./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product22.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 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:15:19,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:15:19,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:15:19,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:15:19,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:15:19,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:15:19,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:15:19,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:15:19,908 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:15:19,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:15:19,908 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:15:19,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:15:19,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:15:19,909 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:15:19,909 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:15:19,910 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:15:19,910 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:15:19,910 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:15:19,910 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:15:19,911 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:15:19,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:15:19,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:15:19,912 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:15:19,912 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:15:19,912 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:15:19,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:15:19,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:15:19,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:15:19,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:15:19,913 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:15:19,914 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:15:19,914 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:15:19,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:15:19,914 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:15:19,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:15:19,915 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:15:19,915 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:15:19,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:15:19,915 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:15:19,916 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:15:19,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a7c3724e5ee5aec618285d48655e08e5160513f4f9a55965746ea75a93f68ad [2024-11-10 23:15:20,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:15:20,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:15:20,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:15:20,116 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:15:20,117 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:15:20,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2024-11-10 23:15:21,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:15:21,576 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:15:21,578 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product22.cil.c [2024-11-10 23:15:21,595 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaea2c9b8/451a5b891c74444b9d3c0b773c0e01ef/FLAG325c9bea4 [2024-11-10 23:15:21,941 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaea2c9b8/451a5b891c74444b9d3c0b773c0e01ef [2024-11-10 23:15:21,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:15:21,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:15:21,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:15:21,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:15:21,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:15:21,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:15:21" (1/1) ... [2024-11-10 23:15:21,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110a61be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:21, skipping insertion in model container [2024-11-10 23:15:21,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:15:21" (1/1) ... [2024-11-10 23:15:21,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:15:22,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:15:22,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:15:22,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-11-10 23:15:22,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] [2024-11-10 23:15:22,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [183] [2024-11-10 23:15:22,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [376] [2024-11-10 23:15:22,248 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [444] [2024-11-10 23:15:22,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [540] [2024-11-10 23:15:22,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [549] [2024-11-10 23:15:22,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [575] [2024-11-10 23:15:22,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:15:22,340 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:15:22,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22 WrapperNode [2024-11-10 23:15:22,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:15:22,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:15:22,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:15:22,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:15:22,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,405 INFO L138 Inliner]: procedures = 54, calls = 99, calls flagged for inlining = 52, calls inlined = 81, statements flattened = 508 [2024-11-10 23:15:22,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:15:22,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:15:22,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:15:22,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:15:22,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,419 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,445 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 23:15:22,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,450 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,452 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:15:22,456 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:15:22,456 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:15:22,456 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:15:22,457 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (1/1) ... [2024-11-10 23:15:22,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:15:22,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:15:22,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 23:15:22,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-10 23:15:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:15:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:15:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:15:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:15:22,588 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:15:22,590 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-5: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L301-1: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~5#1; [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L301-3: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~5#1; [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L301-5: isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~5#1; [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L537-1: main_#res#1 := main_~retValue_acc~8#1; [2024-11-10 23:15:22,970 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-3: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-5: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-7: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-9: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L142-11: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L310-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~6#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L310-3: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~6#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L310-5: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~6#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L180-1: valid_product_#res#1 := valid_product_~retValue_acc~4#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-1: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-3: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-10 23:15:22,971 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L133-5: getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-3: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-5: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-7: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-1: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-9: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-3: isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; [2024-11-10 23:15:22,972 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-11: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~7#1; [2024-11-10 23:15:22,993 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live. [2024-11-10 23:15:22,994 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:15:23,005 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:15:23,006 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:15:23,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:23 BoogieIcfgContainer [2024-11-10 23:15:23,006 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:15:23,007 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:15:23,007 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:15:23,010 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:15:23,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:23,011 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:15:21" (1/3) ... [2024-11-10 23:15:23,012 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c26ae27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:15:23, skipping insertion in model container [2024-11-10 23:15:23,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:23,012 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:15:22" (2/3) ... [2024-11-10 23:15:23,012 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c26ae27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:15:23, skipping insertion in model container [2024-11-10 23:15:23,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:15:23,012 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:23" (3/3) ... [2024-11-10 23:15:23,013 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product22.cil.c [2024-11-10 23:15:23,059 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:15:23,059 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:15:23,059 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:15:23,059 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:15:23,060 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:15:23,060 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:15:23,060 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:15:23,060 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:15:23,064 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.3398692810457515) internal successors, (205), 153 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:15:23,084 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98 [2024-11-10 23:15:23,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:23,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:23,090 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,091 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,091 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:15:23,092 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 154 states, 153 states have (on average 1.3398692810457515) internal successors, (205), 153 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:15:23,098 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98 [2024-11-10 23:15:23,098 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:23,098 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:23,101 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,101 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,105 INFO L745 eck$LassoCheckResult]: Stem: 133#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 26#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret26#1, main_~retValue_acc~8#1, main_~tmp~4#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 118#L171true assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 92#L164true assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 138#L179true assume true;main_#t~ret26#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret26#1;havoc main_#t~ret26#1; 101#L527true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 73#L504true assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#1, test_#t~nondet25#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 23#L388true [2024-11-10 23:15:23,105 INFO L747 eck$LassoCheckResult]: Loop: 23#L388true assume true; 108#L388-1true assume !false;assume true; 100#L390true assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet22#1;test_~tmp~3#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1; 125#L398true assume !(0 != test_~tmp~3#1); 32#L406true havoc test_#t~nondet23#1;test_~tmp___0~1#1 := test_#t~nondet23#1;havoc test_#t~nondet23#1; 115#L408true assume !(0 != test_~tmp___0~1#1); 17#L416true havoc test_#t~nondet24#1;test_~tmp___2~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 15#L418true assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet25#1;test_~tmp___1~0#1 := test_#t~nondet25#1;havoc test_#t~nondet25#1; 123#L426true assume 0 != test_~tmp___1~0#1; 65#L433true assume { :begin_inline_timeShift } true; 74#L198-2true assume !(0 != ~pumpRunning~0); 114#L205-2true assume !(0 != ~systemActive~0); 11#L213-2true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret27#1, __utac_acc__Specification4_spec__1_#t~ret28#1, __utac_acc__Specification4_spec__1_~tmp~5#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~5#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 88#L132-2true assume true;__utac_acc__Specification4_spec__1_#t~ret27#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~5#1 := __utac_acc__Specification4_spec__1_#t~ret27#1;havoc __utac_acc__Specification4_spec__1_#t~ret27#1; 137#L558-2true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~5#1); 22#L572-2true assume true;havoc __utac_acc__Specification4_spec__1_#t~ret27#1, __utac_acc__Specification4_spec__1_#t~ret28#1, __utac_acc__Specification4_spec__1_~tmp~5#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 134#L215-2true assume true;assume { :end_inline_timeShift } true; 23#L388true [2024-11-10 23:15:23,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1822440909, now seen corresponding path program 1 times [2024-11-10 23:15:23,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132664159] [2024-11-10 23:15:23,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:23,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,227 INFO L85 PathProgramCache]: Analyzing trace with hash -967435344, now seen corresponding path program 1 times [2024-11-10 23:15:23,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344502911] [2024-11-10 23:15:23,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,241 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:23,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1797804188, now seen corresponding path program 1 times [2024-11-10 23:15:23,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352420547] [2024-11-10 23:15:23,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:15:23,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:15:23,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:15:23,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352420547] [2024-11-10 23:15:23,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352420547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:15:23,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:15:23,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:15:23,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135242978] [2024-11-10 23:15:23,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:15:23,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:15:23,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:15:23,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:15:23,454 INFO L87 Difference]: Start difference. First operand has 154 states, 153 states have (on average 1.3398692810457515) internal successors, (205), 153 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:15:23,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 23:15:23,485 INFO L93 Difference]: Finished difference Result 148 states and 189 transitions. [2024-11-10 23:15:23,486 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 148 states and 189 transitions. [2024-11-10 23:15:23,489 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92 [2024-11-10 23:15:23,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 148 states to 137 states and 177 transitions. [2024-11-10 23:15:23,494 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 137 [2024-11-10 23:15:23,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 137 [2024-11-10 23:15:23,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137 states and 177 transitions. [2024-11-10 23:15:23,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-10 23:15:23,496 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137 states and 177 transitions. [2024-11-10 23:15:23,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states and 177 transitions. [2024-11-10 23:15:23,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2024-11-10 23:15:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 137 states have (on average 1.2919708029197081) internal successors, (177), 136 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:15:23,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 177 transitions. [2024-11-10 23:15:23,520 INFO L240 hiAutomatonCegarLoop]: Abstraction has 137 states and 177 transitions. [2024-11-10 23:15:23,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 23:15:23,524 INFO L425 stractBuchiCegarLoop]: Abstraction has 137 states and 177 transitions. [2024-11-10 23:15:23,524 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-10 23:15:23,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 137 states and 177 transitions. [2024-11-10 23:15:23,526 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92 [2024-11-10 23:15:23,526 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:15:23,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:15:23,527 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,527 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:15:23,527 INFO L745 eck$LassoCheckResult]: Stem: 445#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 355#ULTIMATE.init_returnLabel#1 assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret26#1, main_~retValue_acc~8#1, main_~tmp~4#1;havoc main_~retValue_acc~8#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 356#L171 assume true;assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 425#L164 assume true;assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1; 426#L179 assume true;main_#t~ret26#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret26#1;havoc main_#t~ret26#1; 432#L527 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 409#L504 assume true;assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet22#1, test_#t~nondet23#1, test_#t~nondet24#1, test_#t~nondet25#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 352#L388 [2024-11-10 23:15:23,527 INFO L747 eck$LassoCheckResult]: Loop: 352#L388 assume true; 353#L388-1 assume !false;assume true; 430#L390 assume test_~splverifierCounter~0#1 < 4;havoc test_#t~nondet22#1;test_~tmp~3#1 := test_#t~nondet22#1;havoc test_#t~nondet22#1; 431#L398 assume !(0 != test_~tmp~3#1); 324#L406 havoc test_#t~nondet23#1;test_~tmp___0~1#1 := test_#t~nondet23#1;havoc test_#t~nondet23#1; 362#L408 assume !(0 != test_~tmp___0~1#1); 343#L416 havoc test_#t~nondet24#1;test_~tmp___2~0#1 := test_#t~nondet24#1;havoc test_#t~nondet24#1; 336#L418 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 337#L373 assume true;assume { :end_inline_startSystem } true; 402#L433 assume { :begin_inline_timeShift } true; 403#L198-2 assume !(0 != ~pumpRunning~0); 408#L205-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret11#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 325#L256-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret10#1, processEnvironment__wrappee__lowWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~0#1; 326#L230-5 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 383#L222-11 assume true;assume { :end_inline_processEnvironment__wrappee__base } true; 384#L248-5 assume true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret10#1, processEnvironment__wrappee__lowWaterSensor_~tmp~0#1;assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 394#L274-2 assume true;havoc processEnvironment_#t~ret11#1, processEnvironment_~tmp~1#1;assume { :end_inline_processEnvironment } true; 328#L213-2 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret27#1, __utac_acc__Specification4_spec__1_#t~ret28#1, __utac_acc__Specification4_spec__1_~tmp~5#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~5#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 329#L132-2 assume true;__utac_acc__Specification4_spec__1_#t~ret27#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~5#1 := __utac_acc__Specification4_spec__1_#t~ret27#1;havoc __utac_acc__Specification4_spec__1_#t~ret27#1; 422#L558-2 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~5#1); 350#L572-2 assume true;havoc __utac_acc__Specification4_spec__1_#t~ret27#1, __utac_acc__Specification4_spec__1_#t~ret28#1, __utac_acc__Specification4_spec__1_~tmp~5#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 351#L215-2 assume true;assume { :end_inline_timeShift } true; 352#L388 [2024-11-10 23:15:23,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1822440909, now seen corresponding path program 2 times [2024-11-10 23:15:23,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941059254] [2024-11-10 23:15:23,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,537 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:23,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1978542293, now seen corresponding path program 1 times [2024-11-10 23:15:23,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54340969] [2024-11-10 23:15:23,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,553 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:23,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:15:23,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1684486751, now seen corresponding path program 1 times [2024-11-10 23:15:23,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:15:23,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553234847] [2024-11-10 23:15:23,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:15:23,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:15:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:23,584 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 23:15:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:24,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 23:15:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 23:15:24,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 11:15:24 BoogieIcfgContainer [2024-11-10 23:15:24,268 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-10 23:15:24,269 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 23:15:24,269 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 23:15:24,269 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 23:15:24,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:15:23" (3/4) ... [2024-11-10 23:15:24,275 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-10 23:15:24,317 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-10 23:15:24,318 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 23:15:24,318 INFO L158 Benchmark]: Toolchain (without parser) took 2374.27ms. Allocated memory is still 192.9MB. Free memory was 121.0MB in the beginning and 80.4MB in the end (delta: 40.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,318 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 107.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:15:24,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.07ms. Allocated memory is still 192.9MB. Free memory was 121.0MB in the beginning and 99.7MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.43ms. Allocated memory is still 192.9MB. Free memory was 99.7MB in the beginning and 96.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,319 INFO L158 Benchmark]: Boogie Preprocessor took 49.82ms. Allocated memory is still 192.9MB. Free memory was 96.8MB in the beginning and 93.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,322 INFO L158 Benchmark]: IcfgBuilder took 550.04ms. Allocated memory is still 192.9MB. Free memory was 93.8MB in the beginning and 146.0MB in the end (delta: -52.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,323 INFO L158 Benchmark]: BuchiAutomizer took 1261.51ms. Allocated memory is still 192.9MB. Free memory was 146.0MB in the beginning and 83.6MB in the end (delta: 62.4MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,323 INFO L158 Benchmark]: Witness Printer took 48.86ms. Allocated memory is still 192.9MB. Free memory was 83.6MB in the beginning and 80.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:15:24,324 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory was 83.2MB in the beginning and 83.1MB in the end (delta: 107.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.07ms. Allocated memory is still 192.9MB. Free memory was 121.0MB in the beginning and 99.7MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.43ms. Allocated memory is still 192.9MB. Free memory was 99.7MB in the beginning and 96.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.82ms. Allocated memory is still 192.9MB. Free memory was 96.8MB in the beginning and 93.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 550.04ms. Allocated memory is still 192.9MB. Free memory was 93.8MB in the beginning and 146.0MB in the end (delta: -52.2MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1261.51ms. Allocated memory is still 192.9MB. Free memory was 146.0MB in the beginning and 83.6MB in the end (delta: 62.4MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * Witness Printer took 48.86ms. Allocated memory is still 192.9MB. Free memory was 83.6MB in the beginning and 80.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] - GenericResultAtLocation [Line: 145]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [145] - GenericResultAtLocation [Line: 183]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [183] - GenericResultAtLocation [Line: 376]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [376] - GenericResultAtLocation [Line: 444]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [444] - GenericResultAtLocation [Line: 540]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [540] - GenericResultAtLocation [Line: 549]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [549] - GenericResultAtLocation [Line: 575]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [575] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 137 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 170 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 170 mSDsluCounter, 186 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 186 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 388]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L190] int pumpRunning = 0; [L191] int systemActive = 1; [L445] int cleanupTimeShifts = 4; [L745] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L518] int retValue_acc ; [L519] int tmp ; [L523] FCALL select_helpers() [L524] FCALL select_features() [L525] CALL, EXPR valid_product() [L175] int retValue_acc ; [L178] retValue_acc = 1 [L179] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] RET, EXPR valid_product() [L525] tmp = valid_product() [L527] COND TRUE \read(tmp) [L529] FCALL setup() [L530] CALL runTest() [L512] CALL test() [L379] int splverifierCounter ; [L380] int tmp ; [L381] int tmp___0 ; [L382] int tmp___1 ; [L383] int tmp___2 ; [L386] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L388] COND TRUE 1 [L390] COND TRUE splverifierCounter < 4 [L396] tmp = __VERIFIER_nondet_int() [L398] COND FALSE !(\read(tmp)) [L406] tmp___0 = __VERIFIER_nondet_int() [L408] COND FALSE !(\read(tmp___0)) [L416] tmp___2 = __VERIFIER_nondet_int() [L418] COND TRUE \read(tmp___2) [L420] CALL startSystem() [L372] systemActive = 1 [L420] RET startSystem() [L433] CALL timeShift() [L198] COND FALSE !(\read(pumpRunning)) [L205] COND TRUE \read(systemActive) [L207] CALL processEnvironment() [L253] int tmp ; [L256] COND FALSE !(\read(pumpRunning)) [L271] CALL processEnvironment__wrappee__lowWaterSensor() [L227] int tmp ; [L230] COND FALSE !(\read(pumpRunning)) [L245] FCALL processEnvironment__wrappee__base() [L271] RET processEnvironment__wrappee__lowWaterSensor() [L207] RET processEnvironment() [L213] CALL __utac_acc__Specification4_spec__1() [L551] int tmp ; [L552] int tmp___0 ; [L556] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L556] RET, EXPR getWaterLevel() [L556] tmp = getWaterLevel() [L558] COND FALSE !(tmp == 0) [L213] RET __utac_acc__Specification4_spec__1() [L433] RET timeShift() End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 388]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L190] int pumpRunning = 0; [L191] int systemActive = 1; [L445] int cleanupTimeShifts = 4; [L745] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L518] int retValue_acc ; [L519] int tmp ; [L523] FCALL select_helpers() [L524] FCALL select_features() [L525] CALL, EXPR valid_product() [L175] int retValue_acc ; [L178] retValue_acc = 1 [L179] return (retValue_acc); VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L525] RET, EXPR valid_product() [L525] tmp = valid_product() [L527] COND TRUE \read(tmp) [L529] FCALL setup() [L530] CALL runTest() [L512] CALL test() [L379] int splverifierCounter ; [L380] int tmp ; [L381] int tmp___0 ; [L382] int tmp___1 ; [L383] int tmp___2 ; [L386] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] Loop: [L388] COND TRUE 1 [L390] COND TRUE splverifierCounter < 4 [L396] tmp = __VERIFIER_nondet_int() [L398] COND FALSE !(\read(tmp)) [L406] tmp___0 = __VERIFIER_nondet_int() [L408] COND FALSE !(\read(tmp___0)) [L416] tmp___2 = __VERIFIER_nondet_int() [L418] COND TRUE \read(tmp___2) [L420] CALL startSystem() [L372] systemActive = 1 [L420] RET startSystem() [L433] CALL timeShift() [L198] COND FALSE !(\read(pumpRunning)) [L205] COND TRUE \read(systemActive) [L207] CALL processEnvironment() [L253] int tmp ; [L256] COND FALSE !(\read(pumpRunning)) [L271] CALL processEnvironment__wrappee__lowWaterSensor() [L227] int tmp ; [L230] COND FALSE !(\read(pumpRunning)) [L245] FCALL processEnvironment__wrappee__base() [L271] RET processEnvironment__wrappee__lowWaterSensor() [L207] RET processEnvironment() [L213] CALL __utac_acc__Specification4_spec__1() [L551] int tmp ; [L552] int tmp___0 ; [L556] CALL, EXPR getWaterLevel() [L128] int retValue_acc ; [L131] retValue_acc = waterLevel [L132] return (retValue_acc); [L556] RET, EXPR getWaterLevel() [L556] tmp = getWaterLevel() [L558] COND FALSE !(tmp == 0) [L213] RET __utac_acc__Specification4_spec__1() [L433] RET timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-10 23:15:24,346 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)