./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product30.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_spec4_product30.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 57b9da01117a2ba17baea08a2ca63a083a2352f35e4a8b92086e48b0ce29e696 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:47:50,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:47:50,192 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:47:50,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:47:50,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:47:50,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:47:50,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:47:50,219 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:47:50,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:47:50,220 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:47:50,221 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:47:50,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:47:50,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:47:50,223 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:47:50,223 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:47:50,223 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:47:50,223 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:47:50,226 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:47:50,226 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:47:50,226 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:47:50,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:47:50,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:47:50,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:47:50,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:47:50,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:47:50,229 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:47:50,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:47:50,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:47:50,229 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:47:50,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:47:50,229 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:47:50,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:47:50,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:47:50,230 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:47:50,230 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:47:50,230 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 57b9da01117a2ba17baea08a2ca63a083a2352f35e4a8b92086e48b0ce29e696 [2024-11-17 08:47:50,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:47:50,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:47:50,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:47:50,453 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:47:50,454 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:47:50,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2024-11-17 08:47:51,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:47:51,840 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:47:51,841 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2024-11-17 08:47:51,856 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674d7f20f/ade13e43a8964650a47a20f4ca11b2cd/FLAG67508f5d7 [2024-11-17 08:47:52,225 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/674d7f20f/ade13e43a8964650a47a20f4ca11b2cd [2024-11-17 08:47:52,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:47:52,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:47:52,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:47:52,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:47:52,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:47:52,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f531747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52, skipping insertion in model container [2024-11-17 08:47:52,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:47:52,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:47:52,556 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:47:52,564 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-11-17 08:47:52,565 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [145] [2024-11-17 08:47:52,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [173] [2024-11-17 08:47:52,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [381] [2024-11-17 08:47:52,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [449] [2024-11-17 08:47:52,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [815] [2024-11-17 08:47:52,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [914] [2024-11-17 08:47:52,569 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [949] [2024-11-17 08:47:52,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:47:52,644 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:47:52,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52 WrapperNode [2024-11-17 08:47:52,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:47:52,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:47:52,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:47:52,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:47:52,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,689 INFO L138 Inliner]: procedures = 55, calls = 101, calls flagged for inlining = 54, calls inlined = 81, statements flattened = 508 [2024-11-17 08:47:52,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:47:52,690 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:47:52,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:47:52,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:47:52,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,710 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,731 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 08:47:52,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,743 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:47:52,749 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:47:52,749 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:47:52,750 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:47:52,750 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (1/1) ... [2024-11-17 08:47:52,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:47:52,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:47:52,777 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 08:47:52,779 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 08:47:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:47:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:47:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:47:52,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:47:52,870 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:47:52,871 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L911-1: main_#res#1 := main_~retValue_acc~9#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L946-1: valid_product_#res#1 := valid_product_~retValue_acc~11#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,185 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L370-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~5#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L306-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L306-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L306-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~3#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,186 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L315-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L315-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L315-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~4#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-17 08:47:53,187 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-17 08:47:53,216 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-17 08:47:53,216 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:47:53,235 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:47:53,235 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:47:53,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:47:53 BoogieIcfgContainer [2024-11-17 08:47:53,236 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:47:53,236 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:47:53,236 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:47:53,239 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:47:53,240 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:47:53,240 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:47:52" (1/3) ... [2024-11-17 08:47:53,241 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d7fe374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:47:53, skipping insertion in model container [2024-11-17 08:47:53,241 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:47:53,241 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:47:52" (2/3) ... [2024-11-17 08:47:53,243 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d7fe374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:47:53, skipping insertion in model container [2024-11-17 08:47:53,243 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:47:53,243 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:47:53" (3/3) ... [2024-11-17 08:47:53,244 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product30.cil.c [2024-11-17 08:47:53,299 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:47:53,300 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:47:53,300 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:47:53,300 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:47:53,300 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:47:53,300 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:47:53,300 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:47:53,300 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:47:53,304 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 156 states, 155 states have (on average 1.335483870967742) internal successors, (207), 155 states have internal predecessors, (207), 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 08:47:53,328 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 100 [2024-11-17 08:47:53,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:47:53,329 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:47:53,334 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:47:53,334 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:47:53,334 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:47:53,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 156 states, 155 states have (on average 1.335483870967742) internal successors, (207), 155 states have internal predecessors, (207), 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 08:47:53,343 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 100 [2024-11-17 08:47:53,346 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:47:53,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:47:53,347 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:47:53,348 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:47:53,352 INFO L745 eck$LassoCheckResult]: Stem: 138#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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 31#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret51#1, main_~retValue_acc~9#1, main_~tmp~9#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 100#L937true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 70#L930true 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; 114#L945true assume true;main_#t~ret51#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret51#1;havoc main_#t~ret51#1; 150#L901true assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 18#L875true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 23#L393true [2024-11-17 08:47:53,352 INFO L747 eck$LassoCheckResult]: Loop: 23#L393true assume true; 148#L393-1true assume !false; 20#test_while_0_continue#1true assume true; 99#L395true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet24#1;test_~tmp~5#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 54#L403true assume !(0 != test_~tmp~5#1); 57#L411true havoc test_#t~nondet25#1;test_~tmp___0~2#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 143#L413true assume !(0 != test_~tmp___0~2#1); 34#L421true havoc test_#t~nondet26#1;test_~tmp___2~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 24#L423true assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet27#1;test_~tmp___1~0#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 146#L431true assume 0 != test_~tmp___1~0#1; 112#L438true assume { :begin_inline_timeShift } true; 10#L186-2true assume !(0 != ~pumpRunning~0); 51#L193-2true assume !(0 != ~systemActive~0); 129#L201-2true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret9#1, __utac_acc__Specification4_spec__1_#t~ret10#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~0#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 101#L132-2true assume true;__utac_acc__Specification4_spec__1_#t~ret9#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~0#1 := __utac_acc__Specification4_spec__1_#t~ret9#1;havoc __utac_acc__Specification4_spec__1_#t~ret9#1; 42#L156-2true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~0#1); 49#L170-2true assume true;havoc __utac_acc__Specification4_spec__1_#t~ret9#1, __utac_acc__Specification4_spec__1_#t~ret10#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 78#L203-2true assume true;assume { :end_inline_timeShift } true; 23#L393true [2024-11-17 08:47:53,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,357 INFO L85 PathProgramCache]: Analyzing trace with hash -11733365, now seen corresponding path program 1 times [2024-11-17 08:47:53,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876182848] [2024-11-17 08:47:53,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,474 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:47:53,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,477 INFO L85 PathProgramCache]: Analyzing trace with hash -160278515, now seen corresponding path program 1 times [2024-11-17 08:47:53,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322762254] [2024-11-17 08:47:53,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:47:53,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,492 INFO L85 PathProgramCache]: Analyzing trace with hash -762937321, now seen corresponding path program 1 times [2024-11-17 08:47:53,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62582740] [2024-11-17 08:47:53,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:47:53,625 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 08:47:53,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:47:53,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62582740] [2024-11-17 08:47:53,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62582740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:47:53,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:47:53,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:47:53,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916439909] [2024-11-17 08:47:53,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:47:53,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:47:53,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:47:53,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:47:53,750 INFO L87 Difference]: Start difference. First operand has 156 states, 155 states have (on average 1.335483870967742) internal successors, (207), 155 states have internal predecessors, (207), 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 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 08:47:53,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:47:53,776 INFO L93 Difference]: Finished difference Result 150 states and 191 transitions. [2024-11-17 08:47:53,777 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 150 states and 191 transitions. [2024-11-17 08:47:53,780 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2024-11-17 08:47:53,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 150 states to 139 states and 179 transitions. [2024-11-17 08:47:53,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 139 [2024-11-17 08:47:53,784 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 139 [2024-11-17 08:47:53,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 179 transitions. [2024-11-17 08:47:53,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:47:53,785 INFO L218 hiAutomatonCegarLoop]: Abstraction has 139 states and 179 transitions. [2024-11-17 08:47:53,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 179 transitions. [2024-11-17 08:47:53,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2024-11-17 08:47:53,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 139 states have (on average 1.2877697841726619) internal successors, (179), 138 states have internal predecessors, (179), 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 08:47:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 179 transitions. [2024-11-17 08:47:53,816 INFO L240 hiAutomatonCegarLoop]: Abstraction has 139 states and 179 transitions. [2024-11-17 08:47:53,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:47:53,819 INFO L425 stractBuchiCegarLoop]: Abstraction has 139 states and 179 transitions. [2024-11-17 08:47:53,819 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:47:53,820 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 139 states and 179 transitions. [2024-11-17 08:47:53,821 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 94 [2024-11-17 08:47:53,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:47:53,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:47:53,821 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:47:53,822 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] [2024-11-17 08:47:53,822 INFO L745 eck$LassoCheckResult]: Stem: 453#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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4; 373#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret51#1, main_~retValue_acc~9#1, main_~tmp~9#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 374#L937 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 422#L930 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; 423#L945 assume true;main_#t~ret51#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret51#1;havoc main_#t~ret51#1; 448#L901 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 350#L875 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet24#1, test_#t~nondet25#1, test_#t~nondet26#1, test_#t~nondet27#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 351#L393 [2024-11-17 08:47:53,822 INFO L747 eck$LassoCheckResult]: Loop: 351#L393 assume true; 359#L393-1 assume !false; 354#test_while_0_continue#1 assume true; 355#L395 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet24#1;test_~tmp~5#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 406#L403 assume !(0 != test_~tmp~5#1); 341#L411 havoc test_#t~nondet25#1;test_~tmp___0~2#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 409#L413 assume !(0 != test_~tmp___0~2#1); 378#L421 havoc test_#t~nondet26#1;test_~tmp___2~0#1 := test_#t~nondet26#1;havoc test_#t~nondet26#1; 360#L423 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 352#L378 assume true;assume { :end_inline_startSystem } true; 353#L438 assume { :begin_inline_timeShift } true; 335#L186-2 assume !(0 != ~pumpRunning~0); 337#L193-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret12#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1; 380#L244-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret11#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1; 329#L218-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 331#L210-11 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 428#L236-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret11#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 395#L262-2 assume true;havoc processEnvironment_#t~ret12#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true; 430#L201-2 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret9#1, __utac_acc__Specification4_spec__1_#t~ret10#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~0#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 442#L132-2 assume true;__utac_acc__Specification4_spec__1_#t~ret9#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~0#1 := __utac_acc__Specification4_spec__1_#t~ret9#1;havoc __utac_acc__Specification4_spec__1_#t~ret9#1; 389#L156-2 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~0#1); 391#L170-2 assume true;havoc __utac_acc__Specification4_spec__1_#t~ret9#1, __utac_acc__Specification4_spec__1_#t~ret10#1, __utac_acc__Specification4_spec__1_~tmp~0#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 400#L203-2 assume true;assume { :end_inline_timeShift } true; 351#L393 [2024-11-17 08:47:53,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,823 INFO L85 PathProgramCache]: Analyzing trace with hash -11733365, now seen corresponding path program 2 times [2024-11-17 08:47:53,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101048347] [2024-11-17 08:47:53,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,838 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:47:53,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,839 INFO L85 PathProgramCache]: Analyzing trace with hash -121925929, now seen corresponding path program 1 times [2024-11-17 08:47:53,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167469699] [2024-11-17 08:47:53,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:47:53,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:47:53,858 INFO L85 PathProgramCache]: Analyzing trace with hash -602874611, now seen corresponding path program 1 times [2024-11-17 08:47:53,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:47:53,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001309245] [2024-11-17 08:47:53,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:47:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:47:53,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:53,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:47:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:54,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:47:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:47:54,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:47:54 BoogieIcfgContainer [2024-11-17 08:47:54,573 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:47:54,574 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:47:54,574 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:47:54,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:47:54,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:47:53" (3/4) ... [2024-11-17 08:47:54,576 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-17 08:47:54,622 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 08:47:54,622 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:47:54,623 INFO L158 Benchmark]: Toolchain (without parser) took 2394.72ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 84.8MB in the beginning and 151.1MB in the end (delta: -66.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:47:54,623 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 109.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:47:54,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.99ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 84.5MB in the beginning and 182.5MB in the end (delta: -98.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-11-17 08:47:54,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.49ms. Allocated memory is still 218.1MB. Free memory was 182.5MB in the beginning and 179.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:47:54,624 INFO L158 Benchmark]: Boogie Preprocessor took 58.39ms. Allocated memory is still 218.1MB. Free memory was 179.4MB in the beginning and 176.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:47:54,624 INFO L158 Benchmark]: IcfgBuilder took 486.27ms. Allocated memory is still 218.1MB. Free memory was 176.2MB in the beginning and 145.8MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-17 08:47:54,624 INFO L158 Benchmark]: BuchiAutomizer took 1336.90ms. Allocated memory is still 218.1MB. Free memory was 145.8MB in the beginning and 153.8MB in the end (delta: -7.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:47:54,627 INFO L158 Benchmark]: Witness Printer took 48.88ms. Allocated memory is still 218.1MB. Free memory was 153.8MB in the beginning and 151.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:47:54,628 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 159.4MB. Free memory was 109.5MB in the beginning and 109.4MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.99ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 84.5MB in the beginning and 182.5MB in the end (delta: -98.1MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.49ms. Allocated memory is still 218.1MB. Free memory was 182.5MB in the beginning and 179.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.39ms. Allocated memory is still 218.1MB. Free memory was 179.4MB in the beginning and 176.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 486.27ms. Allocated memory is still 218.1MB. Free memory was 176.2MB in the beginning and 145.8MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1336.90ms. Allocated memory is still 218.1MB. Free memory was 145.8MB in the beginning and 153.8MB in the end (delta: -7.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.88ms. Allocated memory is still 218.1MB. Free memory was 153.8MB in the beginning and 151.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [145] - GenericResultAtLocation [Line: 173]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [173] - GenericResultAtLocation [Line: 381]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [381] - GenericResultAtLocation [Line: 449]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [449] - GenericResultAtLocation [Line: 815]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [815] - GenericResultAtLocation [Line: 914]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [914] - GenericResultAtLocation [Line: 949]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [949] * 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 139 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 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, 171 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 171 mSDsluCounter, 188 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 188 mSDtfsCounter, 3 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: 393]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L179] int pumpRunning = 0; [L180] int systemActive = 1; [L619] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L816] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L892] int retValue_acc ; [L893] int tmp ; [L897] FCALL select_helpers() [L898] FCALL select_features() [L899] CALL, EXPR valid_product() [L941] int retValue_acc ; [L944] retValue_acc = 1 [L945] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L899] RET, EXPR valid_product() [L899] tmp = valid_product() [L901] COND TRUE \read(tmp) [L903] FCALL setup() [L904] CALL runTest() [L883] CALL test() [L384] int splverifierCounter ; [L385] int tmp ; [L386] int tmp___0 ; [L387] int tmp___1 ; [L388] int tmp___2 ; [L391] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L393] COND TRUE 1 [L395] COND TRUE splverifierCounter < 4 [L401] tmp = __VERIFIER_nondet_int() [L403] COND FALSE !(\read(tmp)) [L411] tmp___0 = __VERIFIER_nondet_int() [L413] COND FALSE !(\read(tmp___0)) [L421] tmp___2 = __VERIFIER_nondet_int() [L423] COND TRUE \read(tmp___2) [L425] CALL startSystem() [L377] systemActive = 1 [L425] RET startSystem() [L438] CALL timeShift() [L186] COND FALSE !(\read(pumpRunning)) [L193] COND TRUE \read(systemActive) [L195] CALL processEnvironment() [L241] int tmp ; [L244] COND FALSE !(\read(pumpRunning)) [L259] CALL processEnvironment__wrappee__methaneQuery() [L215] int tmp ; [L218] COND FALSE !(\read(pumpRunning)) [L233] FCALL processEnvironment__wrappee__base() [L259] RET processEnvironment__wrappee__methaneQuery() [L195] RET processEnvironment() [L201] CALL __utac_acc__Specification4_spec__1() [L149] int tmp ; [L150] int tmp___0 ; [L154] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L154] RET, EXPR getWaterLevel() [L154] tmp = getWaterLevel() [L156] COND FALSE !(tmp == 0) [L201] RET __utac_acc__Specification4_spec__1() [L438] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 393]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L179] int pumpRunning = 0; [L180] int systemActive = 1; [L619] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L816] int cleanupTimeShifts = 4; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L892] int retValue_acc ; [L893] int tmp ; [L897] FCALL select_helpers() [L898] FCALL select_features() [L899] CALL, EXPR valid_product() [L941] int retValue_acc ; [L944] retValue_acc = 1 [L945] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L899] RET, EXPR valid_product() [L899] tmp = valid_product() [L901] COND TRUE \read(tmp) [L903] FCALL setup() [L904] CALL runTest() [L883] CALL test() [L384] int splverifierCounter ; [L385] int tmp ; [L386] int tmp___0 ; [L387] int tmp___1 ; [L388] int tmp___2 ; [L391] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L393] COND TRUE 1 [L395] COND TRUE splverifierCounter < 4 [L401] tmp = __VERIFIER_nondet_int() [L403] COND FALSE !(\read(tmp)) [L411] tmp___0 = __VERIFIER_nondet_int() [L413] COND FALSE !(\read(tmp___0)) [L421] tmp___2 = __VERIFIER_nondet_int() [L423] COND TRUE \read(tmp___2) [L425] CALL startSystem() [L377] systemActive = 1 [L425] RET startSystem() [L438] CALL timeShift() [L186] COND FALSE !(\read(pumpRunning)) [L193] COND TRUE \read(systemActive) [L195] CALL processEnvironment() [L241] int tmp ; [L244] COND FALSE !(\read(pumpRunning)) [L259] CALL processEnvironment__wrappee__methaneQuery() [L215] int tmp ; [L218] COND FALSE !(\read(pumpRunning)) [L233] FCALL processEnvironment__wrappee__base() [L259] RET processEnvironment__wrappee__methaneQuery() [L195] RET processEnvironment() [L201] CALL __utac_acc__Specification4_spec__1() [L149] int tmp ; [L150] int tmp___0 ; [L154] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L154] RET, EXPR getWaterLevel() [L154] tmp = getWaterLevel() [L156] COND FALSE !(tmp == 0) [L201] RET __utac_acc__Specification4_spec__1() [L438] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-17 08:47:54,651 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)