/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_spec5_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 06:02:14,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 06:02:14,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 06:02:14,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 06:02:14,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 06:02:14,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 06:02:14,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 06:02:14,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 06:02:14,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 06:02:14,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 06:02:14,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 06:02:14,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 06:02:14,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 06:02:14,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 06:02:14,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 06:02:14,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 06:02:14,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 06:02:14,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 06:02:14,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 06:02:14,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 06:02:14,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 06:02:14,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 06:02:14,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 06:02:14,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 06:02:14,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 06:02:14,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 06:02:14,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 06:02:14,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 06:02:14,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 06:02:14,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 06:02:14,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 06:02:14,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 06:02:14,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 06:02:14,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 06:02:14,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 06:02:14,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 06:02:14,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 06:02:14,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 06:02:14,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 06:02:14,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 06:02:14,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 06:02:14,362 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 06:02:14,404 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 06:02:14,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 06:02:14,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 06:02:14,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 06:02:14,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 06:02:14,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 06:02:14,406 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 06:02:14,406 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 06:02:14,406 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 06:02:14,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 06:02:14,407 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 06:02:14,407 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 06:02:14,407 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 06:02:14,407 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 06:02:14,407 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 06:02:14,408 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 06:02:14,408 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 06:02:14,408 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 06:02:14,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 06:02:14,408 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 06:02:14,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 06:02:14,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 06:02:14,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 06:02:14,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 06:02:14,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 06:02:14,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 06:02:14,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 06:02:14,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 06:02:14,411 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 06:02:14,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 06:02:14,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 06:02:14,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 06:02:14,757 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 06:02:14,757 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 06:02:14,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-04-01 06:02:16,000 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 06:02:16,330 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 06:02:16,330 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-04-01 06:02:16,348 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0442e934d/f8235aa786714f8587ecad554cc97e49/FLAG3d36cbe16 [2023-04-01 06:02:16,366 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0442e934d/f8235aa786714f8587ecad554cc97e49 [2023-04-01 06:02:16,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 06:02:16,383 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 06:02:16,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 06:02:16,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 06:02:16,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 06:02:16,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 06:02:16" (1/1) ... [2023-04-01 06:02:16,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18462cf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:16, skipping insertion in model container [2023-04-01 06:02:16,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 06:02:16" (1/1) ... [2023-04-01 06:02:16,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 06:02:16,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 06:02:16,673 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_spec5_product35.cil.c[1605,1618] [2023-04-01 06:02:16,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 06:02:16,888 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 06:02:16,916 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_spec5_product35.cil.c[1605,1618] [2023-04-01 06:02:16,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 06:02:17,022 INFO L208 MainTranslator]: Completed translation [2023-04-01 06:02:17,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17 WrapperNode [2023-04-01 06:02:17,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 06:02:17,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 06:02:17,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 06:02:17,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 06:02:17,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,132 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 06:02:17,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 06:02:17,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 06:02:17,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 06:02:17,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (1/1) ... [2023-04-01 06:02:17,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 06:02:17,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 06:02:17,167 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 06:02:17,169 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 06:02:17,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 06:02:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 06:02:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 06:02:17,208 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 06:02:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 06:02:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-01 06:02:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-01 06:02:17,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 06:02:17,213 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-01 06:02:17,214 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-01 06:02:17,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-01 06:02:17,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-01 06:02:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 06:02:17,216 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 06:02:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 06:02:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 06:02:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 06:02:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 06:02:17,217 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 06:02:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-01 06:02:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-01 06:02:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-01 06:02:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-01 06:02:17,218 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-01 06:02:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-01 06:02:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 06:02:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-01 06:02:17,219 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 06:02:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-01 06:02:17,220 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 06:02:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 06:02:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 06:02:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 06:02:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 06:02:17,221 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 06:02:17,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-01 06:02:17,234 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-01 06:02:17,235 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 06:02:17,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 06:02:17,470 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 06:02:17,482 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 06:02:18,265 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 06:02:18,453 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 06:02:18,453 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-01 06:02:18,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 06:02:18 BoogieIcfgContainer [2023-04-01 06:02:18,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 06:02:18,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 06:02:18,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 06:02:18,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 06:02:18,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 06:02:16" (1/3) ... [2023-04-01 06:02:18,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6adfb68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 06:02:18, skipping insertion in model container [2023-04-01 06:02:18,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 06:02:17" (2/3) ... [2023-04-01 06:02:18,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6adfb68c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 06:02:18, skipping insertion in model container [2023-04-01 06:02:18,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 06:02:18" (3/3) ... [2023-04-01 06:02:18,476 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2023-04-01 06:02:18,488 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 06:02:18,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 06:02:18,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 06:02:18,590 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;@35857ba5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 06:02:18,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 06:02:18,594 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 74 states have internal predecessors, (80), 45 states have call successors, (45), 28 states have call predecessors, (45), 28 states have return successors, (45), 43 states have call predecessors, (45), 45 states have call successors, (45) [2023-04-01 06:02:18,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-01 06:02:18,607 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:18,608 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] [2023-04-01 06:02:18,608 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:18,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:18,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1354505336, now seen corresponding path program 1 times [2023-04-01 06:02:18,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:18,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660933201] [2023-04-01 06:02:18,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:18,978 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 06:02:18,978 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:18,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660933201] [2023-04-01 06:02:18,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660933201] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:18,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:18,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 06:02:18,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648653774] [2023-04-01 06:02:18,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:18,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 06:02:18,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:19,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 06:02:19,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 06:02:19,021 INFO L87 Difference]: Start difference. First operand has 138 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 74 states have internal predecessors, (80), 45 states have call successors, (45), 28 states have call predecessors, (45), 28 states have return successors, (45), 43 states have call predecessors, (45), 45 states have call successors, (45) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 06:02:19,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:19,095 INFO L93 Difference]: Finished difference Result 206 states and 251 transitions. [2023-04-01 06:02:19,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 06:02:19,097 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2023-04-01 06:02:19,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:19,104 INFO L225 Difference]: With dead ends: 206 [2023-04-01 06:02:19,104 INFO L226 Difference]: Without dead ends: 105 [2023-04-01 06:02:19,108 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 06:02:19,111 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:19,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 06:02:19,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-04-01 06:02:19,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2023-04-01 06:02:19,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 62 states have internal predecessors, (66), 30 states have call successors, (30), 26 states have call predecessors, (30), 21 states have return successors, (25), 23 states have call predecessors, (25), 25 states have call successors, (25) [2023-04-01 06:02:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2023-04-01 06:02:19,161 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 52 [2023-04-01 06:02:19,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:19,162 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2023-04-01 06:02:19,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 06:02:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2023-04-01 06:02:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-04-01 06:02:19,167 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:19,167 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] [2023-04-01 06:02:19,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 06:02:19,167 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:19,168 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:19,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1962240019, now seen corresponding path program 1 times [2023-04-01 06:02:19,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:19,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042909846] [2023-04-01 06:02:19,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:19,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:19,305 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 06:02:19,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:19,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042909846] [2023-04-01 06:02:19,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042909846] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:19,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:19,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 06:02:19,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118342623] [2023-04-01 06:02:19,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:19,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 06:02:19,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:19,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 06:02:19,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 06:02:19,309 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 06:02:19,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:19,381 INFO L93 Difference]: Finished difference Result 155 states and 178 transitions. [2023-04-01 06:02:19,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 06:02:19,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2023-04-01 06:02:19,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:19,382 INFO L225 Difference]: With dead ends: 155 [2023-04-01 06:02:19,382 INFO L226 Difference]: Without dead ends: 97 [2023-04-01 06:02:19,383 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 06:02:19,383 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 11 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:19,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 174 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 06:02:19,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-04-01 06:02:19,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-04-01 06:02:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 48 states have (on average 1.25) internal successors, (60), 57 states have internal predecessors, (60), 27 states have call successors, (27), 25 states have call predecessors, (27), 21 states have return successors, (23), 21 states have call predecessors, (23), 23 states have call successors, (23) [2023-04-01 06:02:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2023-04-01 06:02:19,391 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 53 [2023-04-01 06:02:19,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:19,391 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2023-04-01 06:02:19,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 06:02:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2023-04-01 06:02:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-01 06:02:19,392 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:19,393 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] [2023-04-01 06:02:19,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 06:02:19,393 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:19,393 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:19,393 INFO L85 PathProgramCache]: Analyzing trace with hash -817316429, now seen corresponding path program 1 times [2023-04-01 06:02:19,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:19,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436884048] [2023-04-01 06:02:19,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:19,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:19,760 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 06:02:19,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:19,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436884048] [2023-04-01 06:02:19,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436884048] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:19,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:19,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 06:02:19,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498192239] [2023-04-01 06:02:19,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:19,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 06:02:19,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:19,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 06:02:19,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-01 06:02:19,764 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-01 06:02:20,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:20,011 INFO L93 Difference]: Finished difference Result 290 states and 344 transitions. [2023-04-01 06:02:20,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 06:02:20,012 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) Word has length 56 [2023-04-01 06:02:20,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:20,020 INFO L225 Difference]: With dead ends: 290 [2023-04-01 06:02:20,020 INFO L226 Difference]: Without dead ends: 218 [2023-04-01 06:02:20,026 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 06:02:20,028 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 209 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:20,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 429 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 06:02:20,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-04-01 06:02:20,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 200. [2023-04-01 06:02:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 106 states have (on average 1.2830188679245282) internal successors, (136), 122 states have internal predecessors, (136), 51 states have call successors, (51), 46 states have call predecessors, (51), 42 states have return successors, (48), 43 states have call predecessors, (48), 47 states have call successors, (48) [2023-04-01 06:02:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 235 transitions. [2023-04-01 06:02:20,079 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 235 transitions. Word has length 56 [2023-04-01 06:02:20,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:20,079 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 235 transitions. [2023-04-01 06:02:20,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 4 states have call successors, (16), 4 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 4 states have call successors, (10) [2023-04-01 06:02:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 235 transitions. [2023-04-01 06:02:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-04-01 06:02:20,081 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:20,081 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] [2023-04-01 06:02:20,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 06:02:20,081 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:20,082 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:20,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1118011674, now seen corresponding path program 1 times [2023-04-01 06:02:20,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:20,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145103045] [2023-04-01 06:02:20,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:20,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-01 06:02:20,212 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:20,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145103045] [2023-04-01 06:02:20,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145103045] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:20,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:20,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 06:02:20,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432656729] [2023-04-01 06:02:20,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:20,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 06:02:20,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:20,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 06:02:20,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-04-01 06:02:20,213 INFO L87 Difference]: Start difference. First operand 200 states and 235 transitions. Second operand has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 3 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-01 06:02:20,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:20,656 INFO L93 Difference]: Finished difference Result 517 states and 660 transitions. [2023-04-01 06:02:20,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-01 06:02:20,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 3 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 61 [2023-04-01 06:02:20,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:20,664 INFO L225 Difference]: With dead ends: 517 [2023-04-01 06:02:20,664 INFO L226 Difference]: Without dead ends: 342 [2023-04-01 06:02:20,678 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2023-04-01 06:02:20,686 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 119 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:20,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 228 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 06:02:20,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2023-04-01 06:02:20,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 298. [2023-04-01 06:02:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 162 states have (on average 1.228395061728395) internal successors, (199), 177 states have internal predecessors, (199), 71 states have call successors, (71), 64 states have call predecessors, (71), 64 states have return successors, (82), 68 states have call predecessors, (82), 67 states have call successors, (82) [2023-04-01 06:02:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 352 transitions. [2023-04-01 06:02:20,762 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 352 transitions. Word has length 61 [2023-04-01 06:02:20,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:20,762 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 352 transitions. [2023-04-01 06:02:20,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 3 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2023-04-01 06:02:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 352 transitions. [2023-04-01 06:02:20,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-04-01 06:02:20,782 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:20,783 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] [2023-04-01 06:02:20,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 06:02:20,783 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:20,783 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:20,783 INFO L85 PathProgramCache]: Analyzing trace with hash 67739372, now seen corresponding path program 1 times [2023-04-01 06:02:20,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:20,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580893647] [2023-04-01 06:02:20,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:20,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:21,271 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 06:02:21,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:21,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580893647] [2023-04-01 06:02:21,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580893647] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:21,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:21,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-01 06:02:21,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131171255] [2023-04-01 06:02:21,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:21,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 06:02:21,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:21,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 06:02:21,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-04-01 06:02:21,287 INFO L87 Difference]: Start difference. First operand 298 states and 352 transitions. Second operand has 12 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 4 states have call successors, (20), 3 states have call predecessors, (20), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-01 06:02:21,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:21,807 INFO L93 Difference]: Finished difference Result 946 states and 1140 transitions. [2023-04-01 06:02:21,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-01 06:02:21,807 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 4 states have call successors, (20), 3 states have call predecessors, (20), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) Word has length 73 [2023-04-01 06:02:21,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:21,812 INFO L225 Difference]: With dead ends: 946 [2023-04-01 06:02:21,812 INFO L226 Difference]: Without dead ends: 673 [2023-04-01 06:02:21,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2023-04-01 06:02:21,813 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 185 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:21,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 752 Invalid, 628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 06:02:21,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2023-04-01 06:02:21,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 656. [2023-04-01 06:02:21,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 374 states have (on average 1.2352941176470589) internal successors, (462), 401 states have internal predecessors, (462), 148 states have call successors, (148), 135 states have call predecessors, (148), 133 states have return successors, (173), 144 states have call predecessors, (173), 144 states have call successors, (173) [2023-04-01 06:02:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 783 transitions. [2023-04-01 06:02:21,881 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 783 transitions. Word has length 73 [2023-04-01 06:02:21,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:21,882 INFO L495 AbstractCegarLoop]: Abstraction has 656 states and 783 transitions. [2023-04-01 06:02:21,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 4 states have call successors, (20), 3 states have call predecessors, (20), 6 states have return successors, (14), 7 states have call predecessors, (14), 4 states have call successors, (14) [2023-04-01 06:02:21,882 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 783 transitions. [2023-04-01 06:02:21,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-04-01 06:02:21,884 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:21,884 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] [2023-04-01 06:02:21,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 06:02:21,884 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:21,885 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:21,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1571013937, now seen corresponding path program 1 times [2023-04-01 06:02:21,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:21,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302705427] [2023-04-01 06:02:21,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:21,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:22,102 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 06:02:22,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:22,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302705427] [2023-04-01 06:02:22,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302705427] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:22,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:22,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-01 06:02:22,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841518529] [2023-04-01 06:02:22,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:22,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 06:02:22,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:22,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 06:02:22,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-01 06:02:22,104 INFO L87 Difference]: Start difference. First operand 656 states and 783 transitions. Second operand has 9 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (21), 5 states have call predecessors, (21), 4 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) [2023-04-01 06:02:22,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:22,572 INFO L93 Difference]: Finished difference Result 2087 states and 2568 transitions. [2023-04-01 06:02:22,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-01 06:02:22,572 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (21), 5 states have call predecessors, (21), 4 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) Word has length 76 [2023-04-01 06:02:22,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:22,580 INFO L225 Difference]: With dead ends: 2087 [2023-04-01 06:02:22,581 INFO L226 Difference]: Without dead ends: 1605 [2023-04-01 06:02:22,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2023-04-01 06:02:22,583 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 256 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:22,583 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 519 Invalid, 662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 06:02:22,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2023-04-01 06:02:22,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1358. [2023-04-01 06:02:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1358 states, 776 states have (on average 1.2396907216494846) internal successors, (962), 826 states have internal predecessors, (962), 301 states have call successors, (301), 270 states have call predecessors, (301), 280 states have return successors, (381), 306 states have call predecessors, (381), 297 states have call successors, (381) [2023-04-01 06:02:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1358 states and 1644 transitions. [2023-04-01 06:02:22,710 INFO L78 Accepts]: Start accepts. Automaton has 1358 states and 1644 transitions. Word has length 76 [2023-04-01 06:02:22,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:22,712 INFO L495 AbstractCegarLoop]: Abstraction has 1358 states and 1644 transitions. [2023-04-01 06:02:22,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 4 states have call successors, (21), 5 states have call predecessors, (21), 4 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) [2023-04-01 06:02:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1644 transitions. [2023-04-01 06:02:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-01 06:02:22,719 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:22,720 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2023-04-01 06:02:22,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 06:02:22,720 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:22,720 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:22,720 INFO L85 PathProgramCache]: Analyzing trace with hash -2035370099, now seen corresponding path program 1 times [2023-04-01 06:02:22,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:22,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440488521] [2023-04-01 06:02:22,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:22,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:22,875 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-04-01 06:02:22,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:22,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440488521] [2023-04-01 06:02:22,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440488521] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 06:02:22,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947858525] [2023-04-01 06:02:22,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:22,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 06:02:22,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 06:02:22,893 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 06:02:22,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 06:02:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:23,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-01 06:02:23,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 06:02:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 06:02:23,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 06:02:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-04-01 06:02:23,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947858525] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-01 06:02:23,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [737148133] [2023-04-01 06:02:23,568 INFO L159 IcfgInterpreter]: Started Sifa with 85 locations of interest [2023-04-01 06:02:23,569 INFO L166 IcfgInterpreter]: Building call graph [2023-04-01 06:02:23,572 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-01 06:02:23,575 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-01 06:02:23,575 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-01 06:02:23,781 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 31 for LOIs [2023-04-01 06:02:23,815 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-04-01 06:02:24,021 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 36 for LOIs [2023-04-01 06:02:24,072 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 26 for LOIs [2023-04-01 06:02:24,075 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 26 for LOIs [2023-04-01 06:02:24,078 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 36 for LOIs [2023-04-01 06:02:26,714 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 37 for LOIs [2023-04-01 06:02:26,729 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 46 for LOIs [2023-04-01 06:02:27,580 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 50 for LOIs [2023-04-01 06:02:27,586 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2023-04-01 06:02:27,810 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 39 for LOIs [2023-04-01 06:02:27,814 INFO L197 IcfgInterpreter]: Interpreting procedure getWaterLevel with input of size 31 for LOIs [2023-04-01 06:02:27,819 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__2 with input of size 41 for LOIs [2023-04-01 06:02:27,925 INFO L197 IcfgInterpreter]: Interpreting procedure isPumpRunning with input of size 20 for LOIs [2023-04-01 06:02:27,927 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__1 with input of size 28 for LOIs [2023-04-01 06:02:27,929 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 26 for LOIs [2023-04-01 06:02:27,930 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 26 for LOIs [2023-04-01 06:02:27,932 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 54 for LOIs [2023-04-01 06:02:28,485 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterLevel with input of size 24 for LOIs [2023-04-01 06:02:28,584 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterSensorDry with input of size 24 for LOIs [2023-04-01 06:02:28,588 INFO L197 IcfgInterpreter]: Interpreting procedure activatePump with input of size 36 for LOIs [2023-04-01 06:02:28,592 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 47 for LOIs [2023-04-01 06:02:28,594 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-01 06:02:32,992 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '10733#(and (<= 1 |#StackHeapBarrier|) (not (= ~pumpRunning~0 0)) (<= ~pumpRunning~0 2147483647) (= ~methaneLevelCritical~0 0) (= ~head~0.offset 0) (= 1 ~systemActive~0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= ~waterLevel~0 2147483647) (= ~head~0.base 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#NULL.offset| 0) (= ~switchedOnBeforeTS~0 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))' at error location [2023-04-01 06:02:32,993 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-01 06:02:32,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-01 06:02:32,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2023-04-01 06:02:32,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863750652] [2023-04-01 06:02:32,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-01 06:02:32,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-01 06:02:32,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:32,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-01 06:02:32,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=478, Invalid=4778, Unknown=0, NotChecked=0, Total=5256 [2023-04-01 06:02:32,996 INFO L87 Difference]: Start difference. First operand 1358 states and 1644 transitions. Second operand has 19 states, 12 states have (on average 8.0) internal successors, (96), 15 states have internal predecessors, (96), 7 states have call successors, (45), 6 states have call predecessors, (45), 11 states have return successors, (43), 10 states have call predecessors, (43), 6 states have call successors, (43) [2023-04-01 06:02:33,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:33,932 INFO L93 Difference]: Finished difference Result 2525 states and 3167 transitions. [2023-04-01 06:02:33,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-04-01 06:02:33,933 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 12 states have (on average 8.0) internal successors, (96), 15 states have internal predecessors, (96), 7 states have call successors, (45), 6 states have call predecessors, (45), 11 states have return successors, (43), 10 states have call predecessors, (43), 6 states have call successors, (43) Word has length 114 [2023-04-01 06:02:33,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:33,938 INFO L225 Difference]: With dead ends: 2525 [2023-04-01 06:02:33,938 INFO L226 Difference]: Without dead ends: 1332 [2023-04-01 06:02:33,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 277 SyntacticMatches, 10 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3801 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=725, Invalid=8587, Unknown=0, NotChecked=0, Total=9312 [2023-04-01 06:02:33,957 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 266 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 1549 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:33,957 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 1549 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-01 06:02:33,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2023-04-01 06:02:34,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 944. [2023-04-01 06:02:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 944 states, 532 states have (on average 1.218045112781955) internal successors, (648), 579 states have internal predecessors, (648), 217 states have call successors, (217), 204 states have call predecessors, (217), 194 states have return successors, (241), 195 states have call predecessors, (241), 213 states have call successors, (241) [2023-04-01 06:02:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1106 transitions. [2023-04-01 06:02:34,040 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1106 transitions. Word has length 114 [2023-04-01 06:02:34,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:34,040 INFO L495 AbstractCegarLoop]: Abstraction has 944 states and 1106 transitions. [2023-04-01 06:02:34,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 12 states have (on average 8.0) internal successors, (96), 15 states have internal predecessors, (96), 7 states have call successors, (45), 6 states have call predecessors, (45), 11 states have return successors, (43), 10 states have call predecessors, (43), 6 states have call successors, (43) [2023-04-01 06:02:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1106 transitions. [2023-04-01 06:02:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-01 06:02:34,042 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 06:02:34,043 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-04-01 06:02:34,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-01 06:02:34,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 06:02:34,248 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 06:02:34,249 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 06:02:34,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1227033502, now seen corresponding path program 1 times [2023-04-01 06:02:34,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 06:02:34,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112396005] [2023-04-01 06:02:34,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 06:02:34,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 06:02:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 06:02:34,312 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-04-01 06:02:34,312 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 06:02:34,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112396005] [2023-04-01 06:02:34,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112396005] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 06:02:34,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 06:02:34,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 06:02:34,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172531070] [2023-04-01 06:02:34,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 06:02:34,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 06:02:34,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 06:02:34,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 06:02:34,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 06:02:34,314 INFO L87 Difference]: Start difference. First operand 944 states and 1106 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 06:02:34,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 06:02:34,367 INFO L93 Difference]: Finished difference Result 1136 states and 1345 transitions. [2023-04-01 06:02:34,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 06:02:34,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 166 [2023-04-01 06:02:34,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 06:02:34,368 INFO L225 Difference]: With dead ends: 1136 [2023-04-01 06:02:34,368 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 06:02:34,371 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 06:02:34,372 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 42 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 06:02:34,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 204 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 06:02:34,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 06:02:34,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 06:02:34,375 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 06:02:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 06:02:34,375 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2023-04-01 06:02:34,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 06:02:34,376 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 06:02:34,376 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (30), 3 states have call predecessors, (30), 2 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2023-04-01 06:02:34,376 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 06:02:34,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 06:02:34,378 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 06:02:34,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 06:02:34,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 06:02:37,425 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 252) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L242-2(lines 242 263) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 217 272) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L264(lines 241 265) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 217 272) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L318-1(line 318) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 273 332) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 273 332) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 273 332) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 299 324) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point L325(lines 298 326) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 556 564) no Hoare annotation was computed. [2023-04-01 06:02:37,426 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 556 564) the Hoare annotation is: true [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point L153(line 153) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0))) [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 141 163) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point L153-1(line 153) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0))) [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 158) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 158) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point L148(line 148) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point L147-1(line 147) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,427 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 141 163) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 94 117) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 94 117) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-01 06:02:37,427 INFO L899 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 94 117) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 892 906) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 902) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 892 906) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse4 (< 2 ~waterLevel~0)) (.cse2 (not (= |old(~systemActive~0)| 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (<= ~waterLevel~0 1)) (.cse3 (= 0 ~systemActive~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or .cse2 .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (and .cse1 .cse3)) (or .cse4 .cse0 .cse1 .cse5) (or .cse4 .cse2 .cse0 .cse5 .cse3))) [2023-04-01 06:02:37,428 INFO L895 garLoopResultBuilder]: At program point L898(line 898) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (< 2 ~waterLevel~0) .cse0 (<= ~waterLevel~0 1)) (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= ~waterLevel~0 1)) .cse0) (or (not (= |old(~systemActive~0)| 0)) .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))))) [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 542 548) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 542 548) the Hoare annotation is: true [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 484 529) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 484 529) no Hoare annotation was computed. [2023-04-01 06:02:37,428 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 718 731) the Hoare annotation is: true [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 718 731) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point L795(line 795) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) .cse2 .cse0 (<= ~waterLevel~0 1) .cse1) (or (not (= ~waterLevel~0 1)) .cse2 .cse0 .cse1))) [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point L795-1(lines 776 800) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 776 800) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point L790(line 790) the Hoare annotation is: (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~waterLevel~0 1)) (and .cse0 (= 0 processEnvironment_~tmp~5)) .cse1 .cse2 .cse3) (or (< 2 ~waterLevel~0) .cse1 .cse0 .cse2 (<= ~waterLevel~0 1) .cse3) (or .cse2 (not (= |old(~pumpRunning~0)| 1)) .cse3))) [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point L786(line 786) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or (< 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0) .cse1 (<= ~waterLevel~0 1) .cse2) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2))) [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 792) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse2 (not (= |old(~pumpRunning~0)| 1)) .cse3))) [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point L782-1(line 782) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 776 800) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) .cse2 .cse3 .cse0 (<= ~waterLevel~0 1) .cse1) (or (not (= ~waterLevel~0 1)) .cse2 .cse3 .cse0 .cse1))) [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 768 774) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 768 774) the Hoare annotation is: true [2023-04-01 06:02:37,429 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 620) no Hoare annotation was computed. [2023-04-01 06:02:37,429 INFO L895 garLoopResultBuilder]: At program point L599(line 599) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 (= ~switchedOnBeforeTS~0 1) .cse4) (and .cse5 .cse0 (= 0 ~systemActive~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse5 .cse0 .cse2 (= ~waterLevel~0 1)))) [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 567 632) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 603) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L597-1(lines 597 603) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point L622(lines 577 624) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 (= ~switchedOnBeforeTS~0 1) .cse4) (and .cse5 .cse0 .cse1 .cse2 .cse3 .cse6) (and .cse5 .cse0 (= 0 ~systemActive~0) .cse6) (and .cse5 .cse0 .cse2 (= ~waterLevel~0 1)))) [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point L589(line 589) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse3 (< 1 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 0)) (.cse0 (= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~waterLevel~0 1))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4)) .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse5) (and .cse6 .cse0 (= 0 ~systemActive~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse6 .cse0 .cse3 .cse1 .cse4) (and .cse6 .cse0 .cse1 .cse2))) [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 593) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 567 632) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point L625(lines 576 626) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point L615(line 615) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse0 (< 1 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse0 (= 0 ~systemActive~0) (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse1 .cse0 (= ~waterLevel~0 1)))) [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 619) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L895 garLoopResultBuilder]: At program point L613-1(lines 607 620) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 (= ~switchedOnBeforeTS~0 1) .cse4) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse5 .cse0 (= 0 ~systemActive~0)) (and .cse5 .cse0 .cse2 (= ~waterLevel~0 1)))) [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 567 632) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point L578(lines 577 624) no Hoare annotation was computed. [2023-04-01 06:02:37,430 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 686 708) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 686 708) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 801 808) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 801 808) the Hoare annotation is: (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (<= ~waterLevel~0 1) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2023-04-01 06:02:37,431 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 709 717) the Hoare annotation is: true [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 709 717) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 873 891) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L902 garLoopResultBuilder]: At program point L880(line 880) the Hoare annotation is: true [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point L880-1(line 880) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 873 891) the Hoare annotation is: true [2023-04-01 06:02:37,431 INFO L895 garLoopResultBuilder]: At program point L757(line 757) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 1)) (.cse2 (= ~waterLevel~0 1)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (<= |old(~waterLevel~0)| 1)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 0)) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse5 .cse6) .cse4 .cse7) (or .cse4 (and .cse5 .cse2 .cse6) .cse7 .cse8 .cse9) (or .cse0 .cse4 .cse8 .cse9 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (or .cse0 (not (= 0 ~systemActive~0))))) [2023-04-01 06:02:37,431 INFO L895 garLoopResultBuilder]: At program point L755(lines 755 761) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0)) (.cse6 (= ~waterLevel~0 1)) (.cse13 (= ~switchedOnBeforeTS~0 0))) (let ((.cse3 (= ~switchedOnBeforeTS~0 1)) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (and .cse12 .cse6 .cse13)) (.cse2 (not (= 1 ~systemActive~0))) (.cse9 (and .cse12 .cse11 .cse13)) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (<= |old(~waterLevel~0)| 1)) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse10 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) .cse2) (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse3 .cse4) .cse2 .cse5) (or .cse2 (and .cse3 .cse6 .cse4) .cse5 .cse7 .cse8) (or .cse0 .cse1 .cse9 .cse10) (or .cse0 .cse2 .cse7 .cse8 .cse9 (and .cse11 .cse4)) (or .cse0 .cse11 .cse7 .cse8 .cse10)))) [2023-04-01 06:02:37,431 INFO L895 garLoopResultBuilder]: At program point L750(line 750) the Hoare annotation is: (let ((.cse4 (= ~switchedOnBeforeTS~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse2 (<= |old(~waterLevel~0)| 1)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse4 (or .cse5 (= ~waterLevel~0 1)) .cse6) .cse1 .cse7) (or (and .cse4 .cse5 .cse6) .cse1 .cse7 .cse2 .cse3) (or .cse0 (not (= 0 ~systemActive~0))))) [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point L748(lines 744 766) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 741 767) no Hoare annotation was computed. [2023-04-01 06:02:37,431 INFO L899 garLoopResultBuilder]: For program point L746(lines 744 766) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 741 767) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~waterLevel~0 1))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse8 (<= |old(~waterLevel~0)| 1)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse3 (or .cse7 .cse6)) (.cse11 (= ~pumpRunning~0 1)) (.cse10 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (not (= 0 ~systemActive~0))) (.cse12 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse5 (not (= 1 ~systemActive~0))) (.cse13 (= ~switchedOnBeforeTS~0 0))) (and (or .cse0 .cse1 (and .cse2 .cse3)) (or .cse0 .cse4 .cse5 (and .cse2 .cse6)) (or .cse0 (and .cse2 .cse7) .cse5 .cse8 .cse9) (or .cse5 .cse10 .cse8 .cse9 (and .cse7 .cse11)) (or .cse0 .cse7 .cse8 .cse9 .cse1) (or .cse0 .cse4 (< |old(~switchedOnBeforeTS~0)| 1) (<= 1 ~switchedOnBeforeTS~0) .cse1) (or .cse12 (and (= ~switchedOnBeforeTS~0 1) .cse3 .cse11) .cse5 .cse10) (or .cse12 .cse0 .cse13 .cse1) (or .cse12 .cse0 .cse4 .cse5 .cse13)))) [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 741 767) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 61 90) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L902 garLoopResultBuilder]: At program point L86(lines 61 90) the Hoare annotation is: true [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L902 garLoopResultBuilder]: At program point L75-1(lines 75 79) the Hoare annotation is: true [2023-04-01 06:02:37,432 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 61 90) the Hoare annotation is: true [2023-04-01 06:02:37,432 INFO L902 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: true [2023-04-01 06:02:37,432 INFO L902 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: true [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point L67-1(line 67) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 677 685) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 677 685) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 641 652) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 641 652) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~pumpRunning~0 1))) (.cse2 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (or .cse0 .cse1 .cse2 .cse3 (<= |old(~waterLevel~0)| 1) (< 2 |old(~waterLevel~0)|)))) [2023-04-01 06:02:37,432 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 653 664) no Hoare annotation was computed. [2023-04-01 06:02:37,432 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 653 664) the Hoare annotation is: (let ((.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~systemActive~0))) (.cse6 (<= |old(~waterLevel~0)| 1)) (.cse7 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= ~pumpRunning~0 1))) (.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse4 (and (or .cse5 .cse0 .cse6 .cse7) (or .cse5 .cse8 .cse0))) (or (and (or .cse8 .cse0) (or .cse0 .cse6 .cse7)) .cse1 .cse3 .cse4) (or .cse5 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))))) [2023-04-01 06:02:37,433 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 50 57) the Hoare annotation is: true [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 50 57) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 549 555) the Hoare annotation is: true [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 549 555) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 909 916) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 909 916) the Hoare annotation is: (or (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= ~switchedOnBeforeTS~0 0)) [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 917 926) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point L922(line 922) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 917 926) the Hoare annotation is: (let ((.cse2 (= ~switchedOnBeforeTS~0 0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 0 ~systemActive~0))) (.cse0 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse5 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse5 .cse2) (or .cse4 .cse1 (< |old(~switchedOnBeforeTS~0)| 1) (<= 1 ~switchedOnBeforeTS~0) .cse3) (or .cse0 .cse5 (= ~switchedOnBeforeTS~0 1) (not (= ~pumpRunning~0 1))))) [2023-04-01 06:02:37,433 INFO L895 garLoopResultBuilder]: At program point L942(line 942) the Hoare annotation is: (let ((.cse3 (not (= ~pumpRunning~0 1))) (.cse0 (< 2 ~waterLevel~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 1)) (.cse5 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~waterLevel~0 1)) .cse4 .cse1 .cse5) (or .cse4 .cse5 (not (= 0 ~systemActive~0))) (or .cse1 .cse3 .cse5) (or .cse0 .cse4 .cse1 .cse2 .cse5))) [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 946) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 927 955) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 949) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 927 955) the Hoare annotation is: true [2023-04-01 06:02:37,433 INFO L895 garLoopResultBuilder]: At program point L937(line 937) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (< 2 ~waterLevel~0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse4 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~pumpRunning~0 1))) (or .cse0 .cse3 .cse1 .cse2 .cse4) (or .cse0 .cse3 .cse2 .cse4 (not (= 0 ~systemActive~0))))) [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point L937-1(line 937) no Hoare annotation was computed. [2023-04-01 06:02:37,433 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 952) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L935-1(lines 927 955) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L902 garLoopResultBuilder]: At program point L933(line 933) the Hoare annotation is: true [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L933-1(line 933) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 828 836) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 828 836) the Hoare annotation is: true [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 837 872) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L867(line 867) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 837 872) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L867-1(line 867) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 171 216) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 171 216) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 127 137) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 127 137) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 127 137) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L895 garLoopResultBuilder]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 817 827) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 817 827) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L822(line 822) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point L822-1(line 822) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 809 816) no Hoare annotation was computed. [2023-04-01 06:02:37,434 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 809 816) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 438 483) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 438 483) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L384-2(lines 384 404) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L405(lines 383 406) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 380) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 335 437) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 335 437) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L385(lines 384 404) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L416(line 416) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L416-1(line 416) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 335 437) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L400(line 400) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L400-1(line 400) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 532 541) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 532 541) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= |old(~waterLevel~0)| ~waterLevel~0) (= ~waterLevel~0 1))) [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 665 676) the Hoare annotation is: true [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 665 676) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-01 06:02:37,435 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-01 06:02:37,436 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 118 124) no Hoare annotation was computed. [2023-04-01 06:02:37,436 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 118 124) the Hoare annotation is: true [2023-04-01 06:02:37,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 06:02:37,436 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0)) [2023-04-01 06:02:37,436 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 06:02:37,436 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 06:02:37,440 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 06:02:37,441 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 06:02:37,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 06:02:37 BoogieIcfgContainer [2023-04-01 06:02:37,457 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 06:02:37,457 INFO L158 Benchmark]: Toolchain (without parser) took 21074.24ms. Allocated memory was 275.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 235.3MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 674.7MB. Max. memory is 8.0GB. [2023-04-01 06:02:37,457 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 190.8MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 06:02:37,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.44ms. Allocated memory is still 275.8MB. Free memory was 234.7MB in the beginning and 216.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-04-01 06:02:37,458 INFO L158 Benchmark]: Boogie Preprocessor took 111.86ms. Allocated memory is still 275.8MB. Free memory was 216.4MB in the beginning and 212.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-04-01 06:02:37,458 INFO L158 Benchmark]: RCFGBuilder took 1319.50ms. Allocated memory is still 275.8MB. Free memory was 212.2MB in the beginning and 152.9MB in the end (delta: 59.2MB). Peak memory consumption was 59.8MB. Max. memory is 8.0GB. [2023-04-01 06:02:37,458 INFO L158 Benchmark]: TraceAbstraction took 18986.56ms. Allocated memory was 275.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 152.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 591.8MB. Max. memory is 8.0GB. [2023-04-01 06:02:37,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 190.8MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 639.44ms. Allocated memory is still 275.8MB. Free memory was 234.7MB in the beginning and 216.4MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 111.86ms. Allocated memory is still 275.8MB. Free memory was 216.4MB in the beginning and 212.7MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1319.50ms. Allocated memory is still 275.8MB. Free memory was 212.2MB in the beginning and 152.9MB in the end (delta: 59.2MB). Peak memory consumption was 59.8MB. Max. memory is 8.0GB. * TraceAbstraction took 18986.56ms. Allocated memory was 275.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 152.4MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 591.8MB. 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: 54]: 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 41 procedures, 183 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.9s, OverallIterations: 8, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1132 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1088 mSDsluCounter, 3970 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3016 mSDsCounter, 404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3041 IncrementalHoareTripleChecker+Invalid, 3445 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 404 mSolverCounterUnsat, 954 mSDtfsCounter, 3041 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 470 GetRequests, 311 SyntacticMatches, 11 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3894 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1358occurred in iteration=6, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 714 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1506 PreInvPairs, 1571 NumberOfFragments, 2052 HoareAnnotationTreeSize, 1506 FomulaSimplifications, 3616 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 56 FomulaSimplificationsInter, 9445 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 765 NumberOfCodeBlocks, 765 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 869 ConstructedInterpolants, 0 QuantifiedInterpolants, 1542 SizeOfPredicates, 3 NumberOfNonLiveVariables, 469 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 195/214 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: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((((!(\old(pumpRunning) == 0) || ((((splverifierCounter == 0 && 1 < waterLevel) && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(systemActive) == 1)) || (((splverifierCounter == 0 && 1 == systemActive) && switchedOnBeforeTS == 1) && pumpRunning == 1)) || (((((pumpRunning == 0 && splverifierCounter == 0) && 1 < waterLevel) && 1 == systemActive) && waterLevel <= 2) && pumpRunning == switchedOnBeforeTS)) || (((pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive) && pumpRunning == switchedOnBeforeTS)) || (((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) && waterLevel == 1) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(\old(systemActive) == 1) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-01 06:02:37,486 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...