358] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L560] int waterLevel = 1; [L561] int methaneLevelCritical = 0; [L720] int pumpRunning = 0; [L721] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L131] int retValue_acc ; [L132] int tmp ; [L136] FCALL select_helpers() [L137] FCALL select_features() [L138] CALL, EXPR valid_product() [L180] int retValue_acc ; [L183] retValue_acc = 1 [L184] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L138] RET, EXPR valid_product() [L138] tmp = valid_product() [L140] COND TRUE \read(tmp) [L142] FCALL setup() [L143] CALL runTest() [L122] CALL test() [L651] int splverifierCounter ; [L652] int tmp ; [L653] int tmp___0 ; [L654] int tmp___1 ; [L655] int tmp___2 ; [L658] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L660] COND TRUE 1 [L662] COND TRUE splverifierCounter < 4 [L668] tmp = __VERIFIER_nondet_int() [L670] COND FALSE !(\read(tmp)) [L678] tmp___0 = __VERIFIER_nondet_int() [L680] COND FALSE !(\read(tmp___0)) [L688] tmp___2 = __VERIFIER_nondet_int() [L690] COND TRUE \read(tmp___2) [L705] CALL timeShift() [L728] COND FALSE !(\read(pumpRunning)) [L735] COND TRUE \read(systemActive) [L737] CALL processEnvironment() [L783] int tmp ; [L786] COND FALSE !(\read(pumpRunning)) [L801] CALL processEnvironment__wrappee__methaneQuery() [L757] int tmp ; [L760] COND FALSE !(\read(pumpRunning)) [L775] FCALL processEnvironment__wrappee__base() [L801] RET processEnvironment__wrappee__methaneQuery() [L737] RET processEnvironment() [L743] CALL __utac_acc__Specification4_spec__1() [L933] int tmp ; [L934] int tmp___0 ; [L938] CALL, EXPR getWaterLevel() [L631] int retValue_acc ; [L634] retValue_acc = waterLevel [L635] return (retValue_acc); [L938] RET, EXPR getWaterLevel() [L938] tmp = getWaterLevel() [L940] COND FALSE !(tmp == 0) [L743] RET __utac_acc__Specification4_spec__1() [L705] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 660]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L50] int cleanupTimeShifts = 4; [L358] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L560] int waterLevel = 1; [L561] int methaneLevelCritical = 0; [L720] int pumpRunning = 0; [L721] int systemActive = 1; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L131] int retValue_acc ; [L132] int tmp ; [L136] FCALL select_helpers() [L137] FCALL select_features() [L138] CALL, EXPR valid_product() [L180] int retValue_acc ; [L183] retValue_acc = 1 [L184] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L138] RET, EXPR valid_product() [L138] tmp = valid_product() [L140] COND TRUE \read(tmp) [L142] FCALL setup() [L143] CALL runTest() [L122] CALL test() [L651] int splverifierCounter ; [L652] int tmp ; [L653] int tmp___0 ; [L654] int tmp___1 ; [L655] int tmp___2 ; [L658] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L660] COND TRUE 1 [L662] COND TRUE splverifierCounter < 4 [L668] tmp = __VERIFIER_nondet_int() [L670] COND FALSE !(\read(tmp)) [L678] tmp___0 = __VERIFIER_nondet_int() [L680] COND FALSE !(\read(tmp___0)) [L688] tmp___2 = __VERIFIER_nondet_int() [L690] COND TRUE \read(tmp___2) [L705] CALL timeShift() [L728] COND FALSE !(\read(pumpRunning)) [L735] COND TRUE \read(systemActive) [L737] CALL processEnvironment() [L783] int tmp ; [L786] COND FALSE !(\read(pumpRunning)) [L801] CALL processEnvironment__wrappee__methaneQuery() [L757] int tmp ; [L760] COND FALSE !(\read(pumpRunning)) [L775] FCALL processEnvironment__wrappee__base() [L801] RET processEnvironment__wrappee__methaneQuery() [L737] RET processEnvironment() [L743] CALL __utac_acc__Specification4_spec__1() [L933] int tmp ; [L934] int tmp___0 ; [L938] CALL, EXPR getWaterLevel() [L631] int retValue_acc ; [L634] retValue_acc = waterLevel [L635] return (retValue_acc); [L938] RET, EXPR getWaterLevel() [L938] tmp = getWaterLevel() [L940] COND FALSE !(tmp == 0) [L743] RET __utac_acc__Specification4_spec__1() [L705] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-10 23:15:30,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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)