./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product64.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_spec5_product64.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 323b2112d56f35ec9fc5a7837411d8e54d2d46e3d8981d77e080eaf0dd99497b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:16:29,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:16:29,391 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:16:29,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:16:29,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:16:29,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:16:29,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:16:29,423 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:16:29,423 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:16:29,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:16:29,426 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:16:29,426 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:16:29,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:16:29,428 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:16:29,428 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:16:29,428 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:16:29,428 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:16:29,428 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:16:29,428 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:16:29,429 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:16:29,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:16:29,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:16:29,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:16:29,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:16:29,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:16:29,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:16:29,431 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:16:29,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:16:29,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:16:29,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:16:29,432 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:16:29,432 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:16:29,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:16:29,432 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:16:29,432 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:16:29,433 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:16:29,433 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:16:29,433 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:16:29,433 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:16:29,433 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:16:29,434 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 323b2112d56f35ec9fc5a7837411d8e54d2d46e3d8981d77e080eaf0dd99497b [2024-11-10 23:16:29,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:16:29,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:16:29,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:16:29,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:16:29,653 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:16:29,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product64.cil.c [2024-11-10 23:16:30,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:16:31,002 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:16:31,002 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product64.cil.c [2024-11-10 23:16:31,015 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1669faa3/73898956301d40e887d2464bc5f1cd5b/FLAG7bf9dc83c [2024-11-10 23:16:31,386 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1669faa3/73898956301d40e887d2464bc5f1cd5b [2024-11-10 23:16:31,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:16:31,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:16:31,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:16:31,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:16:31,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:16:31,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7537f0f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31, skipping insertion in model container [2024-11-10 23:16:31,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:16:31,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:16:31,693 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:16:31,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [49] [2024-11-10 23:16:31,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [101] [2024-11-10 23:16:31,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [176] [2024-11-10 23:16:31,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [450] [2024-11-10 23:16:31,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [553] [2024-11-10 23:16:31,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [653] [2024-11-10 23:16:31,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [662] [2024-11-10 23:16:31,704 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [697] [2024-11-10 23:16:31,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:16:31,776 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:16:31,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31 WrapperNode [2024-11-10 23:16:31,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:16:31,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:16:31,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:16:31,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:16:31,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,851 INFO L138 Inliner]: procedures = 61, calls = 111, calls flagged for inlining = 64, calls inlined = 186, statements flattened = 1251 [2024-11-10 23:16:31,851 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:16:31,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:16:31,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:16:31,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:16:31,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,865 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,883 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 23:16:31,884 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,898 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:16:31,915 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:16:31,915 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:16:31,915 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:16:31,916 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (1/1) ... [2024-11-10 23:16:31,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:16:31,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:16:31,951 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 23:16:31,955 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 23:16:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:16:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:16:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:16:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:16:32,075 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:16:32,077 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:16:32,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-1: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,811 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-3: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-5: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-7: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-9: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-11: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-13: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-15: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,812 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-17: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-19: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-21: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L405-23: isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; [2024-11-10 23:16:32,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,813 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-7: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-9: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,814 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-11: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-13: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-15: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,815 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-17: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-19: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-21: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-23: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-25: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-27: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L341-29: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; [2024-11-10 23:16:32,816 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-1: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-3: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-5: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-7: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-9: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-11: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-13: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-15: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,817 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-17: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-19: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-21: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L541-23: isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-7: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,818 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-9: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-11: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,819 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L550-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~7#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L650-1: main_#res#1 := main_~retValue_acc~8#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L424-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~3#1; [2024-11-10 23:16:32,820 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L527-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-7: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-9: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,821 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-11: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-13: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-15: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-17: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-19: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,822 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-21: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-23: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-25: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L694-1: valid_product_#res#1 := valid_product_~retValue_acc~10#1; [2024-11-10 23:16:32,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-27: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,823 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L495-29: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; [2024-11-10 23:16:32,862 INFO L? ?]: Removed 313 outVars from TransFormulas that were not future-live. [2024-11-10 23:16:32,862 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:16:32,879 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:16:32,882 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:16:32,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:16:32 BoogieIcfgContainer [2024-11-10 23:16:32,883 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:16:32,884 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:16:32,884 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:16:32,887 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:16:32,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:16:32,887 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:16:31" (1/3) ... [2024-11-10 23:16:32,888 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16085573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:16:32, skipping insertion in model container [2024-11-10 23:16:32,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:16:32,889 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:16:31" (2/3) ... [2024-11-10 23:16:32,890 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16085573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:16:32, skipping insertion in model container [2024-11-10 23:16:32,890 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:16:32,890 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:16:32" (3/3) ... [2024-11-10 23:16:32,891 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product64.cil.c [2024-11-10 23:16:32,940 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:16:32,940 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:16:32,940 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:16:32,940 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:16:32,943 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:16:32,943 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:16:32,944 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:16:32,946 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:16:32,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 336 states, 335 states have (on average 1.346268656716418) internal successors, (451), 335 states have internal predecessors, (451), 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 23:16:32,977 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 220 [2024-11-10 23:16:32,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:16:32,977 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:16:32,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:32,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:32,983 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:16:32,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 336 states, 335 states have (on average 1.346268656716418) internal successors, (451), 335 states have internal predecessors, (451), 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 23:16:32,991 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 220 [2024-11-10 23:16:32,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:16:32,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:16:32,993 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:32,993 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:32,996 INFO L745 eck$LassoCheckResult]: Stem: 321#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);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 38#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1, main_~retValue_acc~8#1, main_~tmp~8#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 115#L685true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 140#L678true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 323#L693true assume true;main_#t~ret31#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret31#1;havoc main_#t~ret31#1; 43#L640true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 55#L613true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 144#L59true assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 287#L118true [2024-11-10 23:16:32,997 INFO L747 eck$LassoCheckResult]: Loop: 287#L118true assume true; 77#L118-1true assume !false;assume true; 238#L120true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet7#1;test_~tmp~1#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; 246#L128true assume !(0 != test_~tmp~1#1); 20#L136true havoc test_#t~nondet8#1;test_~tmp___0~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 256#L138true assume !(0 != test_~tmp___0~1#1); 124#L146true havoc test_#t~nondet9#1;test_~tmp___2~0#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 42#L148true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 215#L447true assume true;assume { :end_inline_startSystem } true; 190#L165true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 70#L349-5true assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 300#L69-2true assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 97#L195-2true assume !(0 != ~pumpRunning~0); 146#L202-2true assume !(0 != ~systemActive~0); 325#L210-2true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 298#L526-2true assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 26#L80-2true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 273#L98-2true assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 174#L212-2true assume true;assume { :end_inline_timeShift } true; 287#L118true [2024-11-10 23:16:33,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,001 INFO L85 PathProgramCache]: Analyzing trace with hash 562836890, now seen corresponding path program 1 times [2024-11-10 23:16:33,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771493124] [2024-11-10 23:16:33,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,086 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:33,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1097576267, now seen corresponding path program 1 times [2024-11-10 23:16:33,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768837453] [2024-11-10 23:16:33,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:16:33,205 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 23:16:33,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:16:33,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768837453] [2024-11-10 23:16:33,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768837453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:16:33,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:16:33,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 23:16:33,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668488740] [2024-11-10 23:16:33,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:16:33,210 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:16:33,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:16:33,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:16:33,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:16:33,241 INFO L87 Difference]: Start difference. First operand has 336 states, 335 states have (on average 1.346268656716418) internal successors, (451), 335 states have internal predecessors, (451), 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 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 23:16:33,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:16:33,333 INFO L93 Difference]: Finished difference Result 650 states and 862 transitions. [2024-11-10 23:16:33,334 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 650 states and 862 transitions. [2024-11-10 23:16:33,341 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 426 [2024-11-10 23:16:33,352 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 650 states to 628 states and 839 transitions. [2024-11-10 23:16:33,353 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 628 [2024-11-10 23:16:33,354 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 628 [2024-11-10 23:16:33,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 628 states and 839 transitions. [2024-11-10 23:16:33,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:16:33,361 INFO L218 hiAutomatonCegarLoop]: Abstraction has 628 states and 839 transitions. [2024-11-10 23:16:33,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states and 839 transitions. [2024-11-10 23:16:33,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 625. [2024-11-10 23:16:33,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 625 states, 625 states have (on average 1.336) internal successors, (835), 624 states have internal predecessors, (835), 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 23:16:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 835 transitions. [2024-11-10 23:16:33,404 INFO L240 hiAutomatonCegarLoop]: Abstraction has 625 states and 835 transitions. [2024-11-10 23:16:33,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:16:33,408 INFO L425 stractBuchiCegarLoop]: Abstraction has 625 states and 835 transitions. [2024-11-10 23:16:33,408 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 23:16:33,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 625 states and 835 transitions. [2024-11-10 23:16:33,415 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 423 [2024-11-10 23:16:33,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:16:33,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:16:33,416 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:33,416 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] [2024-11-10 23:16:33,417 INFO L745 eck$LassoCheckResult]: Stem: 1349#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);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 1066#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1, main_~retValue_acc~8#1, main_~tmp~8#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 1067#L685 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1192#L678 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 1216#L693 assume true;main_#t~ret31#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret31#1;havoc main_#t~ret31#1; 1076#L640 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1077#L613 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1097#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1220#L118 [2024-11-10 23:16:33,417 INFO L747 eck$LassoCheckResult]: Loop: 1220#L118 assume true; 1139#L118-1 assume !false;assume true; 1140#L120 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet7#1;test_~tmp~1#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; 1297#L128 assume !(0 != test_~tmp~1#1); 1029#L136 havoc test_#t~nondet8#1;test_~tmp___0~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 1030#L138 assume !(0 != test_~tmp___0~1#1); 1199#L146 havoc test_#t~nondet9#1;test_~tmp___2~0#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 1073#L148 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 1074#L447 assume true;assume { :end_inline_startSystem } true; 1246#L165 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 1128#L349-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 1129#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 1166#L195-2 assume !(0 != ~pumpRunning~0); 1168#L202-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; 1222#L279-2 assume 0 != ~pumpRunning~0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret15#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~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; 1395#L494-12 assume true;isMethaneAlarm_#t~ret15#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~0#1 := isMethaneAlarm_#t~ret15#1;havoc isMethaneAlarm_#t~ret15#1;isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~0#1; 1392#L340-12 assume true;processEnvironment_#t~ret13#1 := isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret15#1, isMethaneAlarm_~retValue_acc~0#1;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~4#1 := processEnvironment_#t~ret13#1;havoc processEnvironment_#t~ret13#1; 1387#L283-2 assume 0 != processEnvironment_~tmp~4#1;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 1384#L330-6 assume true;assume { :end_inline_deactivatePump } true; 1382#L297-2 assume true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;assume { :end_inline_processEnvironment } true; 1351#L210-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 1334#L526-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 1042#L80-2 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 1044#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1252#L212-2 assume true;assume { :end_inline_timeShift } true; 1220#L118 [2024-11-10 23:16:33,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,418 INFO L85 PathProgramCache]: Analyzing trace with hash 562836890, now seen corresponding path program 2 times [2024-11-10 23:16:33,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988357141] [2024-11-10 23:16:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,449 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:33,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,452 INFO L85 PathProgramCache]: Analyzing trace with hash 85785043, now seen corresponding path program 1 times [2024-11-10 23:16:33,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265718940] [2024-11-10 23:16:33,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:16:33,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:16:33,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:16:33,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265718940] [2024-11-10 23:16:33,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265718940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:16:33,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:16:33,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 23:16:33,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836971372] [2024-11-10 23:16:33,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:16:33,480 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:16:33,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:16:33,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:16:33,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:16:33,482 INFO L87 Difference]: Start difference. First operand 625 states and 835 transitions. cyclomatic complexity: 213 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:16:33,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:16:33,582 INFO L93 Difference]: Finished difference Result 657 states and 836 transitions. [2024-11-10 23:16:33,582 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 657 states and 836 transitions. [2024-11-10 23:16:33,586 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 455 [2024-11-10 23:16:33,589 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 657 states to 657 states and 836 transitions. [2024-11-10 23:16:33,589 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 657 [2024-11-10 23:16:33,589 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 657 [2024-11-10 23:16:33,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 657 states and 836 transitions. [2024-11-10 23:16:33,590 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:16:33,590 INFO L218 hiAutomatonCegarLoop]: Abstraction has 657 states and 836 transitions. [2024-11-10 23:16:33,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states and 836 transitions. [2024-11-10 23:16:33,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 657. [2024-11-10 23:16:33,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 657 states, 657 states have (on average 1.2724505327245053) internal successors, (836), 656 states have internal predecessors, (836), 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 23:16:33,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 836 transitions. [2024-11-10 23:16:33,602 INFO L240 hiAutomatonCegarLoop]: Abstraction has 657 states and 836 transitions. [2024-11-10 23:16:33,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:16:33,603 INFO L425 stractBuchiCegarLoop]: Abstraction has 657 states and 836 transitions. [2024-11-10 23:16:33,603 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-10 23:16:33,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 657 states and 836 transitions. [2024-11-10 23:16:33,610 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 455 [2024-11-10 23:16:33,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:16:33,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:16:33,610 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:33,611 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, 1, 1] [2024-11-10 23:16:33,611 INFO L745 eck$LassoCheckResult]: Stem: 2588#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);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 2326#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1, main_~retValue_acc~8#1, main_~tmp~8#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 2327#L685 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2429#L678 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 2454#L693 assume true;main_#t~ret31#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret31#1;havoc main_#t~ret31#1; 2336#L640 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 2337#L613 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 2356#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 2456#L118 [2024-11-10 23:16:33,611 INFO L747 eck$LassoCheckResult]: Loop: 2456#L118 assume true; 2389#L118-1 assume !false;assume true; 2390#L120 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet7#1;test_~tmp~1#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; 2710#L128 assume !(0 != test_~tmp~1#1); 2709#L136 havoc test_#t~nondet8#1;test_~tmp___0~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 2702#L138 assume !(0 != test_~tmp___0~1#1); 2701#L146 havoc test_#t~nondet9#1;test_~tmp___2~0#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 2333#L148 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 2334#L447 assume true;assume { :end_inline_startSystem } true; 2594#L165 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 2939#L349-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 2938#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 2409#L195-2 assume !(0 != ~pumpRunning~0); 2410#L202-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; 2338#L279-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret12#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~3#1; 2339#L253-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~2#1; 2584#L227-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret24#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~2#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~2#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 2579#L534-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 2485#L539-11 assume true;isHighWaterLevel_#t~ret24#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret24#1;havoc isHighWaterLevel_#t~ret24#1; 2486#L398-11 assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~2#1 := 0; 2671#L403-11 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~2#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 2668#L404-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret11#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret24#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~2#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~2#1 := processEnvironment__wrappee__highWaterSensor_#t~ret11#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1; 2314#L231-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~2#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 2316#L219-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 2428#L245-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 2727#L271-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret12#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 2532#L297-2 assume true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;assume { :end_inline_processEnvironment } true; 2533#L210-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 2589#L526-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 2311#L80-2 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0#1); 2313#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 2723#L212-2 assume true;assume { :end_inline_timeShift } true; 2456#L118 [2024-11-10 23:16:33,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,612 INFO L85 PathProgramCache]: Analyzing trace with hash 562836890, now seen corresponding path program 3 times [2024-11-10 23:16:33,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415579451] [2024-11-10 23:16:33,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:33,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1176362499, now seen corresponding path program 1 times [2024-11-10 23:16:33,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78010943] [2024-11-10 23:16:33,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:16:33,737 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 23:16:33,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:16:33,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78010943] [2024-11-10 23:16:33,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78010943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:16:33,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:16:33,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 23:16:33,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095471926] [2024-11-10 23:16:33,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:16:33,739 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:16:33,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:16:33,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 23:16:33,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 23:16:33,740 INFO L87 Difference]: Start difference. First operand 657 states and 836 transitions. cyclomatic complexity: 182 Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:16:33,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:16:33,873 INFO L93 Difference]: Finished difference Result 1306 states and 1652 transitions. [2024-11-10 23:16:33,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1306 states and 1652 transitions. [2024-11-10 23:16:33,878 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 910 [2024-11-10 23:16:33,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1306 states to 1306 states and 1652 transitions. [2024-11-10 23:16:33,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1306 [2024-11-10 23:16:33,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1306 [2024-11-10 23:16:33,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1306 states and 1652 transitions. [2024-11-10 23:16:33,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:16:33,884 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1306 states and 1652 transitions. [2024-11-10 23:16:33,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1306 states and 1652 transitions. [2024-11-10 23:16:33,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1306 to 1300. [2024-11-10 23:16:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1300 states have (on average 1.2615384615384615) internal successors, (1640), 1299 states have internal predecessors, (1640), 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 23:16:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 1640 transitions. [2024-11-10 23:16:33,898 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1300 states and 1640 transitions. [2024-11-10 23:16:33,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 23:16:33,899 INFO L425 stractBuchiCegarLoop]: Abstraction has 1300 states and 1640 transitions. [2024-11-10 23:16:33,899 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-10 23:16:33,899 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1300 states and 1640 transitions. [2024-11-10 23:16:33,903 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 906 [2024-11-10 23:16:33,903 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:16:33,903 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:16:33,904 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:16:33,904 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, 1, 1, 1, 1] [2024-11-10 23:16:33,904 INFO L745 eck$LassoCheckResult]: Stem: 4618#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);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 4302#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret31#1, main_~retValue_acc~8#1, main_~tmp~8#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 4303#L685 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 4412#L678 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 4439#L693 assume true;main_#t~ret31#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret31#1;havoc main_#t~ret31#1; 4312#L640 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 4313#L613 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 4329#L59 assume true;assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet7#1, test_#t~nondet8#1, test_#t~nondet9#1, test_#t~nondet10#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 4442#L118 [2024-11-10 23:16:33,904 INFO L747 eck$LassoCheckResult]: Loop: 4442#L118 assume true; 4365#L118-1 assume !false;assume true; 4366#L120 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet7#1;test_~tmp~1#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1; 4547#L128 assume !(0 != test_~tmp~1#1); 4557#L136 havoc test_#t~nondet8#1;test_~tmp___0~1#1 := test_#t~nondet8#1;havoc test_#t~nondet8#1; 4997#L138 assume !(0 != test_~tmp___0~1#1); 4995#L146 havoc test_#t~nondet9#1;test_~tmp___2~0#1 := test_#t~nondet9#1;havoc test_#t~nondet9#1; 4994#L148 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 4310#L447 assume true;assume { :end_inline_startSystem } true; 4474#L165 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 4354#L349-5 assume true;__utac_acc__Specification5_spec__2_#t~ret4#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret4#1;havoc __utac_acc__Specification5_spec__2_#t~ret4#1; 4355#L69-2 assume true;havoc __utac_acc__Specification5_spec__2_#t~ret4#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 4384#L195-2 assume !(0 != ~pumpRunning~0); 4385#L202-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;havoc processEnvironment_~tmp~4#1; 5002#L279-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret12#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~3#1; 4626#L253-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~2#1; 4627#L227-11 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret24#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~2#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~2#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 5001#L534-11 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 4604#L539-11 assume true;isHighWaterLevel_#t~ret24#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret24#1;havoc isHighWaterLevel_#t~ret24#1; 5000#L398-11 assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~2#1 := 0; 4999#L403-11 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~2#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 4990#L404-11 assume true;processEnvironment__wrappee__highWaterSensor_#t~ret11#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret24#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~2#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~2#1 := processEnvironment__wrappee__highWaterSensor_#t~ret11#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1; 4743#L231-11 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~2#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 4410#L219-22 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 4411#L245-11 assume true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret11#1, processEnvironment__wrappee__highWaterSensor_~tmp~2#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 4607#L271-5 assume true;havoc processEnvironment__wrappee__methaneQuery_#t~ret12#1, processEnvironment__wrappee__methaneQuery_~tmp~3#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 4450#L297-2 assume true;havoc processEnvironment_#t~ret13#1, processEnvironment_~tmp~4#1;assume { :end_inline_processEnvironment } true; 4619#L210-2 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~0#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 4599#L526-2 assume true;__utac_acc__Specification5_spec__3_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~0#1 := __utac_acc__Specification5_spec__3_#t~ret5#1;havoc __utac_acc__Specification5_spec__3_#t~ret5#1; 4285#L80-2 assume 2 != __utac_acc__Specification5_spec__3_~tmp~0#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 4286#L349-4 assume true;__utac_acc__Specification5_spec__3_#t~ret6#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~0#1 := __utac_acc__Specification5_spec__3_#t~ret6#1;havoc __utac_acc__Specification5_spec__3_#t~ret6#1; 4299#L84-2 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0#1); 4301#L98-2 assume true;havoc __utac_acc__Specification5_spec__3_#t~ret5#1, __utac_acc__Specification5_spec__3_#t~ret6#1, __utac_acc__Specification5_spec__3_~tmp~0#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 4481#L212-2 assume true;assume { :end_inline_timeShift } true; 4442#L118 [2024-11-10 23:16:33,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,905 INFO L85 PathProgramCache]: Analyzing trace with hash 562836890, now seen corresponding path program 4 times [2024-11-10 23:16:33,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769720281] [2024-11-10 23:16:33,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,926 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,940 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:33,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,941 INFO L85 PathProgramCache]: Analyzing trace with hash -908561349, now seen corresponding path program 1 times [2024-11-10 23:16:33,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970472599] [2024-11-10 23:16:33,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:33,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:16:33,964 INFO L85 PathProgramCache]: Analyzing trace with hash -543030380, now seen corresponding path program 1 times [2024-11-10 23:16:33,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:16:33,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327848311] [2024-11-10 23:16:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:16:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:16:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:33,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:34,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:16:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:34,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:16:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:16:34,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 11:16:34 BoogieIcfgContainer [2024-11-10 23:16:34,727 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 23:16:34,727 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 23:16:34,727 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 23:16:34,728 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 23:16:34,728 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:16:32" (3/4) ... [2024-11-10 23:16:34,729 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-10 23:16:34,777 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 23:16:34,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 23:16:34,778 INFO L158 Benchmark]: Toolchain (without parser) took 3388.98ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 125.7MB in the beginning and 77.1MB in the end (delta: 48.5MB). Peak memory consumption was 120.8MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,778 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 147.5MB in the end (delta: 276.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:16:34,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 387.31ms. Allocated memory is still 184.5MB. Free memory was 125.2MB in the beginning and 103.4MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.42ms. Allocated memory is still 184.5MB. Free memory was 103.4MB in the beginning and 98.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,778 INFO L158 Benchmark]: Boogie Preprocessor took 62.23ms. Allocated memory is still 184.5MB. Free memory was 98.0MB in the beginning and 92.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,779 INFO L158 Benchmark]: IcfgBuilder took 968.15ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 92.9MB in the beginning and 203.3MB in the end (delta: -110.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,779 INFO L158 Benchmark]: BuchiAutomizer took 1843.09ms. Allocated memory is still 255.9MB. Free memory was 203.3MB in the beginning and 81.4MB in the end (delta: 121.9MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,779 INFO L158 Benchmark]: Witness Printer took 49.80ms. Allocated memory is still 255.9MB. Free memory was 81.4MB in the beginning and 77.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:16:34,780 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 147.5MB in the end (delta: 276.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 387.31ms. Allocated memory is still 184.5MB. Free memory was 125.2MB in the beginning and 103.4MB in the end (delta: 21.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.42ms. Allocated memory is still 184.5MB. Free memory was 103.4MB in the beginning and 98.0MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.23ms. Allocated memory is still 184.5MB. Free memory was 98.0MB in the beginning and 92.9MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 968.15ms. Allocated memory was 184.5MB in the beginning and 255.9MB in the end (delta: 71.3MB). Free memory was 92.9MB in the beginning and 203.3MB in the end (delta: -110.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 1843.09ms. Allocated memory is still 255.9MB. Free memory was 203.3MB in the beginning and 81.4MB in the end (delta: 121.9MB). Peak memory consumption was 120.9MB. Max. memory is 16.1GB. * Witness Printer took 49.80ms. Allocated memory is still 255.9MB. Free memory was 81.4MB in the beginning and 77.1MB in the end (delta: 4.2MB). 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,"Specification5_spec.i","") [49] - GenericResultAtLocation [Line: 101]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [101] - GenericResultAtLocation [Line: 176]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [176] - GenericResultAtLocation [Line: 450]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [450] - GenericResultAtLocation [Line: 553]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [553] - GenericResultAtLocation [Line: 653]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [653] - GenericResultAtLocation [Line: 662]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [662] - GenericResultAtLocation [Line: 697]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [697] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.3 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 1300 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 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, 969 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 969 mSDsluCounter, 2851 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1675 mSDsCounter, 56 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 206 IncrementalHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 56 mSolverCounterUnsat, 1176 mSDtfsCounter, 206 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI3 SFLT0 conc0 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: 118]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L53] int switchedOnBeforeTS ; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L451] int waterLevel = 1; [L452] int methaneLevelCritical = 0; [L554] int cleanupTimeShifts = 4; [L867] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L631] int retValue_acc ; [L632] int tmp ; [L636] FCALL select_helpers() [L637] FCALL select_features() [L638] CALL, EXPR valid_product() [L689] int retValue_acc ; [L692] retValue_acc = 1 [L693] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L638] RET, EXPR valid_product() [L638] tmp = valid_product() [L640] COND TRUE \read(tmp) [L642] FCALL setup() [L643] CALL runTest() [L621] CALL __utac_acc__Specification5_spec__1() [L58] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L621] RET __utac_acc__Specification5_spec__1() [L622] CALL test() [L109] int splverifierCounter ; [L110] int tmp ; [L111] int tmp___0 ; [L112] int tmp___1 ; [L113] int tmp___2 ; [L116] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L118] COND TRUE 1 [L120] COND TRUE splverifierCounter < 4 [L126] tmp = __VERIFIER_nondet_int() [L128] COND FALSE !(\read(tmp)) [L136] tmp___0 = __VERIFIER_nondet_int() [L138] COND FALSE !(\read(tmp___0)) [L146] tmp___2 = __VERIFIER_nondet_int() [L148] COND TRUE \read(tmp___2) [L150] CALL startSystem() [L446] systemActive = 1 [L150] RET startSystem() [L165] CALL timeShift() [L193] CALL __utac_acc__Specification5_spec__2() [L67] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L67] RET, EXPR isPumpRunning() [L67] switchedOnBeforeTS = isPumpRunning() [L193] RET __utac_acc__Specification5_spec__2() [L195] COND FALSE !(\read(pumpRunning)) [L202] COND TRUE \read(systemActive) [L204] CALL processEnvironment() [L276] int tmp ; [L279] COND FALSE !(\read(pumpRunning)) [L294] CALL processEnvironment__wrappee__methaneQuery() [L250] int tmp ; [L253] COND FALSE !(\read(pumpRunning)) [L268] CALL processEnvironment__wrappee__highWaterSensor() [L224] int tmp ; [L227] COND TRUE ! pumpRunning [L229] CALL, EXPR isHighWaterLevel() [L390] int retValue_acc ; [L391] int tmp ; [L392] int tmp___0 ; [L396] CALL, EXPR isHighWaterSensorDry() [L531] int retValue_acc ; [L534] COND TRUE waterLevel < 2 [L535] retValue_acc = 1 [L536] return (retValue_acc); [L396] RET, EXPR isHighWaterSensorDry() [L396] tmp = isHighWaterSensorDry() [L398] COND TRUE \read(tmp) [L399] tmp___0 = 0 [L403] retValue_acc = tmp___0 [L404] return (retValue_acc); [L229] RET, EXPR isHighWaterLevel() [L229] tmp = isHighWaterLevel() [L231] COND FALSE !(\read(tmp)) [L237] FCALL processEnvironment__wrappee__base() [L268] RET processEnvironment__wrappee__highWaterSensor() [L294] RET processEnvironment__wrappee__methaneQuery() [L204] RET processEnvironment() [L210] CALL __utac_acc__Specification5_spec__3() [L73] int tmp ; [L74] int tmp___0 ; [L78] CALL, EXPR getWaterLevel() [L522] int retValue_acc ; [L525] retValue_acc = waterLevel [L526] return (retValue_acc); [L78] RET, EXPR getWaterLevel() [L78] tmp = getWaterLevel() [L80] COND TRUE tmp != 2 [L82] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L82] RET, EXPR isPumpRunning() [L82] tmp___0 = isPumpRunning() [L84] COND FALSE !(\read(tmp___0)) [L210] RET __utac_acc__Specification5_spec__3() [L165] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 118]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L53] int switchedOnBeforeTS ; [L185] int pumpRunning = 0; [L186] int systemActive = 1; [L451] int waterLevel = 1; [L452] int methaneLevelCritical = 0; [L554] int cleanupTimeShifts = 4; [L867] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L631] int retValue_acc ; [L632] int tmp ; [L636] FCALL select_helpers() [L637] FCALL select_features() [L638] CALL, EXPR valid_product() [L689] int retValue_acc ; [L692] retValue_acc = 1 [L693] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L638] RET, EXPR valid_product() [L638] tmp = valid_product() [L640] COND TRUE \read(tmp) [L642] FCALL setup() [L643] CALL runTest() [L621] CALL __utac_acc__Specification5_spec__1() [L58] switchedOnBeforeTS = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] [L621] RET __utac_acc__Specification5_spec__1() [L622] CALL test() [L109] int splverifierCounter ; [L110] int tmp ; [L111] int tmp___0 ; [L112] int tmp___1 ; [L113] int tmp___2 ; [L116] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1] Loop: [L118] COND TRUE 1 [L120] COND TRUE splverifierCounter < 4 [L126] tmp = __VERIFIER_nondet_int() [L128] COND FALSE !(\read(tmp)) [L136] tmp___0 = __VERIFIER_nondet_int() [L138] COND FALSE !(\read(tmp___0)) [L146] tmp___2 = __VERIFIER_nondet_int() [L148] COND TRUE \read(tmp___2) [L150] CALL startSystem() [L446] systemActive = 1 [L150] RET startSystem() [L165] CALL timeShift() [L193] CALL __utac_acc__Specification5_spec__2() [L67] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L67] RET, EXPR isPumpRunning() [L67] switchedOnBeforeTS = isPumpRunning() [L193] RET __utac_acc__Specification5_spec__2() [L195] COND FALSE !(\read(pumpRunning)) [L202] COND TRUE \read(systemActive) [L204] CALL processEnvironment() [L276] int tmp ; [L279] COND FALSE !(\read(pumpRunning)) [L294] CALL processEnvironment__wrappee__methaneQuery() [L250] int tmp ; [L253] COND FALSE !(\read(pumpRunning)) [L268] CALL processEnvironment__wrappee__highWaterSensor() [L224] int tmp ; [L227] COND TRUE ! pumpRunning [L229] CALL, EXPR isHighWaterLevel() [L390] int retValue_acc ; [L391] int tmp ; [L392] int tmp___0 ; [L396] CALL, EXPR isHighWaterSensorDry() [L531] int retValue_acc ; [L534] COND TRUE waterLevel < 2 [L535] retValue_acc = 1 [L536] return (retValue_acc); [L396] RET, EXPR isHighWaterSensorDry() [L396] tmp = isHighWaterSensorDry() [L398] COND TRUE \read(tmp) [L399] tmp___0 = 0 [L403] retValue_acc = tmp___0 [L404] return (retValue_acc); [L229] RET, EXPR isHighWaterLevel() [L229] tmp = isHighWaterLevel() [L231] COND FALSE !(\read(tmp)) [L237] FCALL processEnvironment__wrappee__base() [L268] RET processEnvironment__wrappee__highWaterSensor() [L294] RET processEnvironment__wrappee__methaneQuery() [L204] RET processEnvironment() [L210] CALL __utac_acc__Specification5_spec__3() [L73] int tmp ; [L74] int tmp___0 ; [L78] CALL, EXPR getWaterLevel() [L522] int retValue_acc ; [L525] retValue_acc = waterLevel [L526] return (retValue_acc); [L78] RET, EXPR getWaterLevel() [L78] tmp = getWaterLevel() [L80] COND TRUE tmp != 2 [L82] CALL, EXPR isPumpRunning() [L345] int retValue_acc ; [L348] retValue_acc = pumpRunning [L349] return (retValue_acc); [L82] RET, EXPR isPumpRunning() [L82] tmp___0 = isPumpRunning() [L84] COND FALSE !(\read(tmp___0)) [L210] RET __utac_acc__Specification5_spec__3() [L165] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-10 23:16:34,801 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)