./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:13:37,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:13:37,304 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:13:37,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:13:37,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:13:37,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:13:37,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:13:37,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:13:37,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:13:37,338 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:13:37,339 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:13:37,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:13:37,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:13:37,340 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:13:37,340 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:13:37,341 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:13:37,341 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:13:37,341 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:13:37,342 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:13:37,342 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:13:37,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:13:37,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:13:37,346 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:13:37,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:13:37,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:13:37,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:13:37,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:13:37,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:13:37,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:13:37,348 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:13:37,348 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:13:37,348 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:13:37,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:13:37,349 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:13:37,349 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:13:37,350 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:13:37,350 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:13:37,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:13:37,351 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:13:37,351 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:13:37,351 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0b8ceecda33bdad48c402c2c8ba6fe539641c6d50bf604e9c60e70c71a562b [2024-11-10 23:13:37,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:13:37,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:13:37,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:13:37,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:13:37,684 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:13:37,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2024-11-10 23:13:39,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:13:39,427 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:13:39,428 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product63.cil.c [2024-11-10 23:13:39,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beb3094a2/41fc5c48e6ac4d228ef3939421599585/FLAGab0324d09 [2024-11-10 23:13:39,727 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beb3094a2/41fc5c48e6ac4d228ef3939421599585 [2024-11-10 23:13:39,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:13:39,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:13:39,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:13:39,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:13:39,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:13:39,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:13:39" (1/1) ... [2024-11-10 23:13:39,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec7ced5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:39, skipping insertion in model container [2024-11-10 23:13:39,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:13:39" (1/1) ... [2024-11-10 23:13:39,785 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:13:40,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:13:40,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:13:40,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-11-10 23:13:40,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [316] [2024-11-10 23:13:40,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [386] [2024-11-10 23:13:40,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [395] [2024-11-10 23:13:40,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] [2024-11-10 23:13:40,127 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [860] [2024-11-10 23:13:40,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [886] [2024-11-10 23:13:40,128 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [990] [2024-11-10 23:13:40,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:13:40,225 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:13:40,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40 WrapperNode [2024-11-10 23:13:40,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:13:40,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:13:40,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:13:40,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:13:40,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,322 INFO L138 Inliner]: procedures = 58, calls = 107, calls flagged for inlining = 60, calls inlined = 178, statements flattened = 1208 [2024-11-10 23:13:40,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:13:40,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:13:40,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:13:40,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:13:40,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,354 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,395 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 23:13:40,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,413 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:13:40,440 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:13:40,443 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:13:40,443 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:13:40,444 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (1/1) ... [2024-11-10 23:13:40,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:13:40,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:13:40,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 23:13:40,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-10 23:13:40,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:13:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:13:40,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:13:40,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:13:40,613 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:13:40,615 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:13:41,451 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-7: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-9: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-11: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-13: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,452 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-15: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-17: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-19: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-21: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-23: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-25: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-27: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,453 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-29: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,454 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-31: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,454 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-33: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,454 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L932-35: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; [2024-11-10 23:13:41,454 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-1: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-3: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-5: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-7: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-9: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-11: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,459 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-13: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-15: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-17: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-19: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-21: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L279-23: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-7: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-9: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-11: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-13: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,460 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-15: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-17: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-19: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-21: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-23: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-25: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-27: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-29: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-1: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-3: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-5: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-7: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,461 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-9: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-11: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-13: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-15: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-17: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-19: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-21: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L978-23: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L224-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L224-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:13:41,462 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L224-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:13:41,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,463 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L987-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~11#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L1022-1: valid_product_#res#1 := valid_product_~retValue_acc~13#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L857-1: main_#res#1 := main_~retValue_acc~7#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,464 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L298-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:13:41,509 INFO L? ?]: Removed 307 outVars from TransFormulas that were not future-live. [2024-11-10 23:13:41,510 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:13:41,541 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:13:41,542 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:13:41,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:13:41 BoogieIcfgContainer [2024-11-10 23:13:41,542 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:13:41,543 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:13:41,543 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:13:41,548 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:13:41,549 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:13:41,549 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:13:39" (1/3) ... [2024-11-10 23:13:41,550 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b31c36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:13:41, skipping insertion in model container [2024-11-10 23:13:41,550 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:13:41,551 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:13:40" (2/3) ... [2024-11-10 23:13:41,552 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b31c36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:13:41, skipping insertion in model container [2024-11-10 23:13:41,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:13:41,553 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:13:41" (3/3) ... [2024-11-10 23:13:41,554 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product63.cil.c [2024-11-10 23:13:41,620 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:13:41,621 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:13:41,621 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:13:41,621 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:13:41,621 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:13:41,621 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:13:41,621 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:13:41,621 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:13:41,628 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 325 states, 324 states have (on average 1.3487654320987654) internal successors, (437), 324 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:41,673 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 213 [2024-11-10 23:13:41,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:13:41,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:13:41,685 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:41,685 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:41,685 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:13:41,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 325 states, 324 states have (on average 1.3487654320987654) internal successors, (437), 324 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:41,704 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 213 [2024-11-10 23:13:41,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:13:41,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:13:41,705 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:41,705 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:41,710 INFO L745 eck$LassoCheckResult]: Stem: 309#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 33#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~10#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 168#L1013true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 169#L1006true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;havoc valid_product_~retValue_acc~13#1;valid_product_~retValue_acc~13#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~13#1; 271#L1021true assume true;main_#t~ret46#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret46#1;havoc main_#t~ret46#1; 297#L847true assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 158#L821true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 61#L330true [2024-11-10 23:13:41,711 INFO L747 eck$LassoCheckResult]: Loop: 61#L330true assume true; 13#L330-1true assume !false;assume true; 205#L332true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet19#1;test_~tmp~6#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1; 291#L340true assume !(0 != test_~tmp~6#1); 302#L348true havoc test_#t~nondet20#1;test_~tmp___0~2#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1; 128#L350true assume !(0 != test_~tmp___0~2#1); 18#L358true havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1; 26#L360true assume 0 != test_~tmp___2~0#1; 188#L375true assume { :begin_inline_timeShift } true; 288#L69-2true assume !(0 != ~pumpRunning~0); 312#L76-2true assume !(0 != ~systemActive~0); 32#L84-2true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;havoc __utac_acc__Specification1_spec__1_~tmp~11#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 220#L931-12true assume true;__utac_acc__Specification1_spec__1_#t~ret47#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~11#1 := __utac_acc__Specification1_spec__1_#t~ret47#1;havoc __utac_acc__Specification1_spec__1_#t~ret47#1; 25#L869-2true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~11#1); 203#L883-2true assume true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 172#L86-2true assume true;assume { :end_inline_timeShift } true; 61#L330true [2024-11-10 23:13:41,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:41,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1137406046, now seen corresponding path program 1 times [2024-11-10 23:13:41,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:41,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909676707] [2024-11-10 23:13:41,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:41,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:41,832 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:41,881 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:41,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:41,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1147972933, now seen corresponding path program 1 times [2024-11-10 23:13:41,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:41,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429182645] [2024-11-10 23:13:41,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:41,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:41,898 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:41,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:41,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:41,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1233659162, now seen corresponding path program 1 times [2024-11-10 23:13:41,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:41,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094988974] [2024-11-10 23:13:41,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:41,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:13:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:13:42,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:13:42,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094988974] [2024-11-10 23:13:42,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094988974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:13:42,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:13:42,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:13:42,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067213824] [2024-11-10 23:13:42,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:13:42,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:13:42,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:13:42,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:13:42,215 INFO L87 Difference]: Start difference. First operand has 325 states, 324 states have (on average 1.3487654320987654) internal successors, (437), 324 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:42,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:13:42,301 INFO L93 Difference]: Finished difference Result 630 states and 836 transitions. [2024-11-10 23:13:42,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 630 states and 836 transitions. [2024-11-10 23:13:42,308 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 410 [2024-11-10 23:13:42,322 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 630 states to 608 states and 813 transitions. [2024-11-10 23:13:42,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 608 [2024-11-10 23:13:42,325 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 608 [2024-11-10 23:13:42,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 608 states and 813 transitions. [2024-11-10 23:13:42,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:13:42,329 INFO L218 hiAutomatonCegarLoop]: Abstraction has 608 states and 813 transitions. [2024-11-10 23:13:42,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states and 813 transitions. [2024-11-10 23:13:42,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 605. [2024-11-10 23:13:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 605 states have (on average 1.3371900826446281) internal successors, (809), 604 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:42,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 809 transitions. [2024-11-10 23:13:42,393 INFO L240 hiAutomatonCegarLoop]: Abstraction has 605 states and 809 transitions. [2024-11-10 23:13:42,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:13:42,398 INFO L425 stractBuchiCegarLoop]: Abstraction has 605 states and 809 transitions. [2024-11-10 23:13:42,398 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 23:13:42,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 605 states and 809 transitions. [2024-11-10 23:13:42,402 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 410 [2024-11-10 23:13:42,402 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:13:42,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:13:42,403 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:42,403 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] [2024-11-10 23:13:42,404 INFO L745 eck$LassoCheckResult]: Stem: 1327#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 1030#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~10#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 1031#L1013 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1215#L1006 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;havoc valid_product_~retValue_acc~13#1;valid_product_~retValue_acc~13#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~13#1; 1216#L1021 assume true;main_#t~ret46#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret46#1;havoc main_#t~ret46#1; 1305#L847 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 1203#L821 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1204#L330 [2024-11-10 23:13:42,404 INFO L747 eck$LassoCheckResult]: Loop: 1204#L330 assume true; 1337#L330-1 assume !false;assume true; 1253#L332 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet19#1;test_~tmp~6#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1; 1254#L340 assume !(0 != test_~tmp~6#1); 1288#L348 havoc test_#t~nondet20#1;test_~tmp___0~2#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1; 1411#L350 assume !(0 != test_~tmp___0~2#1); 1409#L358 havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1; 1370#L360 assume 0 != test_~tmp___2~0#1; 1237#L375 assume { :begin_inline_timeShift } true; 1238#L69-2 assume !(0 != ~pumpRunning~0); 1329#L76-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret6#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1; 1188#L153-2 assume 0 != ~pumpRunning~0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret8#1, isMethaneAlarm_~retValue_acc~0#1;havoc isMethaneAlarm_~retValue_acc~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 1189#L931-15 assume true;isMethaneAlarm_#t~ret8#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~0#1 := isMethaneAlarm_#t~ret8#1;havoc isMethaneAlarm_#t~ret8#1;isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; 1135#L214-12 assume true;processEnvironment_#t~ret6#1 := isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret8#1, isMethaneAlarm_~retValue_acc~0#1;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~2#1 := processEnvironment_#t~ret6#1;havoc processEnvironment_#t~ret6#1; 1080#L157-2 assume 0 != processEnvironment_~tmp~2#1;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 1081#L204-6 assume true;assume { :end_inline_deactivatePump } true; 1133#L171-2 assume true;havoc processEnvironment_#t~ret6#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true; 1028#L84-2 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;havoc __utac_acc__Specification1_spec__1_~tmp~11#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 1029#L931-12 assume true;__utac_acc__Specification1_spec__1_#t~ret47#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~11#1 := __utac_acc__Specification1_spec__1_#t~ret47#1;havoc __utac_acc__Specification1_spec__1_#t~ret47#1; 1338#L869-2 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~11#1); 1250#L883-2 assume true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 1251#L86-2 assume true;assume { :end_inline_timeShift } true; 1204#L330 [2024-11-10 23:13:42,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:42,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1137406046, now seen corresponding path program 2 times [2024-11-10 23:13:42,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:42,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260497721] [2024-11-10 23:13:42,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:42,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:42,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1607078515, now seen corresponding path program 1 times [2024-11-10 23:13:42,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:42,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582794471] [2024-11-10 23:13:42,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:42,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:13:42,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:13:42,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:13:42,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582794471] [2024-11-10 23:13:42,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582794471] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:13:42,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:13:42,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 23:13:42,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858822907] [2024-11-10 23:13:42,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:13:42,473 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:13:42,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:13:42,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:13:42,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:13:42,473 INFO L87 Difference]: Start difference. First operand 605 states and 809 transitions. cyclomatic complexity: 208 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:42,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:13:42,616 INFO L93 Difference]: Finished difference Result 618 states and 785 transitions. [2024-11-10 23:13:42,616 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 618 states and 785 transitions. [2024-11-10 23:13:42,620 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 429 [2024-11-10 23:13:42,623 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 618 states to 618 states and 785 transitions. [2024-11-10 23:13:42,623 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 618 [2024-11-10 23:13:42,624 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 618 [2024-11-10 23:13:42,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 618 states and 785 transitions. [2024-11-10 23:13:42,626 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:13:42,626 INFO L218 hiAutomatonCegarLoop]: Abstraction has 618 states and 785 transitions. [2024-11-10 23:13:42,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states and 785 transitions. [2024-11-10 23:13:42,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 618. [2024-11-10 23:13:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 618 states have (on average 1.2702265372168284) internal successors, (785), 617 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:13:42,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 785 transitions. [2024-11-10 23:13:42,641 INFO L240 hiAutomatonCegarLoop]: Abstraction has 618 states and 785 transitions. [2024-11-10 23:13:42,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:13:42,642 INFO L425 stractBuchiCegarLoop]: Abstraction has 618 states and 785 transitions. [2024-11-10 23:13:42,642 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-10 23:13:42,643 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 618 states and 785 transitions. [2024-11-10 23:13:42,645 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 429 [2024-11-10 23:13:42,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:13:42,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:13:42,646 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:13:42,646 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] [2024-11-10 23:13:42,646 INFO L745 eck$LassoCheckResult]: Stem: 2481#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 2247#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret46#1, main_~retValue_acc~7#1, main_~tmp~10#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~10#1;assume { :begin_inline_select_helpers } true; 2248#L1013 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2398#L1006 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;havoc valid_product_~retValue_acc~13#1;valid_product_~retValue_acc~13#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~13#1; 2399#L1021 assume true;main_#t~ret46#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~13#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret46#1;havoc main_#t~ret46#1; 2465#L847 assume 0 != main_~tmp~10#1;assume { :begin_inline_setup } true; 2389#L821 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 2390#L330 [2024-11-10 23:13:42,647 INFO L747 eck$LassoCheckResult]: Loop: 2390#L330 assume true; 2516#L330-1 assume !false;assume true; 2513#L332 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet19#1;test_~tmp~6#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1; 2515#L340 assume !(0 != test_~tmp~6#1); 2503#L348 havoc test_#t~nondet20#1;test_~tmp___0~2#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1; 2504#L350 assume !(0 != test_~tmp___0~2#1); 2497#L358 havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1; 2498#L360 assume 0 != test_~tmp___2~0#1; 2526#L375 assume { :begin_inline_timeShift } true; 2525#L69-2 assume !(0 != ~pumpRunning~0); 2483#L76-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret6#1, processEnvironment_~tmp~2#1;havoc processEnvironment_~tmp~2#1; 2484#L153-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret5#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1#1; 2494#L127-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret4#1, processEnvironment__wrappee__highWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0#1; 2624#L101-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret17#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~4#1, isHighWaterLevel_~tmp___0~0#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~4#1;havoc isHighWaterLevel_~tmp___0~0#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~10#1;havoc isHighWaterSensorDry_~retValue_acc~10#1; 2623#L971-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~10#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~10#1; 2622#L976-11 assume true;isHighWaterLevel_#t~ret17#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~10#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~4#1 := isHighWaterLevel_#t~ret17#1;havoc isHighWaterLevel_#t~ret17#1; 2621#L272-11 assume 0 != isHighWaterLevel_~tmp~4#1;isHighWaterLevel_~tmp___0~0#1 := 0; 2620#L277-11 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~0#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 2619#L278-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret4#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret17#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~4#1, isHighWaterLevel_~tmp___0~0#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~0#1 := processEnvironment__wrappee__highWaterSensor_#t~ret4#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret4#1; 2617#L105-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~0#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 2618#L93-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 2625#L119-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret4#1, processEnvironment__wrappee__highWaterSensor_~tmp~0#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 2559#L145-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret5#1, processEnvironment__wrappee__methaneQuery_~tmp~1#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 2372#L171-2 assume true;havoc processEnvironment_#t~ret6#1, processEnvironment_~tmp~2#1;assume { :end_inline_processEnvironment } true; 2523#L84-2 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;havoc __utac_acc__Specification1_spec__1_~tmp~11#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1; 2522#L931-12 assume true;__utac_acc__Specification1_spec__1_#t~ret47#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~11#1 := __utac_acc__Specification1_spec__1_#t~ret47#1;havoc __utac_acc__Specification1_spec__1_#t~ret47#1; 2520#L869-2 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~11#1); 2518#L883-2 assume true;havoc __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_#t~ret48#1, __utac_acc__Specification1_spec__1_~tmp~11#1, __utac_acc__Specification1_spec__1_~tmp___0~3#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true; 2517#L86-2 assume true;assume { :end_inline_timeShift } true; 2390#L330 [2024-11-10 23:13:42,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:42,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1137406046, now seen corresponding path program 3 times [2024-11-10 23:13:42,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:42,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290015877] [2024-11-10 23:13:42,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:42,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,671 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:42,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:42,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1522774065, now seen corresponding path program 1 times [2024-11-10 23:13:42,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:42,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311484507] [2024-11-10 23:13:42,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:42,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:42,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:13:42,713 INFO L85 PathProgramCache]: Analyzing trace with hash -612011984, now seen corresponding path program 1 times [2024-11-10 23:13:42,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:13:42,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846715112] [2024-11-10 23:13:42,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:13:42,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:13:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:42,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:13:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:43,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:13:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:13:43,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 11:13:43 BoogieIcfgContainer [2024-11-10 23:13:43,687 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 23:13:43,687 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 23:13:43,687 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 23:13:43,687 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 23:13:43,688 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:13:41" (3/4) ... [2024-11-10 23:13:43,693 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-10 23:13:43,759 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 23:13:43,759 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 23:13:43,760 INFO L158 Benchmark]: Toolchain (without parser) took 4029.01ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 118.9MB in the beginning and 81.6MB in the end (delta: 37.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,760 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:13:43,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.52ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 97.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.40ms. Allocated memory is still 157.3MB. Free memory was 96.7MB in the beginning and 91.8MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,760 INFO L158 Benchmark]: Boogie Preprocessor took 115.73ms. Allocated memory is still 157.3MB. Free memory was 91.8MB in the beginning and 86.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,761 INFO L158 Benchmark]: IcfgBuilder took 1102.00ms. Allocated memory is still 157.3MB. Free memory was 86.8MB in the beginning and 111.2MB in the end (delta: -24.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,761 INFO L158 Benchmark]: BuchiAutomizer took 2143.56ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 111.2MB in the beginning and 84.8MB in the end (delta: 26.4MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,761 INFO L158 Benchmark]: Witness Printer took 71.80ms. Allocated memory is still 188.7MB. Free memory was 84.8MB in the beginning and 81.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:13:43,764 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 90.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.52ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 97.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.40ms. Allocated memory is still 157.3MB. Free memory was 96.7MB in the beginning and 91.8MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.73ms. Allocated memory is still 157.3MB. Free memory was 91.8MB in the beginning and 86.8MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 1102.00ms. Allocated memory is still 157.3MB. Free memory was 86.8MB in the beginning and 111.2MB in the end (delta: -24.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2143.56ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 111.2MB in the beginning and 84.8MB in the end (delta: 26.4MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * Witness Printer took 71.80ms. Allocated memory is still 188.7MB. Free memory was 84.8MB in the beginning and 81.6MB in the end (delta: 3.1MB). 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 316]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [316] - GenericResultAtLocation [Line: 386]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [386] - GenericResultAtLocation [Line: 395]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [395] - GenericResultAtLocation [Line: 761]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] - GenericResultAtLocation [Line: 860]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [860] - GenericResultAtLocation [Line: 886]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [886] - GenericResultAtLocation [Line: 990]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [990] * 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 3 locations. The remainder module has 618 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 630 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 630 mSDsluCounter, 1263 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 536 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 727 mSDtfsCounter, 53 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: 330]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L61] int pumpRunning = 0; [L62] int systemActive = 1; [L565] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L762] int cleanupTimeShifts = 4; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L838] int retValue_acc ; [L839] int tmp ; [L843] FCALL select_helpers() [L844] FCALL select_features() [L845] CALL, EXPR valid_product() [L1017] int retValue_acc ; [L1020] retValue_acc = 1 [L1021] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L845] RET, EXPR valid_product() [L845] tmp = valid_product() [L847] COND TRUE \read(tmp) [L849] FCALL setup() [L850] CALL runTest() [L829] CALL test() [L321] int splverifierCounter ; [L322] int tmp ; [L323] int tmp___0 ; [L324] int tmp___1 ; [L325] int tmp___2 ; [L328] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L330] COND TRUE 1 [L332] COND TRUE splverifierCounter < 4 [L338] tmp = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp)) [L348] tmp___0 = __VERIFIER_nondet_int() [L350] COND FALSE !(\read(tmp___0)) [L358] tmp___2 = __VERIFIER_nondet_int() [L360] COND TRUE \read(tmp___2) [L375] CALL timeShift() [L69] COND FALSE !(\read(pumpRunning)) [L76] COND TRUE \read(systemActive) [L78] CALL processEnvironment() [L150] int tmp ; [L153] COND FALSE !(\read(pumpRunning)) [L168] CALL processEnvironment__wrappee__methaneQuery() [L124] int tmp ; [L127] COND FALSE !(\read(pumpRunning)) [L142] CALL processEnvironment__wrappee__highWaterSensor() [L98] int tmp ; [L101] COND TRUE ! pumpRunning [L103] CALL, EXPR isHighWaterLevel() [L264] int retValue_acc ; [L265] int tmp ; [L266] int tmp___0 ; [L270] CALL, EXPR isHighWaterSensorDry() [L968] int retValue_acc ; [L971] COND TRUE waterLevel < 2 [L972] retValue_acc = 1 [L973] return (retValue_acc); [L270] RET, EXPR isHighWaterSensorDry() [L270] tmp = isHighWaterSensorDry() [L272] COND TRUE \read(tmp) [L273] tmp___0 = 0 [L277] retValue_acc = tmp___0 [L278] return (retValue_acc); [L103] RET, EXPR isHighWaterLevel() [L103] tmp = isHighWaterLevel() [L105] COND FALSE !(\read(tmp)) [L111] FCALL processEnvironment__wrappee__base() [L142] RET processEnvironment__wrappee__highWaterSensor() [L168] RET processEnvironment__wrappee__methaneQuery() [L78] RET processEnvironment() [L84] CALL __utac_acc__Specification1_spec__1() [L862] int tmp ; [L863] int tmp___0 ; [L867] CALL, EXPR isMethaneLevelCritical() [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] return (retValue_acc); [L867] RET, EXPR isMethaneLevelCritical() [L867] tmp = isMethaneLevelCritical() [L869] COND FALSE !(\read(tmp)) [L84] RET __utac_acc__Specification1_spec__1() [L375] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 330]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L61] int pumpRunning = 0; [L62] int systemActive = 1; [L565] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L762] int cleanupTimeShifts = 4; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L838] int retValue_acc ; [L839] int tmp ; [L843] FCALL select_helpers() [L844] FCALL select_features() [L845] CALL, EXPR valid_product() [L1017] int retValue_acc ; [L1020] retValue_acc = 1 [L1021] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L845] RET, EXPR valid_product() [L845] tmp = valid_product() [L847] COND TRUE \read(tmp) [L849] FCALL setup() [L850] CALL runTest() [L829] CALL test() [L321] int splverifierCounter ; [L322] int tmp ; [L323] int tmp___0 ; [L324] int tmp___1 ; [L325] int tmp___2 ; [L328] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L330] COND TRUE 1 [L332] COND TRUE splverifierCounter < 4 [L338] tmp = __VERIFIER_nondet_int() [L340] COND FALSE !(\read(tmp)) [L348] tmp___0 = __VERIFIER_nondet_int() [L350] COND FALSE !(\read(tmp___0)) [L358] tmp___2 = __VERIFIER_nondet_int() [L360] COND TRUE \read(tmp___2) [L375] CALL timeShift() [L69] COND FALSE !(\read(pumpRunning)) [L76] COND TRUE \read(systemActive) [L78] CALL processEnvironment() [L150] int tmp ; [L153] COND FALSE !(\read(pumpRunning)) [L168] CALL processEnvironment__wrappee__methaneQuery() [L124] int tmp ; [L127] COND FALSE !(\read(pumpRunning)) [L142] CALL processEnvironment__wrappee__highWaterSensor() [L98] int tmp ; [L101] COND TRUE ! pumpRunning [L103] CALL, EXPR isHighWaterLevel() [L264] int retValue_acc ; [L265] int tmp ; [L266] int tmp___0 ; [L270] CALL, EXPR isHighWaterSensorDry() [L968] int retValue_acc ; [L971] COND TRUE waterLevel < 2 [L972] retValue_acc = 1 [L973] return (retValue_acc); [L270] RET, EXPR isHighWaterSensorDry() [L270] tmp = isHighWaterSensorDry() [L272] COND TRUE \read(tmp) [L273] tmp___0 = 0 [L277] retValue_acc = tmp___0 [L278] return (retValue_acc); [L103] RET, EXPR isHighWaterLevel() [L103] tmp = isHighWaterLevel() [L105] COND FALSE !(\read(tmp)) [L111] FCALL processEnvironment__wrappee__base() [L142] RET processEnvironment__wrappee__highWaterSensor() [L168] RET processEnvironment__wrappee__methaneQuery() [L78] RET processEnvironment() [L84] CALL __utac_acc__Specification1_spec__1() [L862] int tmp ; [L863] int tmp___0 ; [L867] CALL, EXPR isMethaneLevelCritical() [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] return (retValue_acc); [L867] RET, EXPR isMethaneLevelCritical() [L867] tmp = isMethaneLevelCritical() [L869] COND FALSE !(\read(tmp)) [L84] RET __utac_acc__Specification1_spec__1() [L375] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-10 23:13:43,794 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)