/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 [2023-04-01 05:56:47,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:56:47,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:56:47,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:56:47,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:56:47,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:56:47,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:56:47,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:56:47,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:56:47,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:56:47,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:56:47,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:56:47,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:56:47,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:56:47,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:56:47,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:56:47,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:56:47,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:56:47,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:56:47,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:56:47,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:56:47,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:56:47,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:56:47,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:56:47,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:56:47,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:56:47,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:56:47,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:56:47,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:56:47,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:56:47,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:56:47,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:56:47,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:56:47,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:56:47,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:56:47,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:56:47,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:56:47,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:56:47,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:56:47,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:56:47,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:56:47,065 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 [2023-04-01 05:56:47,081 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:56:47,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:56:47,082 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:56:47,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:56:47,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:56:47,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:56:47,082 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:56:47,083 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:56:47,083 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:56:47,084 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:56:47,084 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:56:47,084 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:56:47,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:56:47,084 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:56:47,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:56:47,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:56:47,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:56:47,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:56:47,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:56:47,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:56:47,086 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:56:47,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:56:47,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:56:47,087 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:56:47,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:56:47,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:56:47,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:56:47,087 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:56:47,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:56:47,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:56:47,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:56:47,234 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:56:47,235 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:56:47,235 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2023-04-01 05:56:48,255 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:56:48,587 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:56:48,587 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product63.cil.c [2023-04-01 05:56:48,611 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/618c3388e/aba1833b570247b8bc4f1b96331ec697/FLAG557dbcaf3 [2023-04-01 05:56:48,897 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/618c3388e/aba1833b570247b8bc4f1b96331ec697 [2023-04-01 05:56:48,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:56:48,899 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:56:48,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:56:48,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:56:48,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:56:48,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:56:48" (1/1) ... [2023-04-01 05:56:48,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b02f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:48, skipping insertion in model container [2023-04-01 05:56:48,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:56:48" (1/1) ... [2023-04-01 05:56:48,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:56:48,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:56:49,088 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] [2023-04-01 05:56:49,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:56:49,145 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:56:49,156 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] [2023-04-01 05:56:49,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:56:49,198 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:56:49,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49 WrapperNode [2023-04-01 05:56:49,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:56:49,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:56:49,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:56:49,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:56:49,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,236 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:56:49,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:56:49,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:56:49,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:56:49,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (1/1) ... [2023-04-01 05:56:49,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:56:49,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:56:49,274 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) [2023-04-01 05:56:49,277 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 [2023-04-01 05:56:49,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:56:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:56:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:56:49,328 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-01 05:56:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-01 05:56:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:56:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-01 05:56:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-01 05:56:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-01 05:56:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:56:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:56:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:56:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:56:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:56:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:56:49,477 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:56:49,479 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:56:49,946 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:56:50,031 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:56:50,032 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-01 05:56:50,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:56:50 BoogieIcfgContainer [2023-04-01 05:56:50,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:56:50,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:56:50,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:56:50,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:56:50,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:56:48" (1/3) ... [2023-04-01 05:56:50,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c150a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:56:50, skipping insertion in model container [2023-04-01 05:56:50,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:56:49" (2/3) ... [2023-04-01 05:56:50,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18c150a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:56:50, skipping insertion in model container [2023-04-01 05:56:50,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:56:50" (3/3) ... [2023-04-01 05:56:50,056 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product63.cil.c [2023-04-01 05:56:50,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:56:50,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:56:50,114 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:56:50,119 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;@792553dd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:56:50,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:56:50,122 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) [2023-04-01 05:56:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-04-01 05:56:50,129 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:50,130 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] [2023-04-01 05:56:50,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:50,134 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:50,134 INFO L85 PathProgramCache]: Analyzing trace with hash 986758144, now seen corresponding path program 1 times [2023-04-01 05:56:50,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:50,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760247978] [2023-04-01 05:56:50,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:50,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:50,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:56:50,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:50,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760247978] [2023-04-01 05:56:50,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760247978] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:50,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:50,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:56:50,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304704525] [2023-04-01 05:56:50,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:50,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:56:50,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:50,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:56:50,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:56:50,413 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) [2023-04-01 05:56:50,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:50,500 INFO L93 Difference]: Finished difference Result 272 states and 337 transitions. [2023-04-01 05:56:50,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:56:50,518 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 [2023-04-01 05:56:50,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:50,524 INFO L225 Difference]: With dead ends: 272 [2023-04-01 05:56:50,524 INFO L226 Difference]: Without dead ends: 138 [2023-04-01 05:56:50,527 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 [2023-04-01 05:56:50,529 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, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:56:50,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 156 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:56:50,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-04-01 05:56:50,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2023-04-01 05:56:50,580 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) [2023-04-01 05:56:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 164 transitions. [2023-04-01 05:56:50,584 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 164 transitions. Word has length 46 [2023-04-01 05:56:50,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:50,585 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 164 transitions. [2023-04-01 05:56:50,596 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) [2023-04-01 05:56:50,596 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2023-04-01 05:56:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-01 05:56:50,598 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:50,599 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] [2023-04-01 05:56:50,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:56:50,599 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:50,599 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:50,600 INFO L85 PathProgramCache]: Analyzing trace with hash 82418186, now seen corresponding path program 1 times [2023-04-01 05:56:50,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:50,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992741751] [2023-04-01 05:56:50,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:50,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:50,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:56:50,692 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:50,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992741751] [2023-04-01 05:56:50,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992741751] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:50,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:50,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:56:50,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143161805] [2023-04-01 05:56:50,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:50,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:56:50,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:50,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:56:50,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:56:50,695 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) [2023-04-01 05:56:50,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:50,762 INFO L93 Difference]: Finished difference Result 223 states and 265 transitions. [2023-04-01 05:56:50,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:56:50,763 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 [2023-04-01 05:56:50,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:50,764 INFO L225 Difference]: With dead ends: 223 [2023-04-01 05:56:50,764 INFO L226 Difference]: Without dead ends: 130 [2023-04-01 05:56:50,765 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 [2023-04-01 05:56:50,766 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 [2023-04-01 05:56:50,766 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] [2023-04-01 05:56:50,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-04-01 05:56:50,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2023-04-01 05:56:50,774 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) [2023-04-01 05:56:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 153 transitions. [2023-04-01 05:56:50,775 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 153 transitions. Word has length 47 [2023-04-01 05:56:50,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:50,775 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 153 transitions. [2023-04-01 05:56:50,775 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) [2023-04-01 05:56:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2023-04-01 05:56:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-04-01 05:56:50,780 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:50,780 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] [2023-04-01 05:56:50,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:56:50,781 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:50,782 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:50,782 INFO L85 PathProgramCache]: Analyzing trace with hash 21883868, now seen corresponding path program 1 times [2023-04-01 05:56:50,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:50,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328974521] [2023-04-01 05:56:50,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:50,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:56:51,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:51,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328974521] [2023-04-01 05:56:51,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328974521] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:51,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:51,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 05:56:51,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598198571] [2023-04-01 05:56:51,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:51,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 05:56:51,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:51,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 05:56:51,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-01 05:56:51,007 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) [2023-04-01 05:56:51,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:51,318 INFO L93 Difference]: Finished difference Result 385 states and 468 transitions. [2023-04-01 05:56:51,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 05:56:51,319 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 [2023-04-01 05:56:51,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:51,329 INFO L225 Difference]: With dead ends: 385 [2023-04-01 05:56:51,329 INFO L226 Difference]: Without dead ends: 280 [2023-04-01 05:56:51,335 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 [2023-04-01 05:56:51,336 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 [2023-04-01 05:56:51,336 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] [2023-04-01 05:56:51,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2023-04-01 05:56:51,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2023-04-01 05:56:51,387 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) [2023-04-01 05:56:51,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 330 transitions. [2023-04-01 05:56:51,389 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 330 transitions. Word has length 50 [2023-04-01 05:56:51,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:51,389 INFO L495 AbstractCegarLoop]: Abstraction has 272 states and 330 transitions. [2023-04-01 05:56:51,389 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) [2023-04-01 05:56:51,389 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 330 transitions. [2023-04-01 05:56:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-04-01 05:56:51,391 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:51,391 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] [2023-04-01 05:56:51,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:56:51,391 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:51,392 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:51,392 INFO L85 PathProgramCache]: Analyzing trace with hash 71340518, now seen corresponding path program 1 times [2023-04-01 05:56:51,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:51,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972677242] [2023-04-01 05:56:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:51,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:56:51,519 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:51,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972677242] [2023-04-01 05:56:51,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972677242] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:51,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:51,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 05:56:51,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597418570] [2023-04-01 05:56:51,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:51,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 05:56:51,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:51,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 05:56:51,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-01 05:56:51,521 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) [2023-04-01 05:56:51,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:51,673 INFO L93 Difference]: Finished difference Result 634 states and 806 transitions. [2023-04-01 05:56:51,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 05:56:51,673 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 [2023-04-01 05:56:51,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:51,675 INFO L225 Difference]: With dead ends: 634 [2023-04-01 05:56:51,676 INFO L226 Difference]: Without dead ends: 387 [2023-04-01 05:56:51,677 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 [2023-04-01 05:56:51,677 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 [2023-04-01 05:56:51,678 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] [2023-04-01 05:56:51,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-04-01 05:56:51,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 373. [2023-04-01 05:56:51,732 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) [2023-04-01 05:56:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 448 transitions. [2023-04-01 05:56:51,734 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 448 transitions. Word has length 55 [2023-04-01 05:56:51,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:51,734 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 448 transitions. [2023-04-01 05:56:51,734 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) [2023-04-01 05:56:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 448 transitions. [2023-04-01 05:56:51,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-04-01 05:56:51,736 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:51,736 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] [2023-04-01 05:56:51,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 05:56:51,736 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:51,737 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:51,737 INFO L85 PathProgramCache]: Analyzing trace with hash -823413513, now seen corresponding path program 1 times [2023-04-01 05:56:51,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:51,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778164489] [2023-04-01 05:56:51,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:51,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-01 05:56:51,892 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:51,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778164489] [2023-04-01 05:56:51,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778164489] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:51,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:51,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-01 05:56:51,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972935622] [2023-04-01 05:56:51,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:51,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 05:56:51,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:51,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 05:56:51,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-01 05:56:51,893 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) [2023-04-01 05:56:52,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:52,230 INFO L93 Difference]: Finished difference Result 1030 states and 1302 transitions. [2023-04-01 05:56:52,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 05:56:52,231 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 [2023-04-01 05:56:52,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:52,234 INFO L225 Difference]: With dead ends: 1030 [2023-04-01 05:56:52,234 INFO L226 Difference]: Without dead ends: 682 [2023-04-01 05:56:52,235 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 [2023-04-01 05:56:52,236 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 [2023-04-01 05:56:52,236 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] [2023-04-01 05:56:52,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2023-04-01 05:56:52,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 662. [2023-04-01 05:56:52,268 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) [2023-04-01 05:56:52,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 812 transitions. [2023-04-01 05:56:52,271 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 812 transitions. Word has length 90 [2023-04-01 05:56:52,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:52,271 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 812 transitions. [2023-04-01 05:56:52,271 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) [2023-04-01 05:56:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 812 transitions. [2023-04-01 05:56:52,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-04-01 05:56:52,275 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:56:52,275 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] [2023-04-01 05:56:52,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 05:56:52,276 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:56:52,276 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:56:52,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1034225997, now seen corresponding path program 1 times [2023-04-01 05:56:52,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:56:52,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584697873] [2023-04-01 05:56:52,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:56:52,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:56:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:56:52,438 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-04-01 05:56:52,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:56:52,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584697873] [2023-04-01 05:56:52,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584697873] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:56:52,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:56:52,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-01 05:56:52,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061048426] [2023-04-01 05:56:52,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:56:52,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 05:56:52,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:56:52,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 05:56:52,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-01 05:56:52,440 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) [2023-04-01 05:56:52,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:56:52,813 INFO L93 Difference]: Finished difference Result 1786 states and 2236 transitions. [2023-04-01 05:56:52,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 05:56:52,814 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 [2023-04-01 05:56:52,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:56:52,815 INFO L225 Difference]: With dead ends: 1786 [2023-04-01 05:56:52,815 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 05:56:52,818 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 [2023-04-01 05:56:52,819 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 [2023-04-01 05:56:52,819 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] [2023-04-01 05:56:52,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 05:56:52,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 05:56:52,819 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) [2023-04-01 05:56:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 05:56:52,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 156 [2023-04-01 05:56:52,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:56:52,820 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 05:56:52,820 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) [2023-04-01 05:56:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 05:56:52,820 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 05:56:52,822 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 05:56:52,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 05:56:52,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point L751-2(lines 751 772) no Hoare annotation was computed. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 726 781) no Hoare annotation was computed. [2023-04-01 05:56:54,009 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 726 781) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L773(lines 750 774) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L827(line 827) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L827-1(line 827) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 782 841) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 818) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 782 841) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 782 841) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L808-2(lines 808 833) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point L834(lines 807 835) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 664 672) no Hoare annotation was computed. [2023-04-01 05:56:54,010 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 664 672) the Hoare annotation is: true [2023-04-01 05:56:54,010 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 132 154) no Hoare annotation was computed. [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-04-01 05:56:54,011 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 149) no Hoare annotation was computed. [2023-04-01 05:56:54,011 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 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))) [2023-04-01 05:56:54,011 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 85 108) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 85 108) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 85 108) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-04-01 05:56:54,012 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 623 637) no Hoare annotation was computed. [2023-04-01 05:56:54,013 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))) [2023-04-01 05:56:54,013 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)))) [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point L627(lines 627 633) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 604 622) the Hoare annotation is: true [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 604 622) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L902 garLoopResultBuilder]: At program point L611(line 611) the Hoare annotation is: true [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point L611-1(line 611) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 650 656) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 650 656) the Hoare annotation is: true [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 993 1038) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 993 1038) no Hoare annotation was computed. [2023-04-01 05:56:54,013 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 290 303) the Hoare annotation is: true [2023-04-01 05:56:54,013 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 290 303) no Hoare annotation was computed. [2023-04-01 05:56:54,014 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))) [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 487) no Hoare annotation was computed. [2023-04-01 05:56:54,014 INFO L895 garLoopResultBuilder]: At program point L477(line 477) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point L477-1(line 477) no Hoare annotation was computed. [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point L475(lines 475 492) no Hoare annotation was computed. [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 471 495) no Hoare annotation was computed. [2023-04-01 05:56:54,014 INFO L895 garLoopResultBuilder]: At program point L490(line 490) the Hoare annotation is: (or (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,014 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)) [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point L490-1(lines 471 495) no Hoare annotation was computed. [2023-04-01 05:56:54,014 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))) [2023-04-01 05:56:54,014 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 411 417) no Hoare annotation was computed. [2023-04-01 05:56:54,014 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 411 417) the Hoare annotation is: true [2023-04-01 05:56:54,014 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))))) [2023-04-01 05:56:54,015 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 351) no Hoare annotation was computed. [2023-04-01 05:56:54,015 INFO L899 garLoopResultBuilder]: For program point L345-1(lines 345 351) no Hoare annotation was computed. [2023-04-01 05:56:54,015 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 315 380) no Hoare annotation was computed. [2023-04-01 05:56:54,015 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)))) [2023-04-01 05:56:54,015 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)))) [2023-04-01 05:56:54,015 INFO L899 garLoopResultBuilder]: For program point L335(lines 335 341) no Hoare annotation was computed. [2023-04-01 05:56:54,015 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 341) no Hoare annotation was computed. [2023-04-01 05:56:54,015 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))) [2023-04-01 05:56:54,015 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))) [2023-04-01 05:56:54,015 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))))) [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point L361(lines 361 367) no Hoare annotation was computed. [2023-04-01 05:56:54,016 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))))) [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point L326(lines 325 372) no Hoare annotation was computed. [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 368) no Hoare annotation was computed. [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 315 380) no Hoare annotation was computed. [2023-04-01 05:56:54,016 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)) [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 496 503) no Hoare annotation was computed. [2023-04-01 05:56:54,016 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 304 312) the Hoare annotation is: true [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 304 312) no Hoare annotation was computed. [2023-04-01 05:56:54,016 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))) [2023-04-01 05:56:54,016 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2023-04-01 05:56:54,021 INFO L899 garLoopResultBuilder]: For program point L188(lines 188 198) no Hoare annotation was computed. [2023-04-01 05:56:54,021 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)))) [2023-04-01 05:56:54,021 INFO L899 garLoopResultBuilder]: For program point L186-1(line 186) no Hoare annotation was computed. [2023-04-01 05:56:54,022 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 201) no Hoare annotation was computed. [2023-04-01 05:56:54,022 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 176 204) no Hoare annotation was computed. [2023-04-01 05:56:54,022 INFO L902 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: true [2023-04-01 05:56:54,022 INFO L899 garLoopResultBuilder]: For program point L182-1(line 182) no Hoare annotation was computed. [2023-04-01 05:56:54,022 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 176 204) the Hoare annotation is: true [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__2EXIT(lines 176 204) no Hoare annotation was computed. [2023-04-01 05:56:54,023 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 168 175) the Hoare annotation is: true [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification2_spec__1EXIT(lines 168 175) no Hoare annotation was computed. [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 258 280) no Hoare annotation was computed. [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 258 280) no Hoare annotation was computed. [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 517) no Hoare annotation was computed. [2023-04-01 05:56:54,023 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)) [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point L509-1(line 509) no Hoare annotation was computed. [2023-04-01 05:56:54,023 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 504 520) no Hoare annotation was computed. [2023-04-01 05:56:54,024 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)) [2023-04-01 05:56:54,024 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)) [2023-04-01 05:56:54,024 INFO L899 garLoopResultBuilder]: For program point L515-1(lines 504 520) no Hoare annotation was computed. [2023-04-01 05:56:54,024 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 281 289) no Hoare annotation was computed. [2023-04-01 05:56:54,024 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 281 289) no Hoare annotation was computed. [2023-04-01 05:56:54,024 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 585 603) no Hoare annotation was computed. [2023-04-01 05:56:54,025 INFO L902 garLoopResultBuilder]: At program point L592(line 592) the Hoare annotation is: true [2023-04-01 05:56:54,025 INFO L899 garLoopResultBuilder]: For program point L592-1(line 592) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 585 603) the Hoare annotation is: true [2023-04-01 05:56:54,026 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)))) [2023-04-01 05:56:54,026 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)))) [2023-04-01 05:56:54,026 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 387 410) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 387 410) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-04-01 05:56:54,026 INFO L895 garLoopResultBuilder]: At program point L393(line 393) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-01 05:56:54,026 INFO L899 garLoopResultBuilder]: For program point L391(lines 390 409) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 387 410) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-04-01 05:56:54,026 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-04-01 05:56:54,026 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2023-04-01 05:56:54,026 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 249 257) the Hoare annotation is: true [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 249 257) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 213 224) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 213 224) the Hoare annotation is: true [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 419 443) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L895 garLoopResultBuilder]: At program point L438(line 438) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L438-1(lines 419 443) no Hoare annotation was computed. [2023-04-01 05:56:54,027 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))) [2023-04-01 05:56:54,027 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))) [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 435) no Hoare annotation was computed. [2023-04-01 05:56:54,027 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)) [2023-04-01 05:56:54,027 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))) [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L425-1(line 425) no Hoare annotation was computed. [2023-04-01 05:56:54,027 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 440) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 225 236) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 225 236) the Hoare annotation is: true [2023-04-01 05:56:54,028 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 156 163) the Hoare annotation is: true [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 160) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 156 163) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 657 663) the Hoare annotation is: true [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 657 663) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 466) no Hoare annotation was computed. [2023-04-01 05:56:54,028 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))) [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point L464-1(lines 445 469) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 445 469) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L895 garLoopResultBuilder]: At program point L459(line 459) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,028 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)) [2023-04-01 05:56:54,028 INFO L895 garLoopResultBuilder]: At program point L455(line 455) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,028 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 461) no Hoare annotation was computed. [2023-04-01 05:56:54,028 INFO L895 garLoopResultBuilder]: At program point L451(line 451) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:56:54,029 INFO L899 garLoopResultBuilder]: For program point L451-1(line 451) no Hoare annotation was computed. [2023-04-01 05:56:54,029 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 540 548) no Hoare annotation was computed. [2023-04-01 05:56:54,029 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 540 548) the Hoare annotation is: true [2023-04-01 05:56:54,029 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 549 584) no Hoare annotation was computed. [2023-04-01 05:56:54,029 INFO L899 garLoopResultBuilder]: For program point L579(line 579) no Hoare annotation was computed. [2023-04-01 05:56:54,029 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 549 584) no Hoare annotation was computed. [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point L579-1(line 579) no Hoare annotation was computed. [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 680 725) no Hoare annotation was computed. [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 680 725) no Hoare annotation was computed. [2023-04-01 05:56:54,032 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))) [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 118 128) no Hoare annotation was computed. [2023-04-01 05:56:54,032 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))) [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 118 128) no Hoare annotation was computed. [2023-04-01 05:56:54,032 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 529 539) no Hoare annotation was computed. [2023-04-01 05:56:54,032 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 529 539) the Hoare annotation is: true [2023-04-01 05:56:54,032 INFO L902 garLoopResultBuilder]: At program point L534(line 534) the Hoare annotation is: true [2023-04-01 05:56:54,033 INFO L899 garLoopResultBuilder]: For program point L534-1(line 534) no Hoare annotation was computed. [2023-04-01 05:56:54,033 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 521 528) no Hoare annotation was computed. [2023-04-01 05:56:54,033 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 521 528) the Hoare annotation is: true [2023-04-01 05:56:54,033 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 947 992) no Hoare annotation was computed. [2023-04-01 05:56:54,033 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 947 992) no Hoare annotation was computed. [2023-04-01 05:56:54,033 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 640 649) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 640 649) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L894(lines 893 913) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L925(line 925) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L925-1(line 925) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 931) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L909(line 909) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L909-1(line 909) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 844 946) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 844 946) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L893-2(lines 893 913) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L914(lines 892 915) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 844 946) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 889) no Hoare annotation was computed. [2023-04-01 05:56:54,034 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:56:54,034 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))) [2023-04-01 05:56:54,034 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 237 248) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 109 115) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 109 115) the Hoare annotation is: true [2023-04-01 05:56:54,035 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-01 05:56:54,035 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 05:56:54,035 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 05:56:54,037 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-01 05:56:54,039 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 05:56:54,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 05:56:54 BoogieIcfgContainer [2023-04-01 05:56:54,050 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 05:56:54,051 INFO L158 Benchmark]: Toolchain (without parser) took 5151.53ms. Allocated memory was 332.4MB in the beginning and 486.5MB in the end (delta: 154.1MB). Free memory was 292.0MB in the beginning and 261.2MB in the end (delta: 30.8MB). Peak memory consumption was 187.1MB. Max. memory is 8.0GB. [2023-04-01 05:56:54,051 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 05:56:54,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.10ms. Allocated memory is still 332.4MB. Free memory was 291.6MB in the beginning and 272.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-01 05:56:54,051 INFO L158 Benchmark]: Boogie Preprocessor took 41.03ms. Allocated memory is still 332.4MB. Free memory was 272.3MB in the beginning and 269.0MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-01 05:56:54,052 INFO L158 Benchmark]: RCFGBuilder took 794.62ms. Allocated memory is still 332.4MB. Free memory was 269.0MB in the beginning and 270.9MB in the end (delta: -1.9MB). Peak memory consumption was 44.8MB. Max. memory is 8.0GB. [2023-04-01 05:56:54,052 INFO L158 Benchmark]: TraceAbstraction took 4012.45ms. Allocated memory was 332.4MB in the beginning and 486.5MB in the end (delta: 154.1MB). Free memory was 270.3MB in the beginning and 261.2MB in the end (delta: 9.1MB). Peak memory consumption was 163.3MB. Max. memory is 8.0GB. [2023-04-01 05:56:54,054 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 192.9MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 299.10ms. Allocated memory is still 332.4MB. Free memory was 291.6MB in the beginning and 272.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.03ms. Allocated memory is still 332.4MB. Free memory was 272.3MB in the beginning and 269.0MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 794.62ms. Allocated memory is still 332.4MB. Free memory was 269.0MB in the beginning and 270.9MB in the end (delta: -1.9MB). Peak memory consumption was 44.8MB. Max. memory is 8.0GB. * TraceAbstraction took 4012.45ms. Allocated memory was 332.4MB in the beginning and 486.5MB in the end (delta: 154.1MB). Free memory was 270.3MB in the beginning and 261.2MB in the end (delta: 9.1MB). Peak memory consumption was 163.3MB. 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: 3.9s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, 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, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s 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! [2023-04-01 05:56:54,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...