/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 [2023-04-03 01:09:06,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 01:09:06,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 01:09:06,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 01:09:06,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 01:09:06,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 01:09:06,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 01:09:06,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 01:09:06,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 01:09:06,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 01:09:06,363 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 01:09:06,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 01:09:06,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 01:09:06,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 01:09:06,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 01:09:06,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 01:09:06,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 01:09:06,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 01:09:06,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 01:09:06,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 01:09:06,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 01:09:06,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 01:09:06,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 01:09:06,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 01:09:06,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 01:09:06,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 01:09:06,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 01:09:06,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 01:09:06,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 01:09:06,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 01:09:06,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 01:09:06,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 01:09:06,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 01:09:06,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 01:09:06,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 01:09:06,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 01:09:06,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 01:09:06,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 01:09:06,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 01:09:06,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 01:09:06,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 01:09:06,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 01:09:06,436 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 01:09:06,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 01:09:06,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 01:09:06,436 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 01:09:06,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 01:09:06,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 01:09:06,437 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 01:09:06,437 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 01:09:06,437 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 01:09:06,437 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 01:09:06,438 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 01:09:06,438 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 01:09:06,438 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 01:09:06,438 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 01:09:06,438 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 01:09:06,439 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 01:09:06,439 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 01:09:06,439 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 01:09:06,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 01:09:06,439 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 01:09:06,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 01:09:06,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 01:09:06,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 01:09:06,441 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 01:09:06,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 01:09:06,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 01:09:06,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:09:06,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 01:09:06,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 01:09:06,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 01:09:06,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 01:09:06,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 01:09:06,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 01:09:06,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 01:09:06,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 01:09:06,814 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 01:09:06,814 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 01:09:06,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-04-03 01:09:08,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 01:09:08,319 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 01:09:08,319 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2023-04-03 01:09:08,330 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f840e8ef/42f705c07f7246eebe6b7d6274cae2b5/FLAGef390aac4 [2023-04-03 01:09:08,341 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f840e8ef/42f705c07f7246eebe6b7d6274cae2b5 [2023-04-03 01:09:08,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 01:09:08,344 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 01:09:08,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 01:09:08,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 01:09:08,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 01:09:08,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce4e87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08, skipping insertion in model container [2023-04-03 01:09:08,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 01:09:08,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 01:09:08,531 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] [2023-04-03 01:09:08,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:09:08,652 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 01:09:08,666 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] [2023-04-03 01:09:08,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:09:08,718 INFO L208 MainTranslator]: Completed translation [2023-04-03 01:09:08,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08 WrapperNode [2023-04-03 01:09:08,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 01:09:08,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 01:09:08,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 01:09:08,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 01:09:08,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,749 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 01:09:08,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 01:09:08,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 01:09:08,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 01:09:08,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (1/1) ... [2023-04-03 01:09:08,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:09:08,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:09:08,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 01:09:08,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 01:09:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 01:09:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 01:09:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 01:09:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 01:09:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 01:09:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 01:09:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 01:09:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 01:09:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 01:09:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-03 01:09:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:09:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:09:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 01:09:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 01:09:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 01:09:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 01:09:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 01:09:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 01:09:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 01:09:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 01:09:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 01:09:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:09:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 01:09:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 01:09:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 01:09:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 01:09:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 01:09:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 01:09:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 01:09:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:09:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 01:09:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 01:09:08,986 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 01:09:08,988 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 01:09:09,443 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 01:09:09,530 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 01:09:09,530 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 01:09:09,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:09:09 BoogieIcfgContainer [2023-04-03 01:09:09,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 01:09:09,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 01:09:09,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 01:09:09,559 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 01:09:09,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 01:09:08" (1/3) ... [2023-04-03 01:09:09,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d19d8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:09:09, skipping insertion in model container [2023-04-03 01:09:09,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:08" (2/3) ... [2023-04-03 01:09:09,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d19d8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:09:09, skipping insertion in model container [2023-04-03 01:09:09,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:09:09" (3/3) ... [2023-04-03 01:09:09,561 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35.cil.c [2023-04-03 01:09:09,573 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 01:09:09,573 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 01:09:09,611 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 01:09:09,616 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;@1c158c20, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 01:09:09,616 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 01:09:09,619 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) [2023-04-03 01:09:09,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-03 01:09:09,626 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:09,627 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] [2023-04-03 01:09:09,628 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:09,633 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:09,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1354505336, now seen corresponding path program 1 times [2023-04-03 01:09:09,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:09,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466726723] [2023-04-03 01:09:09,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:09,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:09,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:09:09,824 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:09,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466726723] [2023-04-03 01:09:09,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466726723] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:09,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:09,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 01:09:09,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117110795] [2023-04-03 01:09:09,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:09,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 01:09:09,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:09,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 01:09:09,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:09:09,854 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) [2023-04-03 01:09:09,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:09,931 INFO L93 Difference]: Finished difference Result 206 states and 251 transitions. [2023-04-03 01:09:09,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 01:09:09,934 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 [2023-04-03 01:09:09,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:09,943 INFO L225 Difference]: With dead ends: 206 [2023-04-03 01:09:09,943 INFO L226 Difference]: Without dead ends: 105 [2023-04-03 01:09:09,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:09:09,949 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, 0.1s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:09,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-03 01:09:09,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2023-04-03 01:09:09,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2023-04-03 01:09:09,992 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) [2023-04-03 01:09:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2023-04-03 01:09:09,994 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 52 [2023-04-03 01:09:09,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:09,995 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2023-04-03 01:09:09,995 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) [2023-04-03 01:09:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2023-04-03 01:09:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-04-03 01:09:09,997 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:09,997 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] [2023-04-03 01:09:09,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 01:09:09,997 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:09,997 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:09,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1962240019, now seen corresponding path program 1 times [2023-04-03 01:09:09,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:09,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911210007] [2023-04-03 01:09:09,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:09,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:10,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:09:10,111 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:10,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911210007] [2023-04-03 01:09:10,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911210007] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:10,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:10,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 01:09:10,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903289739] [2023-04-03 01:09:10,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:10,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 01:09:10,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:10,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 01:09:10,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:09:10,114 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) [2023-04-03 01:09:10,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:10,141 INFO L93 Difference]: Finished difference Result 155 states and 178 transitions. [2023-04-03 01:09:10,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 01:09:10,141 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 [2023-04-03 01:09:10,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:10,142 INFO L225 Difference]: With dead ends: 155 [2023-04-03 01:09:10,142 INFO L226 Difference]: Without dead ends: 97 [2023-04-03 01:09:10,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:09:10,144 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, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:10,144 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 174 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:09:10,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-04-03 01:09:10,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-04-03 01:09:10,151 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) [2023-04-03 01:09:10,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2023-04-03 01:09:10,152 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 53 [2023-04-03 01:09:10,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:10,152 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2023-04-03 01:09:10,152 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) [2023-04-03 01:09:10,152 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2023-04-03 01:09:10,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-03 01:09:10,153 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:10,154 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] [2023-04-03 01:09:10,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 01:09:10,154 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:10,154 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:10,154 INFO L85 PathProgramCache]: Analyzing trace with hash -817316429, now seen corresponding path program 1 times [2023-04-03 01:09:10,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:10,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879098068] [2023-04-03 01:09:10,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:10,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:09:10,308 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:10,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879098068] [2023-04-03 01:09:10,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879098068] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:10,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:10,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:09:10,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054150578] [2023-04-03 01:09:10,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:10,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:09:10,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:10,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:09:10,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:09:10,310 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) [2023-04-03 01:09:10,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:10,522 INFO L93 Difference]: Finished difference Result 290 states and 344 transitions. [2023-04-03 01:09:10,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 01:09:10,523 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 [2023-04-03 01:09:10,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:10,526 INFO L225 Difference]: With dead ends: 290 [2023-04-03 01:09:10,526 INFO L226 Difference]: Without dead ends: 218 [2023-04-03 01:09:10,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-03 01:09:10,527 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 [2023-04-03 01:09:10,528 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] [2023-04-03 01:09:10,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2023-04-03 01:09:10,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 200. [2023-04-03 01:09:10,546 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) [2023-04-03 01:09:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 235 transitions. [2023-04-03 01:09:10,548 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 235 transitions. Word has length 56 [2023-04-03 01:09:10,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:10,548 INFO L495 AbstractCegarLoop]: Abstraction has 200 states and 235 transitions. [2023-04-03 01:09:10,548 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) [2023-04-03 01:09:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 235 transitions. [2023-04-03 01:09:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-04-03 01:09:10,550 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:10,550 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] [2023-04-03 01:09:10,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 01:09:10,550 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:10,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:10,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1118011674, now seen corresponding path program 1 times [2023-04-03 01:09:10,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:10,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075678867] [2023-04-03 01:09:10,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:10,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-03 01:09:10,700 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:10,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075678867] [2023-04-03 01:09:10,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075678867] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:10,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:10,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:09:10,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692456739] [2023-04-03 01:09:10,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:10,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:09:10,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:10,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:09:10,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:09:10,702 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) [2023-04-03 01:09:10,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:10,955 INFO L93 Difference]: Finished difference Result 517 states and 660 transitions. [2023-04-03 01:09:10,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-03 01:09:10,956 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 [2023-04-03 01:09:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:10,958 INFO L225 Difference]: With dead ends: 517 [2023-04-03 01:09:10,958 INFO L226 Difference]: Without dead ends: 342 [2023-04-03 01:09:10,959 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2023-04-03 01:09:10,960 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, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:10,960 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 228 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:09:10,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2023-04-03 01:09:10,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 298. [2023-04-03 01:09:10,986 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) [2023-04-03 01:09:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 352 transitions. [2023-04-03 01:09:10,988 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 352 transitions. Word has length 61 [2023-04-03 01:09:10,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:10,988 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 352 transitions. [2023-04-03 01:09:10,988 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) [2023-04-03 01:09:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 352 transitions. [2023-04-03 01:09:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-04-03 01:09:10,990 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:10,990 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] [2023-04-03 01:09:10,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 01:09:10,990 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:10,991 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:10,991 INFO L85 PathProgramCache]: Analyzing trace with hash 67739372, now seen corresponding path program 1 times [2023-04-03 01:09:10,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:10,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880927198] [2023-04-03 01:09:10,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:10,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:09:11,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:11,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880927198] [2023-04-03 01:09:11,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880927198] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:11,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:11,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-03 01:09:11,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269670603] [2023-04-03 01:09:11,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:11,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-03 01:09:11,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:11,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-03 01:09:11,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-04-03 01:09:11,243 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) [2023-04-03 01:09:11,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:11,642 INFO L93 Difference]: Finished difference Result 946 states and 1140 transitions. [2023-04-03 01:09:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-03 01:09:11,643 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 [2023-04-03 01:09:11,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:11,649 INFO L225 Difference]: With dead ends: 946 [2023-04-03 01:09:11,649 INFO L226 Difference]: Without dead ends: 673 [2023-04-03 01:09:11,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2023-04-03 01:09:11,656 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 [2023-04-03 01:09:11,656 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] [2023-04-03 01:09:11,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2023-04-03 01:09:11,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 656. [2023-04-03 01:09:11,729 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) [2023-04-03 01:09:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 783 transitions. [2023-04-03 01:09:11,732 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 783 transitions. Word has length 73 [2023-04-03 01:09:11,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:11,732 INFO L495 AbstractCegarLoop]: Abstraction has 656 states and 783 transitions. [2023-04-03 01:09:11,732 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) [2023-04-03 01:09:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 783 transitions. [2023-04-03 01:09:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-04-03 01:09:11,735 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:11,735 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] [2023-04-03 01:09:11,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 01:09:11,735 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:11,736 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:11,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1571013937, now seen corresponding path program 1 times [2023-04-03 01:09:11,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:11,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916258747] [2023-04-03 01:09:11,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:11,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 01:09:11,998 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:11,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916258747] [2023-04-03 01:09:11,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916258747] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:11,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:11,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-03 01:09:11,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970661182] [2023-04-03 01:09:11,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:11,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-03 01:09:12,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:12,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-03 01:09:12,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-03 01:09:12,001 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) [2023-04-03 01:09:12,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:12,485 INFO L93 Difference]: Finished difference Result 2087 states and 2568 transitions. [2023-04-03 01:09:12,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-04-03 01:09:12,485 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 [2023-04-03 01:09:12,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:12,490 INFO L225 Difference]: With dead ends: 2087 [2023-04-03 01:09:12,490 INFO L226 Difference]: Without dead ends: 1605 [2023-04-03 01:09:12,492 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 [2023-04-03 01:09:12,492 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 [2023-04-03 01:09:12,492 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] [2023-04-03 01:09:12,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2023-04-03 01:09:12,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1358. [2023-04-03 01:09:12,568 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) [2023-04-03 01:09:12,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1358 states and 1644 transitions. [2023-04-03 01:09:12,572 INFO L78 Accepts]: Start accepts. Automaton has 1358 states and 1644 transitions. Word has length 76 [2023-04-03 01:09:12,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:12,573 INFO L495 AbstractCegarLoop]: Abstraction has 1358 states and 1644 transitions. [2023-04-03 01:09:12,573 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) [2023-04-03 01:09:12,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1644 transitions. [2023-04-03 01:09:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-03 01:09:12,574 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:12,575 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] [2023-04-03 01:09:12,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 01:09:12,575 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:12,575 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:12,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2035370099, now seen corresponding path program 1 times [2023-04-03 01:09:12,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:12,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738354251] [2023-04-03 01:09:12,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:12,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-04-03 01:09:12,700 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:12,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738354251] [2023-04-03 01:09:12,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738354251] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 01:09:12,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503002646] [2023-04-03 01:09:12,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:12,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 01:09:12,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:09:12,708 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) [2023-04-03 01:09:12,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 01:09:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:12,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-03 01:09:12,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 01:09:12,954 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:09:12,954 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 01:09:13,211 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-04-03 01:09:13,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503002646] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 01:09:13,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [990513979] [2023-04-03 01:09:13,234 INFO L159 IcfgInterpreter]: Started Sifa with 85 locations of interest [2023-04-03 01:09:13,234 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 01:09:13,250 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 01:09:13,253 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 01:09:13,254 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 01:09:13,497 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 31 for LOIs [2023-04-03 01:09:13,529 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-04-03 01:09:13,710 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 36 for LOIs [2023-04-03 01:09:13,752 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 26 for LOIs [2023-04-03 01:09:13,755 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 26 for LOIs [2023-04-03 01:09:13,757 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 36 for LOIs [2023-04-03 01:09:15,897 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 37 for LOIs [2023-04-03 01:09:15,905 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 46 for LOIs [2023-04-03 01:09:16,378 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 50 for LOIs [2023-04-03 01:09:16,383 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2023-04-03 01:09:16,485 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 39 for LOIs [2023-04-03 01:09:16,488 INFO L197 IcfgInterpreter]: Interpreting procedure getWaterLevel with input of size 31 for LOIs [2023-04-03 01:09:16,490 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__2 with input of size 41 for LOIs [2023-04-03 01:09:16,537 INFO L197 IcfgInterpreter]: Interpreting procedure isPumpRunning with input of size 20 for LOIs [2023-04-03 01:09:16,538 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__1 with input of size 28 for LOIs [2023-04-03 01:09:16,540 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 26 for LOIs [2023-04-03 01:09:16,542 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 26 for LOIs [2023-04-03 01:09:16,543 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 54 for LOIs [2023-04-03 01:09:16,843 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterLevel with input of size 24 for LOIs [2023-04-03 01:09:16,905 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterSensorDry with input of size 24 for LOIs [2023-04-03 01:09:16,909 INFO L197 IcfgInterpreter]: Interpreting procedure activatePump with input of size 36 for LOIs [2023-04-03 01:09:16,912 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 47 for LOIs [2023-04-03 01:09:16,914 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-03 01:09:21,081 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 [2023-04-03 01:09:21,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-03 01:09:21,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-03 01:09:21,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2023-04-03 01:09:21,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651689024] [2023-04-03 01:09:21,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-03 01:09:21,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-03 01:09:21,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:21,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-03 01:09:21,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=478, Invalid=4778, Unknown=0, NotChecked=0, Total=5256 [2023-04-03 01:09:21,085 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) [2023-04-03 01:09:21,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:21,999 INFO L93 Difference]: Finished difference Result 2525 states and 3167 transitions. [2023-04-03 01:09:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-04-03 01:09:21,999 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 [2023-04-03 01:09:22,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:22,005 INFO L225 Difference]: With dead ends: 2525 [2023-04-03 01:09:22,005 INFO L226 Difference]: Without dead ends: 1332 [2023-04-03 01:09:22,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 277 SyntacticMatches, 10 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3801 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=725, Invalid=8587, Unknown=0, NotChecked=0, Total=9312 [2023-04-03 01:09:22,010 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 [2023-04-03 01:09:22,010 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] [2023-04-03 01:09:22,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2023-04-03 01:09:22,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 944. [2023-04-03 01:09:22,075 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) [2023-04-03 01:09:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1106 transitions. [2023-04-03 01:09:22,079 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1106 transitions. Word has length 114 [2023-04-03 01:09:22,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:22,081 INFO L495 AbstractCegarLoop]: Abstraction has 944 states and 1106 transitions. [2023-04-03 01:09:22,081 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) [2023-04-03 01:09:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1106 transitions. [2023-04-03 01:09:22,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-04-03 01:09:22,086 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:22,087 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] [2023-04-03 01:09:22,099 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-03 01:09:22,293 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 [2023-04-03 01:09:22,293 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:22,294 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:22,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1227033502, now seen corresponding path program 1 times [2023-04-03 01:09:22,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:22,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474620969] [2023-04-03 01:09:22,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:22,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-04-03 01:09:22,340 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:22,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474620969] [2023-04-03 01:09:22,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474620969] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:22,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:22,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 01:09:22,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038762258] [2023-04-03 01:09:22,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:22,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 01:09:22,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:22,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 01:09:22,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:09:22,343 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) [2023-04-03 01:09:22,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:22,393 INFO L93 Difference]: Finished difference Result 1136 states and 1345 transitions. [2023-04-03 01:09:22,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 01:09:22,394 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 [2023-04-03 01:09:22,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:22,394 INFO L225 Difference]: With dead ends: 1136 [2023-04-03 01:09:22,394 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 01:09:22,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:09:22,397 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 [2023-04-03 01:09:22,397 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] [2023-04-03 01:09:22,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 01:09:22,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 01:09:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-03 01:09:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 01:09:22,399 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2023-04-03 01:09:22,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:22,399 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 01:09:22,399 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) [2023-04-03 01:09:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 01:09:22,400 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 01:09:22,401 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 01:09:22,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-03 01:09:22,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 252) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point L242-2(lines 242 263) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 217 272) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point L264(lines 241 265) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 217 272) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point L318-1(line 318) no Hoare annotation was computed. [2023-04-03 01:09:25,405 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 273 332) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 273 332) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 273 332) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 299 324) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point L325(lines 298 326) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 556 564) no Hoare annotation was computed. [2023-04-03 01:09:25,406 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 556 564) the Hoare annotation is: true [2023-04-03 01:09:25,406 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))) [2023-04-03 01:09:25,406 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 141 163) no Hoare annotation was computed. [2023-04-03 01:09:25,406 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))) [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 158) no Hoare annotation was computed. [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 151 158) no Hoare annotation was computed. [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-04-03 01:09:25,407 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))) [2023-04-03 01:09:25,407 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))) [2023-04-03 01:09:25,407 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))) [2023-04-03 01:09:25,407 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))) [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 94 117) no Hoare annotation was computed. [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 94 117) no Hoare annotation was computed. [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2023-04-03 01:09:25,407 INFO L899 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L108(line 108) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 94 117) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L105(line 105) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-04-03 01:09:25,408 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 892 906) no Hoare annotation was computed. [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 902) no Hoare annotation was computed. [2023-04-03 01:09:25,409 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))) [2023-04-03 01:09:25,409 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)|))))) [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 542 548) no Hoare annotation was computed. [2023-04-03 01:09:25,409 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 542 548) the Hoare annotation is: true [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 484 529) no Hoare annotation was computed. [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 484 529) no Hoare annotation was computed. [2023-04-03 01:09:25,409 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 718 731) the Hoare annotation is: true [2023-04-03 01:09:25,409 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 718 731) no Hoare annotation was computed. [2023-04-03 01:09:25,410 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))) [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point L795-1(lines 776 800) no Hoare annotation was computed. [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 776 800) no Hoare annotation was computed. [2023-04-03 01:09:25,410 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))) [2023-04-03 01:09:25,410 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))) [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 792) no Hoare annotation was computed. [2023-04-03 01:09:25,410 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))) [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point L782-1(line 782) no Hoare annotation was computed. [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point L780(lines 780 797) no Hoare annotation was computed. [2023-04-03 01:09:25,410 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))) [2023-04-03 01:09:25,410 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 768 774) no Hoare annotation was computed. [2023-04-03 01:09:25,411 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 768 774) the Hoare annotation is: true [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point L607(lines 607 620) no Hoare annotation was computed. [2023-04-03 01:09:25,411 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)))) [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 567 632) no Hoare annotation was computed. [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 603) no Hoare annotation was computed. [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point L597-1(lines 597 603) no Hoare annotation was computed. [2023-04-03 01:09:25,411 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)))) [2023-04-03 01:09:25,411 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))) [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point L587(lines 587 593) no Hoare annotation was computed. [2023-04-03 01:09:25,411 INFO L899 garLoopResultBuilder]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2023-04-03 01:09:25,412 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))) [2023-04-03 01:09:25,412 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))) [2023-04-03 01:09:25,412 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)))) [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 619) no Hoare annotation was computed. [2023-04-03 01:09:25,412 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)))) [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 567 632) no Hoare annotation was computed. [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point L578(lines 577 624) no Hoare annotation was computed. [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 686 708) no Hoare annotation was computed. [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 686 708) no Hoare annotation was computed. [2023-04-03 01:09:25,412 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 801 808) no Hoare annotation was computed. [2023-04-03 01:09:25,412 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)|))) [2023-04-03 01:09:25,413 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 709 717) the Hoare annotation is: true [2023-04-03 01:09:25,413 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 709 717) no Hoare annotation was computed. [2023-04-03 01:09:25,413 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 873 891) no Hoare annotation was computed. [2023-04-03 01:09:25,413 INFO L902 garLoopResultBuilder]: At program point L880(line 880) the Hoare annotation is: true [2023-04-03 01:09:25,413 INFO L899 garLoopResultBuilder]: For program point L880-1(line 880) no Hoare annotation was computed. [2023-04-03 01:09:25,413 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 873 891) the Hoare annotation is: true [2023-04-03 01:09:25,413 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))))) [2023-04-03 01:09:25,413 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)))) [2023-04-03 01:09:25,413 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))))) [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point L748(lines 744 766) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 741 767) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point L746(lines 744 766) no Hoare annotation was computed. [2023-04-03 01:09:25,414 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)))) [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 741 767) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 61 90) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L902 garLoopResultBuilder]: At program point L86(lines 61 90) the Hoare annotation is: true [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2023-04-03 01:09:25,414 INFO L902 garLoopResultBuilder]: At program point L75-1(lines 75 79) the Hoare annotation is: true [2023-04-03 01:09:25,414 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 61 90) the Hoare annotation is: true [2023-04-03 01:09:25,414 INFO L902 garLoopResultBuilder]: At program point L71-2(lines 71 85) the Hoare annotation is: true [2023-04-03 01:09:25,414 INFO L902 garLoopResultBuilder]: At program point L67(line 67) the Hoare annotation is: true [2023-04-03 01:09:25,414 INFO L899 garLoopResultBuilder]: For program point L67-1(line 67) no Hoare annotation was computed. [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 677 685) no Hoare annotation was computed. [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 677 685) no Hoare annotation was computed. [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 641 652) no Hoare annotation was computed. [2023-04-03 01:09:25,415 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)|)))) [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 653 664) no Hoare annotation was computed. [2023-04-03 01:09:25,415 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))))) [2023-04-03 01:09:25,415 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 50 57) the Hoare annotation is: true [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 50 57) no Hoare annotation was computed. [2023-04-03 01:09:25,415 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 549 555) the Hoare annotation is: true [2023-04-03 01:09:25,415 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 549 555) no Hoare annotation was computed. [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 909 916) no Hoare annotation was computed. [2023-04-03 01:09:25,416 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)) [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 917 926) no Hoare annotation was computed. [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point L922(line 922) no Hoare annotation was computed. [2023-04-03 01:09:25,416 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))))) [2023-04-03 01:09:25,416 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))) [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 946) no Hoare annotation was computed. [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 927 955) no Hoare annotation was computed. [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 949) no Hoare annotation was computed. [2023-04-03 01:09:25,416 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 927 955) the Hoare annotation is: true [2023-04-03 01:09:25,416 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))))) [2023-04-03 01:09:25,416 INFO L899 garLoopResultBuilder]: For program point L937-1(line 937) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 952) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point L935-1(lines 927 955) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L902 garLoopResultBuilder]: At program point L933(line 933) the Hoare annotation is: true [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point L933-1(line 933) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 828 836) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 828 836) the Hoare annotation is: true [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 837 872) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point L867(line 867) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 837 872) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point L867-1(line 867) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 171 216) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 171 216) no Hoare annotation was computed. [2023-04-03 01:09:25,417 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 127 137) no Hoare annotation was computed. [2023-04-03 01:09:25,417 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))) [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 127 137) no Hoare annotation was computed. [2023-04-03 01:09:25,418 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))) [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 817 827) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 817 827) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L822(line 822) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L822-1(line 822) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 809 816) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 809 816) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 438 483) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 438 483) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L384-2(lines 384 404) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L405(lines 383 406) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 380) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 335 437) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 335 437) no Hoare annotation was computed. [2023-04-03 01:09:25,418 INFO L899 garLoopResultBuilder]: For program point L385(lines 384 404) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L416(line 416) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L416-1(line 416) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 335 437) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L400(line 400) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L400-1(line 400) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 532 541) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 532 541) no Hoare annotation was computed. [2023-04-03 01:09:25,419 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))) [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 665 676) the Hoare annotation is: true [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 665 676) no Hoare annotation was computed. [2023-04-03 01:09:25,419 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:09:25,420 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 01:09:25,420 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 118 124) no Hoare annotation was computed. [2023-04-03 01:09:25,420 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 118 124) the Hoare annotation is: true [2023-04-03 01:09:25,420 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:09:25,420 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)) [2023-04-03 01:09:25,420 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 01:09:25,420 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:09:25,422 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:09:25,423 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 01:09:25,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 01:09:25 BoogieIcfgContainer [2023-04-03 01:09:25,432 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 01:09:25,433 INFO L158 Benchmark]: Toolchain (without parser) took 17088.46ms. Allocated memory was 256.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 209.8MB in the beginning and 855.0MB in the end (delta: -645.3MB). Peak memory consumption was 718.9MB. Max. memory is 8.0GB. [2023-04-03 01:09:25,433 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 185.6MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 01:09:25,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.29ms. Allocated memory is still 256.9MB. Free memory was 209.8MB in the beginning and 190.4MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-04-03 01:09:25,433 INFO L158 Benchmark]: Boogie Preprocessor took 64.11ms. Allocated memory is still 256.9MB. Free memory was 190.4MB in the beginning and 187.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-03 01:09:25,433 INFO L158 Benchmark]: RCFGBuilder took 748.92ms. Allocated memory is still 256.9MB. Free memory was 187.2MB in the beginning and 128.0MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. [2023-04-03 01:09:25,434 INFO L158 Benchmark]: TraceAbstraction took 15875.43ms. Allocated memory was 256.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 224.6MB in the beginning and 855.0MB in the end (delta: -630.4MB). Peak memory consumption was 732.2MB. Max. memory is 8.0GB. [2023-04-03 01:09:25,434 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 185.6MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 372.29ms. Allocated memory is still 256.9MB. Free memory was 209.8MB in the beginning and 190.4MB in the end (delta: 19.4MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 64.11ms. Allocated memory is still 256.9MB. Free memory was 190.4MB in the beginning and 187.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 748.92ms. Allocated memory is still 256.9MB. Free memory was 187.2MB in the beginning and 128.0MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 8.0GB. * TraceAbstraction took 15875.43ms. Allocated memory was 256.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 224.6MB in the beginning and 855.0MB in the end (delta: -630.4MB). Peak memory consumption was 732.2MB. 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: 15.8s, OverallIterations: 8, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1132 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1088 mSDsluCounter, 3970 SdHoareTripleChecker+Invalid, 1.2s 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, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 470 GetRequests, 311 SyntacticMatches, 11 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3894 ImplicationChecksByTransitivity, 4.9s 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: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 714 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 1506 PreInvPairs, 1571 NumberOfFragments, 2052 HoareAnnotationTreeSize, 1506 FomulaSimplifications, 3616 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 56 FomulaSimplificationsInter, 9445 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s 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! [2023-04-03 01:09:25,461 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...