/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 01:01:30,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 01:01:30,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 01:01:30,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 01:01:30,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 01:01:30,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 01:01:30,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 01:01:30,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 01:01:30,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 01:01:30,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 01:01:30,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 01:01:30,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 01:01:30,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 01:01:30,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 01:01:30,856 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 01:01:30,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 01:01:30,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 01:01:30,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 01:01:30,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 01:01:30,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 01:01:30,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 01:01:30,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 01:01:30,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 01:01:30,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 01:01:30,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 01:01:30,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 01:01:30,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 01:01:30,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 01:01:30,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 01:01:30,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 01:01:30,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 01:01:30,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 01:01:30,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 01:01:30,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 01:01:30,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 01:01:30,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 01:01:30,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 01:01:30,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 01:01:30,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 01:01:30,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 01:01:30,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 01:01:30,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 01:01:30,903 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 01:01:30,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 01:01:30,904 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 01:01:30,904 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 01:01:30,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 01:01:30,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 01:01:30,905 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 01:01:30,905 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 01:01:30,905 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 01:01:30,905 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 01:01:30,906 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 01:01:30,906 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 01:01:30,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 01:01:30,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 01:01:30,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:01:30,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 01:01:30,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 01:01:30,909 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 01:01:30,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 01:01:31,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 01:01:31,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 01:01:31,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 01:01:31,124 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 01:01:31,124 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 01:01:31,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2023-04-03 01:01:32,205 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 01:01:32,422 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 01:01:32,422 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2023-04-03 01:01:32,438 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfcbb416c/35951553e242427c9a302ec09c238fee/FLAG226f8a0a8 [2023-04-03 01:01:32,450 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfcbb416c/35951553e242427c9a302ec09c238fee [2023-04-03 01:01:32,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 01:01:32,454 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 01:01:32,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 01:01:32,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 01:01:32,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 01:01:32,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a838e00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32, skipping insertion in model container [2023-04-03 01:01:32,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 01:01:32,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 01:01:32,626 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2023-04-03 01:01:32,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:01:32,741 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 01:01:32,753 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c[2985,2998] [2023-04-03 01:01:32,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:01:32,799 INFO L208 MainTranslator]: Completed translation [2023-04-03 01:01:32,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32 WrapperNode [2023-04-03 01:01:32,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 01:01:32,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 01:01:32,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 01:01:32,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 01:01:32,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,851 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 01:01:32,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 01:01:32,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 01:01:32,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 01:01:32,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (1/1) ... [2023-04-03 01:01:32,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:01:32,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:01:32,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 01:01:32,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 01:01:32,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 01:01:32,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 01:01:32,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-03 01:01:32,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 01:01:32,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 01:01:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 01:01:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 01:01:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 01:01:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 01:01:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-03 01:01:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 01:01:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 01:01:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 01:01:32,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 01:01:32,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 01:01:33,031 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 01:01:33,033 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 01:01:33,440 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 01:01:33,541 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 01:01:33,542 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 01:01:33,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:01:33 BoogieIcfgContainer [2023-04-03 01:01:33,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 01:01:33,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 01:01:33,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 01:01:33,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 01:01:33,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 01:01:32" (1/3) ... [2023-04-03 01:01:33,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f55aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:01:33, skipping insertion in model container [2023-04-03 01:01:33,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:01:32" (2/3) ... [2023-04-03 01:01:33,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f55aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:01:33, skipping insertion in model container [2023-04-03 01:01:33,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:01:33" (3/3) ... [2023-04-03 01:01:33,551 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2023-04-03 01:01:33,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 01:01:33,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 01:01:33,603 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 01:01:33,608 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@60291cc0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 01:01:33,608 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 01:01:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 80 states have (on average 1.2875) internal successors, (103), 97 states have internal predecessors, (103), 55 states have call successors, (55), 33 states have call predecessors, (55), 33 states have return successors, (55), 49 states have call predecessors, (55), 55 states have call successors, (55) [2023-04-03 01:01:33,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-04-03 01:01:33,621 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:33,622 INFO L195 NwaCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:01:33,623 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:33,627 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:33,628 INFO L85 PathProgramCache]: Analyzing trace with hash 986758144, now seen corresponding path program 1 times [2023-04-03 01:01:33,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:33,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845839105] [2023-04-03 01:01:33,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:33,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:01:33,832 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:33,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845839105] [2023-04-03 01:01:33,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845839105] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:33,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:33,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 01:01:33,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438768691] [2023-04-03 01:01:33,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:33,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 01:01:33,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:33,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 01:01:33,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:01:33,878 INFO L87 Difference]: Start difference. First operand has 171 states, 80 states have (on average 1.2875) internal successors, (103), 97 states have internal predecessors, (103), 55 states have call successors, (55), 33 states have call predecessors, (55), 33 states have return successors, (55), 49 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-03 01:01:33,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:33,957 INFO L93 Difference]: Finished difference Result 272 states and 337 transitions. [2023-04-03 01:01:33,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 01:01:33,959 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 46 [2023-04-03 01:01:33,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:33,968 INFO L225 Difference]: With dead ends: 272 [2023-04-03 01:01:33,968 INFO L226 Difference]: Without dead ends: 138 [2023-04-03 01:01:33,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:01:33,976 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:33,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 156 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:01:33,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-04-03 01:01:34,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2023-04-03 01:01:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 85 states have internal predecessors, (89), 40 states have call successors, (40), 31 states have call predecessors, (40), 26 states have return successors, (35), 29 states have call predecessors, (35), 35 states have call successors, (35) [2023-04-03 01:01:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 164 transitions. [2023-04-03 01:01:34,025 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 164 transitions. Word has length 46 [2023-04-03 01:01:34,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:34,025 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 164 transitions. [2023-04-03 01:01:34,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-03 01:01:34,025 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2023-04-03 01:01:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-03 01:01:34,027 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:34,027 INFO L195 NwaCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:01:34,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 01:01:34,028 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:34,028 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:34,028 INFO L85 PathProgramCache]: Analyzing trace with hash 82418186, now seen corresponding path program 1 times [2023-04-03 01:01:34,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:34,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630006174] [2023-04-03 01:01:34,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:34,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:34,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:01:34,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:34,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630006174] [2023-04-03 01:01:34,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630006174] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:34,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:34,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 01:01:34,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384544747] [2023-04-03 01:01:34,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:34,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 01:01:34,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:34,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 01:01:34,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:01:34,167 INFO L87 Difference]: Start difference. First operand 138 states and 164 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-03 01:01:34,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:34,230 INFO L93 Difference]: Finished difference Result 223 states and 265 transitions. [2023-04-03 01:01:34,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 01:01:34,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 47 [2023-04-03 01:01:34,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:34,232 INFO L225 Difference]: With dead ends: 223 [2023-04-03 01:01:34,233 INFO L226 Difference]: Without dead ends: 130 [2023-04-03 01:01:34,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:01:34,234 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 11 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:34,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 256 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:01:34,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-04-03 01:01:34,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2023-04-03 01:01:34,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 66 states have (on average 1.2575757575757576) internal successors, (83), 80 states have internal predecessors, (83), 37 states have call successors, (37), 30 states have call predecessors, (37), 26 states have return successors, (33), 27 states have call predecessors, (33), 33 states have call successors, (33) [2023-04-03 01:01:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 153 transitions. [2023-04-03 01:01:34,245 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 153 transitions. Word has length 47 [2023-04-03 01:01:34,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:34,245 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 153 transitions. [2023-04-03 01:01:34,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-03 01:01:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-04-03 01:01:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-04-03 01:01:34,253 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:34,254 INFO L195 NwaCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:01:34,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 01:01:34,254 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:34,255 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:34,255 INFO L85 PathProgramCache]: Analyzing trace with hash 21883868, now seen corresponding path program 1 times [2023-04-03 01:01:34,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:34,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750954128] [2023-04-03 01:01:34,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:34,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:01:34,467 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:34,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750954128] [2023-04-03 01:01:34,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750954128] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:34,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:34,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:01:34,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040508171] [2023-04-03 01:01:34,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:34,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:01:34,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:34,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:01:34,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:01:34,470 INFO L87 Difference]: Start difference. First operand 130 states and 153 transitions. Second operand has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-03 01:01:34,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:34,778 INFO L93 Difference]: Finished difference Result 385 states and 468 transitions. [2023-04-03 01:01:34,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 01:01:34,778 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 50 [2023-04-03 01:01:34,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:34,785 INFO L225 Difference]: With dead ends: 385 [2023-04-03 01:01:34,786 INFO L226 Difference]: Without dead ends: 280 [2023-04-03 01:01:34,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-03 01:01:34,793 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 256 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:34,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 623 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:01:34,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2023-04-03 01:01:34,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2023-04-03 01:01:34,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 145 states have (on average 1.289655172413793) internal successors, (187), 173 states have internal predecessors, (187), 73 states have call successors, (73), 59 states have call predecessors, (73), 53 states have return successors, (70), 53 states have call predecessors, (70), 69 states have call successors, (70) [2023-04-03 01:01:34,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 330 transitions. [2023-04-03 01:01:34,829 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 330 transitions. Word has length 50 [2023-04-03 01:01:34,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:34,829 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 330 transitions. [2023-04-03 01:01:34,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-03 01:01:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 330 transitions. [2023-04-03 01:01:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-04-03 01:01:34,831 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:34,831 INFO L195 NwaCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:01:34,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 01:01:34,831 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:34,831 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:34,831 INFO L85 PathProgramCache]: Analyzing trace with hash 71340518, now seen corresponding path program 1 times [2023-04-03 01:01:34,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:34,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388707799] [2023-04-03 01:01:34,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:34,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:01:34,944 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:34,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388707799] [2023-04-03 01:01:34,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388707799] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:34,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:34,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 01:01:34,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085168874] [2023-04-03 01:01:34,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:34,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 01:01:34,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:34,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 01:01:34,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 01:01:34,946 INFO L87 Difference]: Start difference. First operand 272 states and 330 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2023-04-03 01:01:35,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:35,096 INFO L93 Difference]: Finished difference Result 634 states and 806 transitions. [2023-04-03 01:01:35,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-03 01:01:35,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) Word has length 55 [2023-04-03 01:01:35,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:35,101 INFO L225 Difference]: With dead ends: 634 [2023-04-03 01:01:35,101 INFO L226 Difference]: Without dead ends: 387 [2023-04-03 01:01:35,102 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-03 01:01:35,109 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 106 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:35,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 551 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 01:01:35,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-04-03 01:01:35,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 373. [2023-04-03 01:01:35,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 210 states have (on average 1.2285714285714286) internal successors, (258), 232 states have internal predecessors, (258), 87 states have call successors, (87), 79 states have call predecessors, (87), 75 states have return successors, (103), 74 states have call predecessors, (103), 83 states have call successors, (103) [2023-04-03 01:01:35,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 448 transitions. [2023-04-03 01:01:35,154 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 448 transitions. Word has length 55 [2023-04-03 01:01:35,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:35,155 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 448 transitions. [2023-04-03 01:01:35,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (9), 3 states have call predecessors, (9), 2 states have call successors, (9) [2023-04-03 01:01:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 448 transitions. [2023-04-03 01:01:35,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-04-03 01:01:35,157 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:35,158 INFO L195 NwaCegarLoop]: trace histogram [2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:01:35,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 01:01:35,158 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:35,158 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:35,158 INFO L85 PathProgramCache]: Analyzing trace with hash -823413513, now seen corresponding path program 1 times [2023-04-03 01:01:35,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:35,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807158348] [2023-04-03 01:01:35,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:35,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:01:35,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:35,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807158348] [2023-04-03 01:01:35,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807158348] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:35,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:35,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-03 01:01:35,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118307646] [2023-04-03 01:01:35,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:35,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-03 01:01:35,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:35,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-03 01:01:35,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-03 01:01:35,366 INFO L87 Difference]: Start difference. First operand 373 states and 448 transitions. Second operand has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-03 01:01:35,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:35,689 INFO L93 Difference]: Finished difference Result 1030 states and 1302 transitions. [2023-04-03 01:01:35,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-03 01:01:35,689 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) Word has length 90 [2023-04-03 01:01:35,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:35,693 INFO L225 Difference]: With dead ends: 1030 [2023-04-03 01:01:35,693 INFO L226 Difference]: Without dead ends: 682 [2023-04-03 01:01:35,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2023-04-03 01:01:35,695 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 130 mSDsluCounter, 853 mSDsCounter, 0 mSdLazyCounter, 540 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 1007 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:35,695 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 1007 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 540 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:01:35,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2023-04-03 01:01:35,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 662. [2023-04-03 01:01:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 381 states have (on average 1.2230971128608923) internal successors, (466), 415 states have internal predecessors, (466), 152 states have call successors, (152), 136 states have call predecessors, (152), 128 states have return successors, (194), 130 states have call predecessors, (194), 148 states have call successors, (194) [2023-04-03 01:01:35,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 812 transitions. [2023-04-03 01:01:35,740 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 812 transitions. Word has length 90 [2023-04-03 01:01:35,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:35,741 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 812 transitions. [2023-04-03 01:01:35,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-03 01:01:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 812 transitions. [2023-04-03 01:01:35,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-04-03 01:01:35,745 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:01:35,745 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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] [2023-04-03 01:01:35,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 01:01:35,745 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:01:35,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:01:35,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1034225997, now seen corresponding path program 1 times [2023-04-03 01:01:35,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:01:35,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420714959] [2023-04-03 01:01:35,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:01:35,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:01:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:01:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-04-03 01:01:35,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:01:35,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420714959] [2023-04-03 01:01:35,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420714959] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:01:35,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:01:35,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-03 01:01:35,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320323433] [2023-04-03 01:01:35,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:01:35,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-03 01:01:35,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:01:35,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-03 01:01:35,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-03 01:01:35,931 INFO L87 Difference]: Start difference. First operand 662 states and 812 transitions. Second operand has 10 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 6 states have call predecessors, (30), 3 states have call successors, (30) [2023-04-03 01:01:36,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:01:36,318 INFO L93 Difference]: Finished difference Result 1786 states and 2236 transitions. [2023-04-03 01:01:36,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-03 01:01:36,319 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 6 states have call predecessors, (30), 3 states have call successors, (30) Word has length 156 [2023-04-03 01:01:36,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:01:36,320 INFO L225 Difference]: With dead ends: 1786 [2023-04-03 01:01:36,320 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 01:01:36,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2023-04-03 01:01:36,324 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 131 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:01:36,324 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 784 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:01:36,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 01:01:36,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 01:01:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-04-03 01:01:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 01:01:36,329 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2023-04-03 01:01:36,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:01:36,329 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 01:01:36,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (30), 6 states have call predecessors, (30), 3 states have call successors, (30) [2023-04-03 01:01:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 01:01:36,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 01:01:36,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 01:01:36,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 01:01:36,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point L751-2(lines 751 772) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 726 781) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 726 781) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point L773(lines 750 774) no Hoare annotation was computed. [2023-04-03 01:01:37,595 INFO L899 garLoopResultBuilder]: For program point L827(line 827) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point L827-1(line 827) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 782 841) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 818) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 782 841) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 782 841) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point L808-2(lines 808 833) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point L834(lines 807 835) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 664 672) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 664 672) the Hoare annotation is: true [2023-04-03 01:01:37,596 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 132 154) no Hoare annotation was computed. [2023-04-03 01:01:37,596 INFO L895 garLoopResultBuilder]: At program point L144(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0))) [2023-04-03 01:01:37,597 INFO L895 garLoopResultBuilder]: At program point L144-1(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0))) [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 149) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L895 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,597 INFO L895 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,597 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 132 154) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,597 INFO L895 garLoopResultBuilder]: At program point L138-1(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 85 108) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-03 01:01:37,597 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 85 108) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 85 108) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 623 637) no Hoare annotation was computed. [2023-04-03 01:01:37,598 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 623 637) the Hoare annotation is: (and (or (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))) [2023-04-03 01:01:37,599 INFO L895 garLoopResultBuilder]: At program point L629(line 629) the Hoare annotation is: (and (not (= |old(~pumpRunning~0)| 0)) (or (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0)))) [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point L627(lines 627 633) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 604 622) the Hoare annotation is: true [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 604 622) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L902 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: true [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point L611-1(line 611) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 650 656) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 650 656) the Hoare annotation is: true [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 993 1038) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 993 1038) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 290 303) the Hoare annotation is: true [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 290 303) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L895 garLoopResultBuilder]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~methaneLevelCritical~0 processEnvironment_~tmp~5) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2023-04-03 01:01:37,599 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 487) no Hoare annotation was computed. [2023-04-03 01:01:37,599 INFO L895 garLoopResultBuilder]: At program point L477(line 477) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point L477-1(line 477) no Hoare annotation was computed. [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 492) no Hoare annotation was computed. [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 471 495) no Hoare annotation was computed. [2023-04-03 01:01:37,600 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (or (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,600 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 471 495) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point L490-1(lines 471 495) no Hoare annotation was computed. [2023-04-03 01:01:37,600 INFO L895 garLoopResultBuilder]: At program point L485(line 485) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (and (= 0 processEnvironment_~tmp~5) (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= |old(~pumpRunning~0)| 0)) .cse0))) [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 411 417) no Hoare annotation was computed. [2023-04-03 01:01:37,600 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 411 417) the Hoare annotation is: true [2023-04-03 01:01:37,600 INFO L895 garLoopResultBuilder]: At program point L347(line 347) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-03 01:01:37,600 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 351) no Hoare annotation was computed. [2023-04-03 01:01:37,604 INFO L899 garLoopResultBuilder]: For program point L345-1(lines 345 351) no Hoare annotation was computed. [2023-04-03 01:01:37,604 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 315 380) no Hoare annotation was computed. [2023-04-03 01:01:37,604 INFO L895 garLoopResultBuilder]: At program point L370(lines 325 372) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)))) [2023-04-03 01:01:37,605 INFO L895 garLoopResultBuilder]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)))) [2023-04-03 01:01:37,605 INFO L899 garLoopResultBuilder]: For program point L335(lines 335 341) no Hoare annotation was computed. [2023-04-03 01:01:37,605 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 341) no Hoare annotation was computed. [2023-04-03 01:01:37,605 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 315 380) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,605 INFO L895 garLoopResultBuilder]: At program point L373(lines 324 374) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,605 INFO L895 garLoopResultBuilder]: At program point L363(line 363) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-03 01:01:37,605 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 367) no Hoare annotation was computed. [2023-04-03 01:01:37,605 INFO L895 garLoopResultBuilder]: At program point L361-1(lines 355 368) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-03 01:01:37,605 INFO L899 garLoopResultBuilder]: For program point L326(lines 325 372) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 368) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 315 380) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 496 503) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 496 503) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 304 312) the Hoare annotation is: true [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 304 312) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L895 garLoopResultBuilder]: At program point L191(line 191) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (or (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0))) [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 198) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L895 garLoopResultBuilder]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (= 0 ~systemActive~0)))) [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point L186-1(line 186) no Hoare annotation was computed. [2023-04-03 01:01:37,606 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 201) no Hoare annotation was computed. [2023-04-03 01:01:37,607 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2023-04-03 01:01:37,607 INFO L902 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: true [2023-04-03 01:01:37,607 INFO L899 garLoopResultBuilder]: For program point L182-1(line 182) no Hoare annotation was computed. [2023-04-03 01:01:37,607 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 176 204) the Hoare annotation is: true [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 176 204) no Hoare annotation was computed. [2023-04-03 01:01:37,608 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 168 175) the Hoare annotation is: true [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 168 175) no Hoare annotation was computed. [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 258 280) no Hoare annotation was computed. [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 258 280) no Hoare annotation was computed. [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 517) no Hoare annotation was computed. [2023-04-03 01:01:37,608 INFO L895 garLoopResultBuilder]: At program point L509(line 509) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,608 INFO L899 garLoopResultBuilder]: For program point L509-1(line 509) no Hoare annotation was computed. [2023-04-03 01:01:37,609 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 504 520) no Hoare annotation was computed. [2023-04-03 01:01:37,609 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 504 520) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,609 INFO L895 garLoopResultBuilder]: At program point L515(line 515) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= activatePump_~tmp~6 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,609 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 504 520) no Hoare annotation was computed. [2023-04-03 01:01:37,609 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 281 289) no Hoare annotation was computed. [2023-04-03 01:01:37,609 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 281 289) no Hoare annotation was computed. [2023-04-03 01:01:37,610 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 585 603) no Hoare annotation was computed. [2023-04-03 01:01:37,610 INFO L902 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: true [2023-04-03 01:01:37,610 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2023-04-03 01:01:37,610 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 585 603) the Hoare annotation is: true [2023-04-03 01:01:37,610 INFO L895 garLoopResultBuilder]: At program point L400(line 400) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-04-03 01:01:37,610 INFO L895 garLoopResultBuilder]: At program point L398(lines 398 404) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (and (= ~methaneLevelCritical~0 0) (not .cse2)))) (and (or .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1)))) [2023-04-03 01:01:37,610 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 387 410) no Hoare annotation was computed. [2023-04-03 01:01:37,610 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 387 410) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-04-03 01:01:37,610 INFO L895 garLoopResultBuilder]: At program point L393(line 393) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-03 01:01:37,610 INFO L899 garLoopResultBuilder]: For program point L391(lines 390 409) no Hoare annotation was computed. [2023-04-03 01:01:37,610 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 387 410) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 249 257) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 249 257) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 213 224) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 213 224) the Hoare annotation is: true [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 419 443) no Hoare annotation was computed. [2023-04-03 01:01:37,611 INFO L895 garLoopResultBuilder]: At program point L438(line 438) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,611 INFO L899 garLoopResultBuilder]: For program point L438-1(lines 419 443) no Hoare annotation was computed. [2023-04-03 01:01:37,612 INFO L895 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-03 01:01:37,612 INFO L895 garLoopResultBuilder]: At program point L429(line 429) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-03 01:01:37,612 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 435) no Hoare annotation was computed. [2023-04-03 01:01:37,612 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 419 443) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,612 INFO L895 garLoopResultBuilder]: At program point L425(line 425) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-03 01:01:37,612 INFO L899 garLoopResultBuilder]: For program point L425-1(line 425) no Hoare annotation was computed. [2023-04-03 01:01:37,612 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 440) no Hoare annotation was computed. [2023-04-03 01:01:37,612 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 225 236) no Hoare annotation was computed. [2023-04-03 01:01:37,612 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 225 236) the Hoare annotation is: true [2023-04-03 01:01:37,612 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 156 163) the Hoare annotation is: true [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 156 163) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 657 663) the Hoare annotation is: true [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 657 663) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 466) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L895 garLoopResultBuilder]: At program point L464(line 464) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 445 469) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 445 469) no Hoare annotation was computed. [2023-04-03 01:01:37,613 INFO L895 garLoopResultBuilder]: At program point L459(line 459) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,613 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 445 469) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,613 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,613 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 461) no Hoare annotation was computed. [2023-04-03 01:01:37,614 INFO L895 garLoopResultBuilder]: At program point L451(line 451) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 01:01:37,614 INFO L899 garLoopResultBuilder]: For program point L451-1(line 451) no Hoare annotation was computed. [2023-04-03 01:01:37,614 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 540 548) no Hoare annotation was computed. [2023-04-03 01:01:37,614 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 540 548) the Hoare annotation is: true [2023-04-03 01:01:37,614 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 549 584) no Hoare annotation was computed. [2023-04-03 01:01:37,614 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-04-03 01:01:37,614 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 549 584) no Hoare annotation was computed. [2023-04-03 01:01:37,615 INFO L899 garLoopResultBuilder]: For program point L579-1(line 579) no Hoare annotation was computed. [2023-04-03 01:01:37,615 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 680 725) no Hoare annotation was computed. [2023-04-03 01:01:37,615 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 680 725) no Hoare annotation was computed. [2023-04-03 01:01:37,615 INFO L895 garLoopResultBuilder]: At program point L123(line 123) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,615 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 118 128) no Hoare annotation was computed. [2023-04-03 01:01:37,616 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 118 128) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:01:37,616 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 118 128) no Hoare annotation was computed. [2023-04-03 01:01:37,616 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 529 539) no Hoare annotation was computed. [2023-04-03 01:01:37,616 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 529 539) the Hoare annotation is: true [2023-04-03 01:01:37,616 INFO L902 garLoopResultBuilder]: At program point L534(line 534) the Hoare annotation is: true [2023-04-03 01:01:37,616 INFO L899 garLoopResultBuilder]: For program point L534-1(line 534) no Hoare annotation was computed. [2023-04-03 01:01:37,616 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 521 528) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 521 528) the Hoare annotation is: true [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 947 992) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 947 992) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 640 649) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 640 649) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L894(lines 893 913) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L925(line 925) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L925-1(line 925) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 931) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L909(line 909) no Hoare annotation was computed. [2023-04-03 01:01:37,617 INFO L899 garLoopResultBuilder]: For program point L909-1(line 909) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 844 946) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 844 946) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point L893-2(lines 893 913) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point L914(lines 892 915) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 844 946) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 889) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 237 248) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= ~methaneLevelCritical~0 0))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 237 248) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 109 115) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 109 115) the Hoare annotation is: true [2023-04-03 01:01:37,618 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:01:37,618 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-03 01:01:37,619 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 01:01:37,619 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:01:37,621 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-03 01:01:37,622 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 01:01:37,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 01:01:37 BoogieIcfgContainer [2023-04-03 01:01:37,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 01:01:37,635 INFO L158 Benchmark]: Toolchain (without parser) took 5181.31ms. Allocated memory was 319.8MB in the beginning and 421.5MB in the end (delta: 101.7MB). Free memory was 274.9MB in the beginning and 227.6MB in the end (delta: 47.3MB). Peak memory consumption was 150.1MB. Max. memory is 8.0GB. [2023-04-03 01:01:37,635 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 01:01:37,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.45ms. Allocated memory is still 319.8MB. Free memory was 274.9MB in the beginning and 255.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-03 01:01:37,636 INFO L158 Benchmark]: Boogie Preprocessor took 56.81ms. Allocated memory is still 319.8MB. Free memory was 255.5MB in the beginning and 251.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-03 01:01:37,636 INFO L158 Benchmark]: RCFGBuilder took 687.03ms. Allocated memory is still 319.8MB. Free memory was 251.8MB in the beginning and 188.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 8.0GB. [2023-04-03 01:01:37,636 INFO L158 Benchmark]: TraceAbstraction took 4087.87ms. Allocated memory was 319.8MB in the beginning and 421.5MB in the end (delta: 101.7MB). Free memory was 188.4MB in the beginning and 227.6MB in the end (delta: -39.2MB). Peak memory consumption was 64.1MB. Max. memory is 8.0GB. [2023-04-03 01:01:37,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 179.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 343.45ms. Allocated memory is still 319.8MB. Free memory was 274.9MB in the beginning and 255.5MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.81ms. Allocated memory is still 319.8MB. Free memory was 255.5MB in the beginning and 251.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 687.03ms. Allocated memory is still 319.8MB. Free memory was 251.8MB in the beginning and 188.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 8.0GB. * TraceAbstraction took 4087.87ms. Allocated memory was 319.8MB in the beginning and 421.5MB in the end (delta: 101.7MB). Free memory was 188.4MB in the beginning and 227.6MB in the end (delta: -39.2MB). Peak memory consumption was 64.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 160]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 212 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 651 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 634 mSDsluCounter, 3377 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2515 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1620 IncrementalHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 862 mSDtfsCounter, 1620 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=662occurred in iteration=5, InterpolantAutomatonStates: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 42 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 1433 PreInvPairs, 1542 NumberOfFragments, 840 HoareAnnotationTreeSize, 1433 FomulaSimplifications, 290 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 73 FomulaSimplificationsInter, 4495 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 444 NumberOfCodeBlocks, 444 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 438 ConstructedInterpolants, 0 QuantifiedInterpolants, 601 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 49/49 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || !(\old(systemActive) == 1) - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) RESULT: Ultimate proved your program to be correct! [2023-04-03 01:01:37,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...