./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product61.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_spec1_product61.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 f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 08:46:02,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:46:02,263 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:46:02,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:46:02,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:46:02,276 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:46:02,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:46:02,303 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:46:02,303 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:46:02,304 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:46:02,304 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:46:02,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:46:02,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:46:02,306 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:46:02,307 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:46:02,308 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:46:02,308 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:46:02,308 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:46:02,308 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:46:02,308 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:46:02,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:46:02,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:46:02,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:46:02,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:46:02,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:46:02,310 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:46:02,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:46:02,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:46:02,311 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:46:02,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:46:02,311 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:46:02,311 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:46:02,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:46:02,312 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:46:02,314 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:46:02,315 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f250833677b07ed1377ed852c7268af3b652ab26de7f7fe1fca27ae75baf167f [2024-11-17 08:46:02,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:46:02,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:46:02,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:46:02,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:46:02,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:46:02,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2024-11-17 08:46:03,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:46:03,929 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:46:03,930 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product61.cil.c [2024-11-17 08:46:03,941 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affab55dc/863f1bee07bc4f36aec7ad42c5b343ba/FLAG9f0a3f613 [2024-11-17 08:46:03,951 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/affab55dc/863f1bee07bc4f36aec7ad42c5b343ba [2024-11-17 08:46:03,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:46:03,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:46:03,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:46:03,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:46:03,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:46:03,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:46:03" (1/1) ... [2024-11-17 08:46:03,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cd21dd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:03, skipping insertion in model container [2024-11-17 08:46:03,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:46:03" (1/1) ... [2024-11-17 08:46:03,995 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:46:04,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:46:04,250 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:46:04,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2024-11-17 08:46:04,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2024-11-17 08:46:04,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [198] [2024-11-17 08:46:04,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [207] [2024-11-17 08:46:04,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [234] [2024-11-17 08:46:04,274 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [333] [2024-11-17 08:46:04,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [575] [2024-11-17 08:46:04,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [640] [2024-11-17 08:46:04,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:46:04,341 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:46:04,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04 WrapperNode [2024-11-17 08:46:04,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:46:04,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:46:04,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:46:04,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:46:04,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,399 INFO L138 Inliner]: procedures = 57, calls = 105, calls flagged for inlining = 58, calls inlined = 176, statements flattened = 1201 [2024-11-17 08:46:04,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:46:04,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:46:04,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:46:04,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:46:04,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,416 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,436 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 08:46:04,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,453 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:46:04,467 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:46:04,468 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:46:04,468 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:46:04,468 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (1/1) ... [2024-11-17 08:46:04,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:46:04,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:46:04,504 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 08:46:04,511 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 08:46:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:46:04,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:46:04,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:46:04,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:46:04,611 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:46:04,613 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:46:05,323 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L498-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L498-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L498-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~8#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-7: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-9: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-11: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-13: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-15: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,324 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-17: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-19: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-21: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-23: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-25: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-27: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-29: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-31: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-33: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-35: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,325 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L572-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~10#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L84-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-1: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-3: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-5: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-7: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-9: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-11: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-13: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-15: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-17: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-19: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-21: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L186-23: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-1: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,326 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-3: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-5: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-7: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-9: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-11: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-13: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-15: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,327 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-17: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,329 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-19: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,329 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-21: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,329 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L553-23: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; [2024-11-17 08:46:05,329 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,329 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-7: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-9: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-11: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-13: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-15: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-17: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-19: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-21: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,330 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-23: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-25: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-27: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L489-29: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,331 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,332 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,332 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,332 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L195-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~5#1; [2024-11-17 08:46:05,332 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L330-1: main_#res#1 := main_~retValue_acc~6#1; [2024-11-17 08:46:05,371 INFO L? ?]: Removed 307 outVars from TransFormulas that were not future-live. [2024-11-17 08:46:05,371 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:46:05,390 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:46:05,391 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:46:05,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:46:05 BoogieIcfgContainer [2024-11-17 08:46:05,392 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:46:05,393 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:46:05,393 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:46:05,396 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:46:05,396 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:46:05,396 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:46:03" (1/3) ... [2024-11-17 08:46:05,397 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7481a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:46:05, skipping insertion in model container [2024-11-17 08:46:05,397 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:46:05,397 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:46:04" (2/3) ... [2024-11-17 08:46:05,397 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7481a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:46:05, skipping insertion in model container [2024-11-17 08:46:05,397 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:46:05,398 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:46:05" (3/3) ... [2024-11-17 08:46:05,399 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product61.cil.c [2024-11-17 08:46:05,472 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:46:05,473 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:46:05,473 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:46:05,473 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:46:05,473 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:46:05,473 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:46:05,473 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:46:05,473 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:46:05,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 323 states, 322 states have (on average 1.3478260869565217) internal successors, (434), 322 states have internal predecessors, (434), 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 08:46:05,530 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 211 [2024-11-17 08:46:05,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:46:05,533 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:46:05,538 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:05,539 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:05,539 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:46:05,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 323 states, 322 states have (on average 1.3478260869565217) internal successors, (434), 322 states have internal predecessors, (434), 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 08:46:05,547 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 211 [2024-11-17 08:46:05,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:46:05,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:46:05,549 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:05,549 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:05,552 INFO L745 eck$LassoCheckResult]: Stem: 305#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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 36#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 236#L75true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 312#L68true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 33#L83true assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 93#L320true assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 63#L296true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 118#L586true [2024-11-17 08:46:05,553 INFO L747 eck$LassoCheckResult]: Loop: 118#L586true assume true; 186#L586-1true assume !false; 67#test_while_1_continue#1true assume true; 105#L588true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet28#1;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 217#L596true assume !(0 != test_~tmp~8#1); 220#L604true havoc test_#t~nondet29#1;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 183#L606true assume !(0 != test_~tmp___0~3#1); 209#L614true havoc test_#t~nondet30#1;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 291#L616true assume 0 != test_~tmp___2~0#1; 58#L629true assume { :begin_inline_timeShift } true; 69#L343-2true assume !(0 != ~pumpRunning~0); 299#L350-2true assume !(0 != ~systemActive~0); 66#L358-2true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 97#L139-12true assume true;__utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; 317#L217-2true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); 5#L231-2true assume true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 271#L360-2true assume true;assume { :end_inline_timeShift } true; 118#L586true [2024-11-17 08:46:05,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:05,558 INFO L85 PathProgramCache]: Analyzing trace with hash -801255687, now seen corresponding path program 1 times [2024-11-17 08:46:05,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:05,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320117232] [2024-11-17 08:46:05,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:05,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:05,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:05,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:05,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:05,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1501880491, now seen corresponding path program 1 times [2024-11-17 08:46:05,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:05,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906705362] [2024-11-17 08:46:05,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:05,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:05,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:05,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:05,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:05,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1993990307, now seen corresponding path program 1 times [2024-11-17 08:46:05,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:05,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827626478] [2024-11-17 08:46:05,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:05,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:46:05,849 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 08:46:05,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:46:05,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827626478] [2024-11-17 08:46:05,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827626478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:46:05,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:46:05,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 08:46:05,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212171530] [2024-11-17 08:46:05,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:46:05,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:46:05,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 08:46:05,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 08:46:05,933 INFO L87 Difference]: Start difference. First operand has 323 states, 322 states have (on average 1.3478260869565217) internal successors, (434), 322 states have internal predecessors, (434), 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 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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 08:46:06,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:46:06,016 INFO L93 Difference]: Finished difference Result 317 states and 417 transitions. [2024-11-17 08:46:06,018 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 317 states and 417 transitions. [2024-11-17 08:46:06,026 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2024-11-17 08:46:06,032 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 317 states to 306 states and 406 transitions. [2024-11-17 08:46:06,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 306 [2024-11-17 08:46:06,033 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 306 [2024-11-17 08:46:06,033 INFO L73 IsDeterministic]: Start isDeterministic. Operand 306 states and 406 transitions. [2024-11-17 08:46:06,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:46:06,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 306 states and 406 transitions. [2024-11-17 08:46:06,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states and 406 transitions. [2024-11-17 08:46:06,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2024-11-17 08:46:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 306 states have (on average 1.326797385620915) internal successors, (406), 305 states have internal predecessors, (406), 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 08:46:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 406 transitions. [2024-11-17 08:46:06,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 306 states and 406 transitions. [2024-11-17 08:46:06,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 08:46:06,072 INFO L425 stractBuchiCegarLoop]: Abstraction has 306 states and 406 transitions. [2024-11-17 08:46:06,072 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:46:06,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 306 states and 406 transitions. [2024-11-17 08:46:06,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 205 [2024-11-17 08:46:06,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:46:06,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:46:06,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:06,074 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 08:46:06,075 INFO L745 eck$LassoCheckResult]: Stem: 962#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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 726#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 727#L75 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 946#L68 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 722#L83 assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 723#L320 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 776#L296 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 777#L586 [2024-11-17 08:46:06,075 INFO L747 eck$LassoCheckResult]: Loop: 777#L586 assume true; 854#L586-1 assume !false; 782#test_while_1_continue#1 assume true; 783#L588 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet28#1;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 838#L596 assume !(0 != test_~tmp~8#1); 939#L604 havoc test_#t~nondet29#1;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 916#L606 assume !(0 != test_~tmp___0~3#1); 753#L614 havoc test_#t~nondet30#1;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 933#L616 assume 0 != test_~tmp___2~0#1; 765#L629 assume { :begin_inline_timeShift } true; 766#L343-2 assume !(0 != ~pumpRunning~0); 787#L350-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; 794#L427-2 assume 0 != ~pumpRunning~0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret17#1, isMethaneAlarm_~retValue_acc~7#1;havoc isMethaneAlarm_~retValue_acc~7#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 795#L139-15 assume true;isMethaneAlarm_#t~ret17#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~7#1 := isMethaneAlarm_#t~ret17#1;havoc isMethaneAlarm_#t~ret17#1;isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1; 707#L488-12 assume true;processEnvironment_#t~ret15#1 := isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret17#1, isMethaneAlarm_~retValue_acc~7#1;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret15#1;havoc processEnvironment_#t~ret15#1; 708#L431-2 assume 0 != processEnvironment_~tmp~4#1;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 948#L478-6 assume true;assume { :end_inline_deactivatePump } true; 790#L445-2 assume true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;assume { :end_inline_processEnvironment } true; 780#L358-2 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 781#L139-12 assume true;__utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; 830#L217-2 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); 668#L231-2 assume true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 669#L360-2 assume true;assume { :end_inline_timeShift } true; 777#L586 [2024-11-17 08:46:06,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:06,076 INFO L85 PathProgramCache]: Analyzing trace with hash -801255687, now seen corresponding path program 2 times [2024-11-17 08:46:06,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:06,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936831759] [2024-11-17 08:46:06,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:06,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:06,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:06,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1832441027, now seen corresponding path program 1 times [2024-11-17 08:46:06,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:06,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107829925] [2024-11-17 08:46:06,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:06,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:46:06,122 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 08:46:06,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:46:06,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107829925] [2024-11-17 08:46:06,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107829925] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:46:06,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:46:06,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:46:06,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537253331] [2024-11-17 08:46:06,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:46:06,123 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:46:06,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:46:06,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:46:06,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:46:06,124 INFO L87 Difference]: Start difference. First operand 306 states and 406 transitions. cyclomatic complexity: 102 Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 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) [2024-11-17 08:46:06,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:46:06,207 INFO L93 Difference]: Finished difference Result 314 states and 394 transitions. [2024-11-17 08:46:06,207 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 314 states and 394 transitions. [2024-11-17 08:46:06,209 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 216 [2024-11-17 08:46:06,210 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 314 states to 314 states and 394 transitions. [2024-11-17 08:46:06,210 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 314 [2024-11-17 08:46:06,210 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 314 [2024-11-17 08:46:06,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 314 states and 394 transitions. [2024-11-17 08:46:06,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:46:06,215 INFO L218 hiAutomatonCegarLoop]: Abstraction has 314 states and 394 transitions. [2024-11-17 08:46:06,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states and 394 transitions. [2024-11-17 08:46:06,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2024-11-17 08:46:06,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 314 states have (on average 1.2547770700636942) internal successors, (394), 313 states have internal predecessors, (394), 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 08:46:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 394 transitions. [2024-11-17 08:46:06,226 INFO L240 hiAutomatonCegarLoop]: Abstraction has 314 states and 394 transitions. [2024-11-17 08:46:06,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:46:06,226 INFO L425 stractBuchiCegarLoop]: Abstraction has 314 states and 394 transitions. [2024-11-17 08:46:06,226 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:46:06,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 314 states and 394 transitions. [2024-11-17 08:46:06,228 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 216 [2024-11-17 08:46:06,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:46:06,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:46:06,228 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:06,228 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:46:06,228 INFO L745 eck$LassoCheckResult]: Stem: 1538#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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0; 1339#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~6#1, main_~tmp~1#1;havoc main_~retValue_acc~6#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 1340#L75 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1515#L68 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 1334#L83 assume true;main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 1335#L320 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 1379#L296 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1380#L586 [2024-11-17 08:46:06,229 INFO L747 eck$LassoCheckResult]: Loop: 1380#L586 assume true; 1442#L586-1 assume !false; 1385#test_while_1_continue#1 assume true; 1386#L588 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet28#1;test_~tmp~8#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 1432#L596 assume !(0 != test_~tmp~8#1); 1511#L604 havoc test_#t~nondet29#1;test_~tmp___0~3#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 1490#L606 assume !(0 != test_~tmp___0~3#1); 1361#L614 havoc test_#t~nondet30#1;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 1503#L616 assume 0 != test_~tmp___2~0#1; 1370#L629 assume { :begin_inline_timeShift } true; 1371#L343-2 assume !(0 != ~pumpRunning~0); 1390#L350-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; 1395#L427-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~3#1; 1396#L401-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~2#1; 1497#L375-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;havoc isHighWaterSensorDry_~retValue_acc~4#1; 1460#L179-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~4#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~4#1; 1461#L184-11 assume true;isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~4#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; 1535#L546-11 assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0; 1512#L551-11 isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1; 1317#L552-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret13#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~2#1 := processEnvironment__wrappee__highWaterSensor_#t~ret13#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1; 1318#L379-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~2#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 1445#L367-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 1441#L393-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret13#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1392#L419-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret14#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 1393#L445-2 assume true;havoc processEnvironment_#t~ret15#1, processEnvironment_~tmp~4#1;assume { :end_inline_processEnvironment } true; 1383#L358-2 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification1_spec__1_~tmp~0#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 1384#L139-12 assume true;__utac_acc__Specification1_spec__1_#t~ret10#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0#1 := __utac_acc__Specification1_spec__1_#t~ret10#1;havoc __utac_acc__Specification1_spec__1_#t~ret10#1; 1425#L217-2 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~0#1); 1287#L231-2 assume true;havoc __utac_acc__Specification1_spec__1_#t~ret10#1, __utac_acc__Specification1_spec__1_#t~ret11#1, __utac_acc__Specification1_spec__1_~tmp~0#1, __utac_acc__Specification1_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 1288#L360-2 assume true;assume { :end_inline_timeShift } true; 1380#L586 [2024-11-17 08:46:06,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:06,229 INFO L85 PathProgramCache]: Analyzing trace with hash -801255687, now seen corresponding path program 3 times [2024-11-17 08:46:06,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:06,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872201466] [2024-11-17 08:46:06,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:06,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:06,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,251 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:06,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:06,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1860765920, now seen corresponding path program 1 times [2024-11-17 08:46:06,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:06,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649853414] [2024-11-17 08:46:06,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:06,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:06,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:46:06,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1995680296, now seen corresponding path program 1 times [2024-11-17 08:46:06,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:46:06,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767267037] [2024-11-17 08:46:06,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:46:06,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:46:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:46:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:06,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:46:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:46:07,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:46:07 BoogieIcfgContainer [2024-11-17 08:46:07,038 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:46:07,040 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:46:07,040 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:46:07,040 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:46:07,041 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:46:05" (3/4) ... [2024-11-17 08:46:07,044 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-17 08:46:07,092 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 08:46:07,092 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:46:07,092 INFO L158 Benchmark]: Toolchain (without parser) took 3138.23ms. Allocated memory was 142.6MB in the beginning and 278.9MB in the end (delta: 136.3MB). Free memory was 71.9MB in the beginning and 141.5MB in the end (delta: -69.6MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,093 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:46:07,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.27ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 71.7MB in the beginning and 162.6MB in the end (delta: -90.9MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.16ms. Allocated memory is still 197.1MB. Free memory was 162.6MB in the beginning and 157.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,093 INFO L158 Benchmark]: Boogie Preprocessor took 63.13ms. Allocated memory is still 197.1MB. Free memory was 157.3MB in the beginning and 153.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,094 INFO L158 Benchmark]: IcfgBuilder took 924.58ms. Allocated memory is still 197.1MB. Free memory was 153.1MB in the beginning and 94.4MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,094 INFO L158 Benchmark]: BuchiAutomizer took 1645.04ms. Allocated memory was 197.1MB in the beginning and 278.9MB in the end (delta: 81.8MB). Free memory was 94.4MB in the beginning and 144.7MB in the end (delta: -50.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,094 INFO L158 Benchmark]: Witness Printer took 51.86ms. Allocated memory is still 278.9MB. Free memory was 144.7MB in the beginning and 141.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:46:07,095 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 142.6MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.27ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 71.7MB in the beginning and 162.6MB in the end (delta: -90.9MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.16ms. Allocated memory is still 197.1MB. Free memory was 162.6MB in the beginning and 157.3MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.13ms. Allocated memory is still 197.1MB. Free memory was 157.3MB in the beginning and 153.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 924.58ms. Allocated memory is still 197.1MB. Free memory was 153.1MB in the beginning and 94.4MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 1645.04ms. Allocated memory was 197.1MB in the beginning and 278.9MB in the end (delta: 81.8MB). Free memory was 94.4MB in the beginning and 144.7MB in the end (delta: -50.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 51.86ms. Allocated memory is still 278.9MB. Free memory was 144.7MB in the beginning and 141.5MB in the end (delta: 3.2MB). 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,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] - GenericResultAtLocation [Line: 198]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [198] - GenericResultAtLocation [Line: 207]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [207] - GenericResultAtLocation [Line: 234]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [234] - GenericResultAtLocation [Line: 333]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [333] - GenericResultAtLocation [Line: 575]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [575] - GenericResultAtLocation [Line: 640]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [640] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 314 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 3 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 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 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, 1040 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1040 mSDsluCounter, 1649 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 945 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 60 IncrementalHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 704 mSDtfsCounter, 60 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 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: 586]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L96] int waterLevel = 1; [L97] int methaneLevelCritical = 0; [L235] int cleanupTimeShifts = 4; [L336] int pumpRunning = 0; [L337] int systemActive = 1; [L810] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L311] int retValue_acc ; [L312] int tmp ; [L316] FCALL select_helpers() [L317] FCALL select_features() [L318] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L318] RET, EXPR valid_product() [L318] tmp = valid_product() [L320] COND TRUE \read(tmp) [L322] FCALL setup() [L323] CALL runTest() [L305] CALL test() [L577] int splverifierCounter ; [L578] int tmp ; [L579] int tmp___0 ; [L580] int tmp___1 ; [L581] int tmp___2 ; [L584] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L586] COND TRUE 1 [L588] COND TRUE splverifierCounter < 4 [L594] tmp = __VERIFIER_nondet_int() [L596] COND FALSE !(\read(tmp)) [L604] tmp___0 = __VERIFIER_nondet_int() [L606] COND FALSE !(\read(tmp___0)) [L614] tmp___2 = __VERIFIER_nondet_int() [L616] COND TRUE \read(tmp___2) [L629] CALL timeShift() [L343] COND FALSE !(\read(pumpRunning)) [L350] COND TRUE \read(systemActive) [L352] CALL processEnvironment() [L424] int tmp ; [L427] COND FALSE !(\read(pumpRunning)) [L442] CALL processEnvironment__wrappee__methaneQuery() [L398] int tmp ; [L401] COND FALSE !(\read(pumpRunning)) [L416] CALL processEnvironment__wrappee__highWaterSensor() [L372] int tmp ; [L375] COND TRUE ! pumpRunning [L377] CALL, EXPR isHighWaterLevel() [L538] int retValue_acc ; [L539] int tmp ; [L540] int tmp___0 ; [L544] CALL, EXPR isHighWaterSensorDry() [L176] int retValue_acc ; [L179] COND TRUE waterLevel < 2 [L180] retValue_acc = 1 [L181] return (retValue_acc); [L544] RET, EXPR isHighWaterSensorDry() [L544] tmp = isHighWaterSensorDry() [L546] COND TRUE \read(tmp) [L547] tmp___0 = 0 [L551] retValue_acc = tmp___0 [L552] return (retValue_acc); [L377] RET, EXPR isHighWaterLevel() [L377] tmp = isHighWaterLevel() [L379] COND FALSE !(\read(tmp)) [L385] FCALL processEnvironment__wrappee__base() [L416] RET processEnvironment__wrappee__highWaterSensor() [L442] RET processEnvironment__wrappee__methaneQuery() [L352] RET processEnvironment() [L358] CALL __utac_acc__Specification1_spec__1() [L210] int tmp ; [L211] int tmp___0 ; [L215] CALL, EXPR isMethaneLevelCritical() [L135] int retValue_acc ; [L138] retValue_acc = methaneLevelCritical [L139] return (retValue_acc); [L215] RET, EXPR isMethaneLevelCritical() [L215] tmp = isMethaneLevelCritical() [L217] COND FALSE !(\read(tmp)) [L358] RET __utac_acc__Specification1_spec__1() [L629] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 586]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L96] int waterLevel = 1; [L97] int methaneLevelCritical = 0; [L235] int cleanupTimeShifts = 4; [L336] int pumpRunning = 0; [L337] int systemActive = 1; [L810] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L311] int retValue_acc ; [L312] int tmp ; [L316] FCALL select_helpers() [L317] FCALL select_features() [L318] CALL, EXPR valid_product() [L79] int retValue_acc ; [L82] retValue_acc = 1 [L83] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L318] RET, EXPR valid_product() [L318] tmp = valid_product() [L320] COND TRUE \read(tmp) [L322] FCALL setup() [L323] CALL runTest() [L305] CALL test() [L577] int splverifierCounter ; [L578] int tmp ; [L579] int tmp___0 ; [L580] int tmp___1 ; [L581] int tmp___2 ; [L584] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L586] COND TRUE 1 [L588] COND TRUE splverifierCounter < 4 [L594] tmp = __VERIFIER_nondet_int() [L596] COND FALSE !(\read(tmp)) [L604] tmp___0 = __VERIFIER_nondet_int() [L606] COND FALSE !(\read(tmp___0)) [L614] tmp___2 = __VERIFIER_nondet_int() [L616] COND TRUE \read(tmp___2) [L629] CALL timeShift() [L343] COND FALSE !(\read(pumpRunning)) [L350] COND TRUE \read(systemActive) [L352] CALL processEnvironment() [L424] int tmp ; [L427] COND FALSE !(\read(pumpRunning)) [L442] CALL processEnvironment__wrappee__methaneQuery() [L398] int tmp ; [L401] COND FALSE !(\read(pumpRunning)) [L416] CALL processEnvironment__wrappee__highWaterSensor() [L372] int tmp ; [L375] COND TRUE ! pumpRunning [L377] CALL, EXPR isHighWaterLevel() [L538] int retValue_acc ; [L539] int tmp ; [L540] int tmp___0 ; [L544] CALL, EXPR isHighWaterSensorDry() [L176] int retValue_acc ; [L179] COND TRUE waterLevel < 2 [L180] retValue_acc = 1 [L181] return (retValue_acc); [L544] RET, EXPR isHighWaterSensorDry() [L544] tmp = isHighWaterSensorDry() [L546] COND TRUE \read(tmp) [L547] tmp___0 = 0 [L551] retValue_acc = tmp___0 [L552] return (retValue_acc); [L377] RET, EXPR isHighWaterLevel() [L377] tmp = isHighWaterLevel() [L379] COND FALSE !(\read(tmp)) [L385] FCALL processEnvironment__wrappee__base() [L416] RET processEnvironment__wrappee__highWaterSensor() [L442] RET processEnvironment__wrappee__methaneQuery() [L352] RET processEnvironment() [L358] CALL __utac_acc__Specification1_spec__1() [L210] int tmp ; [L211] int tmp___0 ; [L215] CALL, EXPR isMethaneLevelCritical() [L135] int retValue_acc ; [L138] retValue_acc = methaneLevelCritical [L139] return (retValue_acc); [L215] RET, EXPR isMethaneLevelCritical() [L215] tmp = isMethaneLevelCritical() [L217] COND FALSE !(\read(tmp)) [L358] RET __utac_acc__Specification1_spec__1() [L629] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-17 08:46:07,117 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)