/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_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 01:09:39,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 01:09:39,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 01:09:39,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 01:09:39,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 01:09:39,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 01:09:39,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 01:09:39,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 01:09:39,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 01:09:39,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 01:09:39,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 01:09:39,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 01:09:39,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 01:09:39,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 01:09:39,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 01:09:39,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 01:09:39,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 01:09:39,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 01:09:39,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 01:09:39,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 01:09:39,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 01:09:39,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 01:09:39,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 01:09:39,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 01:09:39,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 01:09:39,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 01:09:39,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 01:09:39,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 01:09:39,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 01:09:39,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 01:09:39,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 01:09:39,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 01:09:39,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 01:09:39,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 01:09:39,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 01:09:39,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 01:09:39,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 01:09:39,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 01:09:39,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 01:09:39,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 01:09:39,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 01:09:39,170 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 01:09:39,199 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 01:09:39,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 01:09:39,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 01:09:39,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 01:09:39,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 01:09:39,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 01:09:39,201 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 01:09:39,201 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 01:09:39,202 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 01:09:39,202 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 01:09:39,203 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 01:09:39,203 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 01:09:39,203 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 01:09:39,203 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 01:09:39,203 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 01:09:39,203 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 01:09:39,204 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 01:09:39,204 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 01:09:39,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 01:09:39,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 01:09:39,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 01:09:39,206 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 01:09:39,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 01:09:39,206 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 01:09:39,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 01:09:39,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 01:09:39,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 01:09:39,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:09:39,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 01:09:39,207 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 01:09:39,208 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 01:09:39,208 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 01:09:39,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 01:09:39,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 01:09:39,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 01:09:39,485 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 01:09:39,485 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 01:09:39,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2023-04-03 01:09:40,611 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 01:09:40,823 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 01:09:40,823 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product51.cil.c [2023-04-03 01:09:40,841 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997435730/cd7a706333254c1f8107b1ff78d386ac/FLAGe91dff565 [2023-04-03 01:09:40,853 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/997435730/cd7a706333254c1f8107b1ff78d386ac [2023-04-03 01:09:40,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 01:09:40,856 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 01:09:40,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 01:09:40,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 01:09:40,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 01:09:40,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:09:40" (1/1) ... [2023-04-03 01:09:40,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f75fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:40, skipping insertion in model container [2023-04-03 01:09:40,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 01:09:40" (1/1) ... [2023-04-03 01:09:40,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 01:09:40,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 01:09:41,108 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_product51.cil.c[18485,18498] [2023-04-03 01:09:41,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:09:41,139 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 01:09:41,190 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_product51.cil.c[18485,18498] [2023-04-03 01:09:41,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 01:09:41,208 INFO L208 MainTranslator]: Completed translation [2023-04-03 01:09:41,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41 WrapperNode [2023-04-03 01:09:41,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 01:09:41,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 01:09:41,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 01:09:41,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 01:09:41,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,276 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 01:09:41,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 01:09:41,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 01:09:41,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 01:09:41,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (1/1) ... [2023-04-03 01:09:41,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 01:09:41,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:09:41,330 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 01:09:41,340 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 01:09:41,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 01:09:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 01:09:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 01:09:41,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 01:09:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 01:09:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-03 01:09:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-04-03 01:09:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-03 01:09:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 01:09:41,372 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 01:09:41,373 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 01:09:41,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:09:41,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:09:41,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:09:41,375 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 01:09:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 01:09:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 01:09:41,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 01:09:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 01:09:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 01:09:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 01:09:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 01:09:41,377 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 01:09:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-03 01:09:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-03 01:09:41,378 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 01:09:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 01:09:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 01:09:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 01:09:41,379 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-03 01:09:41,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-04-03 01:09:41,381 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-03 01:09:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 01:09:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 01:09:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 01:09:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 01:09:41,383 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 01:09:41,384 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 01:09:41,385 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 01:09:41,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 01:09:41,610 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 01:09:41,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 01:09:42,181 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 01:09:42,307 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 01:09:42,307 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 01:09:42,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:09:42 BoogieIcfgContainer [2023-04-03 01:09:42,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 01:09:42,312 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 01:09:42,312 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 01:09:42,315 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 01:09:42,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 01:09:40" (1/3) ... [2023-04-03 01:09:42,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398ffb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:09:42, skipping insertion in model container [2023-04-03 01:09:42,316 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 01:09:41" (2/3) ... [2023-04-03 01:09:42,316 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@398ffb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 01:09:42, skipping insertion in model container [2023-04-03 01:09:42,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 01:09:42" (3/3) ... [2023-04-03 01:09:42,318 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2023-04-03 01:09:42,333 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 01:09:42,334 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 01:09:42,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 01:09:42,384 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;@67858f55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 01:09:42,384 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 01:09:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand has 154 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 84 states have internal predecessors, (90), 50 states have call successors, (50), 31 states have call predecessors, (50), 31 states have return successors, (50), 46 states have call predecessors, (50), 50 states have call successors, (50) [2023-04-03 01:09:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-04-03 01:09:42,398 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:42,399 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 01:09:42,399 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:42,404 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:42,404 INFO L85 PathProgramCache]: Analyzing trace with hash 891496430, now seen corresponding path program 1 times [2023-04-03 01:09:42,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:42,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691405657] [2023-04-03 01:09:42,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:42,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:42,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:42,650 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 01:09:42,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:42,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691405657] [2023-04-03 01:09:42,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691405657] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:42,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:42,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 01:09:42,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780754618] [2023-04-03 01:09:42,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:42,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 01:09:42,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:42,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 01:09:42,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 01:09:42,694 INFO L87 Difference]: Start difference. First operand has 154 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 84 states have internal predecessors, (90), 50 states have call successors, (50), 31 states have call predecessors, (50), 31 states have return successors, (50), 46 states have call predecessors, (50), 50 states have call successors, (50) 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 01:09:42,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:42,787 INFO L93 Difference]: Finished difference Result 238 states and 291 transitions. [2023-04-03 01:09:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 01:09:42,803 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 01:09:42,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:42,812 INFO L225 Difference]: With dead ends: 238 [2023-04-03 01:09:42,812 INFO L226 Difference]: Without dead ends: 121 [2023-04-03 01:09:42,817 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 01:09:42,819 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:42,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:09:42,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-04-03 01:09:42,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2023-04-03 01:09:42,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 61 states have (on average 1.2459016393442623) internal successors, (76), 72 states have internal predecessors, (76), 35 states have call successors, (35), 29 states have call predecessors, (35), 24 states have return successors, (30), 26 states have call predecessors, (30), 30 states have call successors, (30) [2023-04-03 01:09:42,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2023-04-03 01:09:42,864 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 52 [2023-04-03 01:09:42,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:42,865 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2023-04-03 01:09:42,865 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 01:09:42,865 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2023-04-03 01:09:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-04-03 01:09:42,868 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:42,868 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 01:09:42,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 01:09:42,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:42,869 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:42,869 INFO L85 PathProgramCache]: Analyzing trace with hash -2141567195, now seen corresponding path program 1 times [2023-04-03 01:09:42,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:42,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129536485] [2023-04-03 01:09:42,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:42,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:42,996 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 01:09:42,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:42,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129536485] [2023-04-03 01:09:42,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129536485] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:42,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:42,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 01:09:42,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764415001] [2023-04-03 01:09:42,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:42,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 01:09:42,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:43,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 01:09:43,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 01:09:43,000 INFO L87 Difference]: Start difference. First operand 121 states and 141 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 01:09:43,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:43,041 INFO L93 Difference]: Finished difference Result 189 states and 219 transitions. [2023-04-03 01:09:43,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 01:09:43,041 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 01:09:43,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:43,043 INFO L225 Difference]: With dead ends: 189 [2023-04-03 01:09:43,043 INFO L226 Difference]: Without dead ends: 113 [2023-04-03 01:09:43,044 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 01:09:43,045 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 11 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:43,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 210 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-03 01:09:43,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-04-03 01:09:43,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2023-04-03 01:09:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 56 states have (on average 1.25) internal successors, (70), 67 states have internal predecessors, (70), 32 states have call successors, (32), 28 states have call predecessors, (32), 24 states have return successors, (28), 24 states have call predecessors, (28), 28 states have call successors, (28) [2023-04-03 01:09:43,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2023-04-03 01:09:43,058 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 53 [2023-04-03 01:09:43,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:43,059 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2023-04-03 01:09:43,059 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 01:09:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2023-04-03 01:09:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-04-03 01:09:43,061 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:43,061 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 01:09:43,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 01:09:43,061 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:43,062 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:43,062 INFO L85 PathProgramCache]: Analyzing trace with hash -2079100844, now seen corresponding path program 1 times [2023-04-03 01:09:43,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:43,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389599761] [2023-04-03 01:09:43,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:43,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:43,270 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 01:09:43,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:43,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389599761] [2023-04-03 01:09:43,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389599761] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:43,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:43,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:09:43,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14174828] [2023-04-03 01:09:43,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:43,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:09:43,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:43,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:09:43,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:09:43,273 INFO L87 Difference]: Start difference. First operand 113 states and 130 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 01:09:43,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:43,592 INFO L93 Difference]: Finished difference Result 338 states and 404 transitions. [2023-04-03 01:09:43,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 01:09:43,593 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 01:09:43,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:43,602 INFO L225 Difference]: With dead ends: 338 [2023-04-03 01:09:43,602 INFO L226 Difference]: Without dead ends: 250 [2023-04-03 01:09:43,607 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 01:09:43,609 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 209 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:43,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 534 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:09:43,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-04-03 01:09:43,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 242. [2023-04-03 01:09:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 126 states have (on average 1.2857142857142858) internal successors, (162), 148 states have internal predecessors, (162), 65 states have call successors, (65), 56 states have call predecessors, (65), 50 states have return successors, (62), 49 states have call predecessors, (62), 61 states have call successors, (62) [2023-04-03 01:09:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 289 transitions. [2023-04-03 01:09:43,664 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 289 transitions. Word has length 56 [2023-04-03 01:09:43,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:43,665 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 289 transitions. [2023-04-03 01:09:43,665 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 01:09:43,665 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 289 transitions. [2023-04-03 01:09:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-04-03 01:09:43,667 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:43,667 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 01:09:43,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 01:09:43,667 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:43,668 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:43,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1614657448, now seen corresponding path program 1 times [2023-04-03 01:09:43,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:43,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825072799] [2023-04-03 01:09:43,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:43,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:43,922 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 01:09:43,922 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:43,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825072799] [2023-04-03 01:09:43,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825072799] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:43,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:43,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 01:09:43,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540756220] [2023-04-03 01:09:43,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:43,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 01:09:43,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:43,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 01:09:43,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-04-03 01:09:43,926 INFO L87 Difference]: Start difference. First operand 242 states and 289 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 01:09:44,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:44,315 INFO L93 Difference]: Finished difference Result 624 states and 814 transitions. [2023-04-03 01:09:44,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-03 01:09:44,316 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 01:09:44,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:44,321 INFO L225 Difference]: With dead ends: 624 [2023-04-03 01:09:44,321 INFO L226 Difference]: Without dead ends: 407 [2023-04-03 01:09:44,325 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2023-04-03 01:09:44,334 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 141 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:44,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 265 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-03 01:09:44,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2023-04-03 01:09:44,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 357. [2023-04-03 01:09:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 192 states have (on average 1.21875) internal successors, (234), 210 states have internal predecessors, (234), 85 states have call successors, (85), 74 states have call predecessors, (85), 79 states have return successors, (107), 84 states have call predecessors, (107), 81 states have call successors, (107) [2023-04-03 01:09:44,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 426 transitions. [2023-04-03 01:09:44,422 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 426 transitions. Word has length 61 [2023-04-03 01:09:44,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:44,423 INFO L495 AbstractCegarLoop]: Abstraction has 357 states and 426 transitions. [2023-04-03 01:09:44,423 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 01:09:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 426 transitions. [2023-04-03 01:09:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-04-03 01:09:44,427 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:44,427 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:09:44,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 01:09:44,427 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:44,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:44,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1912755078, now seen corresponding path program 1 times [2023-04-03 01:09:44,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:44,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174713256] [2023-04-03 01:09:44,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:44,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:44,819 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 01:09:44,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:44,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174713256] [2023-04-03 01:09:44,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174713256] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:44,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:44,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-03 01:09:44,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828247630] [2023-04-03 01:09:44,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:44,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-03 01:09:44,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:44,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-03 01:09:44,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-04-03 01:09:44,823 INFO L87 Difference]: Start difference. First operand 357 states and 426 transitions. Second operand has 12 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 4 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2023-04-03 01:09:45,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:45,303 INFO L93 Difference]: Finished difference Result 1091 states and 1322 transitions. [2023-04-03 01:09:45,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-04-03 01:09:45,304 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 4 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) Word has length 78 [2023-04-03 01:09:45,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:45,309 INFO L225 Difference]: With dead ends: 1091 [2023-04-03 01:09:45,309 INFO L226 Difference]: Without dead ends: 759 [2023-04-03 01:09:45,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 7 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 01:09:45,311 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 194 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 550 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:45,311 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 854 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 550 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-03 01:09:45,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 759 states. [2023-04-03 01:09:45,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 759 to 741. [2023-04-03 01:09:45,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 418 states have (on average 1.222488038277512) internal successors, (511), 450 states have internal predecessors, (511), 168 states have call successors, (168), 151 states have call predecessors, (168), 154 states have return successors, (208), 166 states have call predecessors, (208), 164 states have call successors, (208) [2023-04-03 01:09:45,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 887 transitions. [2023-04-03 01:09:45,381 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 887 transitions. Word has length 78 [2023-04-03 01:09:45,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:45,381 INFO L495 AbstractCegarLoop]: Abstraction has 741 states and 887 transitions. [2023-04-03 01:09:45,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 4 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2023-04-03 01:09:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 887 transitions. [2023-04-03 01:09:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-04-03 01:09:45,383 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:45,384 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:09:45,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 01:09:45,384 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:45,384 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:45,384 INFO L85 PathProgramCache]: Analyzing trace with hash -341423318, now seen corresponding path program 1 times [2023-04-03 01:09:45,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:45,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098182274] [2023-04-03 01:09:45,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:45,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:45,711 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 01:09:45,712 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:45,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098182274] [2023-04-03 01:09:45,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098182274] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 01:09:45,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 01:09:45,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-03 01:09:45,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657739047] [2023-04-03 01:09:45,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 01:09:45,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-03 01:09:45,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:45,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-03 01:09:45,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-04-03 01:09:45,714 INFO L87 Difference]: Start difference. First operand 741 states and 887 transitions. Second operand has 9 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 4 states have call successors, (22), 5 states have call predecessors, (22), 4 states have return successors, (16), 5 states have call predecessors, (16), 4 states have call successors, (16) [2023-04-03 01:09:46,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:46,495 INFO L93 Difference]: Finished difference Result 2381 states and 2935 transitions. [2023-04-03 01:09:46,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-03 01:09:46,496 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 4 states have call successors, (22), 5 states have call predecessors, (22), 4 states have return successors, (16), 5 states have call predecessors, (16), 4 states have call successors, (16) Word has length 81 [2023-04-03 01:09:46,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:46,504 INFO L225 Difference]: With dead ends: 2381 [2023-04-03 01:09:46,504 INFO L226 Difference]: Without dead ends: 1815 [2023-04-03 01:09:46,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2023-04-03 01:09:46,507 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 282 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 942 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:46,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 331 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 942 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-03 01:09:46,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1815 states. [2023-04-03 01:09:46,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1815 to 1523. [2023-04-03 01:09:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1523 states, 863 states have (on average 1.227114716106605) internal successors, (1059), 924 states have internal predecessors, (1059), 338 states have call successors, (338), 303 states have call predecessors, (338), 321 states have return successors, (442), 345 states have call predecessors, (442), 334 states have call successors, (442) [2023-04-03 01:09:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1523 states and 1839 transitions. [2023-04-03 01:09:46,677 INFO L78 Accepts]: Start accepts. Automaton has 1523 states and 1839 transitions. Word has length 81 [2023-04-03 01:09:46,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:46,678 INFO L495 AbstractCegarLoop]: Abstraction has 1523 states and 1839 transitions. [2023-04-03 01:09:46,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 4 states have call successors, (22), 5 states have call predecessors, (22), 4 states have return successors, (16), 5 states have call predecessors, (16), 4 states have call successors, (16) [2023-04-03 01:09:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1839 transitions. [2023-04-03 01:09:46,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-03 01:09:46,680 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:46,681 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:09:46,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-03 01:09:46,681 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:09:46,681 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:09:46,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1118401497, now seen corresponding path program 1 times [2023-04-03 01:09:46,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:09:46,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886978103] [2023-04-03 01:09:46,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:46,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:09:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-03 01:09:46,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:09:46,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886978103] [2023-04-03 01:09:46,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886978103] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 01:09:46,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1085669260] [2023-04-03 01:09:46,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:09:46,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 01:09:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:09:46,985 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 01:09:47,010 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 01:09:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:09:47,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-03 01:09:47,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 01:09:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 01:09:47,355 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 01:09:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-03 01:09:47,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1085669260] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 01:09:47,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [510714457] [2023-04-03 01:09:47,713 INFO L159 IcfgInterpreter]: Started Sifa with 100 locations of interest [2023-04-03 01:09:47,713 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 01:09:47,717 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 01:09:47,721 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 01:09:47,722 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 01:09:47,968 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 31 for LOIs [2023-04-03 01:09:48,016 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-04-03 01:09:48,286 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 36 for LOIs [2023-04-03 01:09:48,359 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 36 for LOIs [2023-04-03 01:09:51,052 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 37 for LOIs [2023-04-03 01:09:51,062 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 46 for LOIs [2023-04-03 01:09:51,649 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 50 for LOIs [2023-04-03 01:09:51,657 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 54 for LOIs [2023-04-03 01:09:52,015 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 52 for LOIs [2023-04-03 01:09:52,343 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterLevel with input of size 24 for LOIs [2023-04-03 01:09:52,438 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterSensorDry with input of size 24 for LOIs [2023-04-03 01:09:52,443 INFO L197 IcfgInterpreter]: Interpreting procedure activatePump with input of size 36 for LOIs [2023-04-03 01:09:52,448 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 35 for LOIs [2023-04-03 01:09:52,451 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterLevel with input of size 47 for LOIs [2023-04-03 01:09:52,578 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterSensorDry with input of size 47 for LOIs [2023-04-03 01:09:52,586 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 26 for LOIs [2023-04-03 01:09:52,588 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 26 for LOIs [2023-04-03 01:09:52,589 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2023-04-03 01:09:52,734 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 39 for LOIs [2023-04-03 01:09:52,738 INFO L197 IcfgInterpreter]: Interpreting procedure getWaterLevel with input of size 31 for LOIs [2023-04-03 01:09:52,741 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__2 with input of size 41 for LOIs [2023-04-03 01:09:52,804 INFO L197 IcfgInterpreter]: Interpreting procedure isPumpRunning with input of size 20 for LOIs [2023-04-03 01:09:52,807 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__1 with input of size 28 for LOIs [2023-04-03 01:09:52,809 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 26 for LOIs [2023-04-03 01:09:52,812 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 26 for LOIs [2023-04-03 01:09:52,814 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-03 01:09:58,452 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '12383#(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 01:09:58,452 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-03 01:09:58,452 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-03 01:09:58,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2023-04-03 01:09:58,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594895926] [2023-04-03 01:09:58,453 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-03 01:09:58,454 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-04-03 01:09:58,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:09:58,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-04-03 01:09:58,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=518, Invalid=5334, Unknown=0, NotChecked=0, Total=5852 [2023-04-03 01:09:58,457 INFO L87 Difference]: Start difference. First operand 1523 states and 1839 transitions. Second operand has 19 states, 12 states have (on average 9.583333333333334) internal successors, (115), 15 states have internal predecessors, (115), 7 states have call successors, (52), 6 states have call predecessors, (52), 11 states have return successors, (51), 10 states have call predecessors, (51), 6 states have call successors, (51) [2023-04-03 01:09:59,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:09:59,722 INFO L93 Difference]: Finished difference Result 3196 states and 4001 transitions. [2023-04-03 01:09:59,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-04-03 01:09:59,722 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 12 states have (on average 9.583333333333334) internal successors, (115), 15 states have internal predecessors, (115), 7 states have call successors, (52), 6 states have call predecessors, (52), 11 states have return successors, (51), 10 states have call predecessors, (51), 6 states have call successors, (51) Word has length 133 [2023-04-03 01:09:59,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:09:59,731 INFO L225 Difference]: With dead ends: 3196 [2023-04-03 01:09:59,731 INFO L226 Difference]: Without dead ends: 1848 [2023-04-03 01:09:59,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 322 SyntacticMatches, 18 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4610 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=766, Invalid=9334, Unknown=0, NotChecked=0, Total=10100 [2023-04-03 01:09:59,738 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 385 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 1856 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-04-03 01:09:59,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 1856 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-04-03 01:09:59,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2023-04-03 01:09:59,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1643. [2023-04-03 01:09:59,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1643 states, 927 states have (on average 1.2103559870550162) internal successors, (1122), 1011 states have internal predecessors, (1122), 375 states have call successors, (375), 346 states have call predecessors, (375), 340 states have return successors, (459), 344 states have call predecessors, (459), 371 states have call successors, (459) [2023-04-03 01:09:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 1956 transitions. [2023-04-03 01:09:59,865 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 1956 transitions. Word has length 133 [2023-04-03 01:09:59,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:09:59,866 INFO L495 AbstractCegarLoop]: Abstraction has 1643 states and 1956 transitions. [2023-04-03 01:09:59,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 12 states have (on average 9.583333333333334) internal successors, (115), 15 states have internal predecessors, (115), 7 states have call successors, (52), 6 states have call predecessors, (52), 11 states have return successors, (51), 10 states have call predecessors, (51), 6 states have call successors, (51) [2023-04-03 01:09:59,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1956 transitions. [2023-04-03 01:09:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-04-03 01:09:59,869 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:09:59,869 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:09:59,876 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 01:10:00,076 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 01:10:00,076 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:10:00,076 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:10:00,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1170087468, now seen corresponding path program 1 times [2023-04-03 01:10:00,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:10:00,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032767816] [2023-04-03 01:10:00,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:10:00,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:10:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:10:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-04-03 01:10:00,273 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:10:00,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032767816] [2023-04-03 01:10:00,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032767816] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 01:10:00,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210812492] [2023-04-03 01:10:00,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:10:00,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 01:10:00,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:10:00,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 01:10:00,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-03 01:10:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:10:00,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 23 conjunts are in the unsatisfiable core [2023-04-03 01:10:00,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 01:10:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-04-03 01:10:00,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 01:10:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-04-03 01:10:00,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210812492] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 01:10:00,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1068959645] [2023-04-03 01:10:00,876 INFO L159 IcfgInterpreter]: Started Sifa with 99 locations of interest [2023-04-03 01:10:00,876 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 01:10:00,876 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 01:10:00,877 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 01:10:00,877 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 01:10:01,017 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 31 for LOIs [2023-04-03 01:10:01,047 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-04-03 01:10:01,164 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 36 for LOIs [2023-04-03 01:10:01,205 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 36 for LOIs [2023-04-03 01:10:02,890 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 45 for LOIs [2023-04-03 01:10:02,896 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 53 for LOIs [2023-04-03 01:10:03,381 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 45 for LOIs [2023-04-03 01:10:03,388 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 49 for LOIs [2023-04-03 01:10:03,700 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 26 for LOIs [2023-04-03 01:10:03,821 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterLevel with input of size 24 for LOIs [2023-04-03 01:10:03,893 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterSensorDry with input of size 24 for LOIs [2023-04-03 01:10:03,897 INFO L197 IcfgInterpreter]: Interpreting procedure activatePump with input of size 36 for LOIs [2023-04-03 01:10:03,901 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterLevel with input of size 40 for LOIs [2023-04-03 01:10:04,014 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterSensorDry with input of size 40 for LOIs [2023-04-03 01:10:04,021 INFO L197 IcfgInterpreter]: Interpreting procedure deactivatePump with input of size 42 for LOIs [2023-04-03 01:10:04,026 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 26 for LOIs [2023-04-03 01:10:04,028 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 26 for LOIs [2023-04-03 01:10:04,029 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 43 for LOIs [2023-04-03 01:10:04,258 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 50 for LOIs [2023-04-03 01:10:04,261 INFO L197 IcfgInterpreter]: Interpreting procedure getWaterLevel with input of size 43 for LOIs [2023-04-03 01:10:04,264 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__2 with input of size 49 for LOIs [2023-04-03 01:10:04,354 INFO L197 IcfgInterpreter]: Interpreting procedure isPumpRunning with input of size 24 for LOIs [2023-04-03 01:10:04,357 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__1 with input of size 28 for LOIs [2023-04-03 01:10:04,360 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 26 for LOIs [2023-04-03 01:10:04,363 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 26 for LOIs [2023-04-03 01:10:04,365 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-03 01:10:10,260 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '20387#(and (not (= ~pumpRunning~0 0)) (<= ~pumpRunning~0 1) (= ~methaneLevelCritical~0 0) (= ~head~0.offset 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2147483647) (<= 0 ~pumpRunning~0) (= ~head~0.base 0) (= |#NULL.offset| 0) (<= ~pumpRunning~0 (+ 2147483649 ~waterLevel~0)) (<= ~pumpRunning~0 |#StackHeapBarrier|) (= ~switchedOnBeforeTS~0 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))' at error location [2023-04-03 01:10:10,261 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-03 01:10:10,261 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-03 01:10:10,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 13 [2023-04-03 01:10:10,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114498830] [2023-04-03 01:10:10,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-03 01:10:10,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-03 01:10:10,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:10:10,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-03 01:10:10,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=429, Invalid=4973, Unknown=0, NotChecked=0, Total=5402 [2023-04-03 01:10:10,264 INFO L87 Difference]: Start difference. First operand 1643 states and 1956 transitions. Second operand has 13 states, 9 states have (on average 10.11111111111111) internal successors, (91), 10 states have internal predecessors, (91), 3 states have call successors, (40), 3 states have call predecessors, (40), 7 states have return successors, (39), 6 states have call predecessors, (39), 3 states have call successors, (39) [2023-04-03 01:10:10,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:10:10,678 INFO L93 Difference]: Finished difference Result 4462 states and 5497 transitions. [2023-04-03 01:10:10,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-03 01:10:10,679 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 10.11111111111111) internal successors, (91), 10 states have internal predecessors, (91), 3 states have call successors, (40), 3 states have call predecessors, (40), 7 states have return successors, (39), 6 states have call predecessors, (39), 3 states have call successors, (39) Word has length 177 [2023-04-03 01:10:10,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:10:10,693 INFO L225 Difference]: With dead ends: 4462 [2023-04-03 01:10:10,693 INFO L226 Difference]: Without dead ends: 2869 [2023-04-03 01:10:10,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 544 GetRequests, 462 SyntacticMatches, 7 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2486 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=452, Invalid=5400, Unknown=0, NotChecked=0, Total=5852 [2023-04-03 01:10:10,702 INFO L413 NwaCegarLoop]: 167 mSDtfsCounter, 85 mSDsluCounter, 1030 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 1197 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-03 01:10:10,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 1197 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-03 01:10:10,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2869 states. [2023-04-03 01:10:10,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2869 to 2503. [2023-04-03 01:10:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2503 states, 1429 states have (on average 1.2029391182645206) internal successors, (1719), 1558 states have internal predecessors, (1719), 541 states have call successors, (541), 512 states have call predecessors, (541), 532 states have return successors, (762), 526 states have call predecessors, (762), 537 states have call successors, (762) [2023-04-03 01:10:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3022 transitions. [2023-04-03 01:10:10,919 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3022 transitions. Word has length 177 [2023-04-03 01:10:10,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:10:10,921 INFO L495 AbstractCegarLoop]: Abstraction has 2503 states and 3022 transitions. [2023-04-03 01:10:10,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 10.11111111111111) internal successors, (91), 10 states have internal predecessors, (91), 3 states have call successors, (40), 3 states have call predecessors, (40), 7 states have return successors, (39), 6 states have call predecessors, (39), 3 states have call successors, (39) [2023-04-03 01:10:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3022 transitions. [2023-04-03 01:10:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-04-03 01:10:10,926 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 01:10:10,926 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 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, 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] [2023-04-03 01:10:10,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-03 01:10:11,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-04-03 01:10:11,133 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 01:10:11,134 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 01:10:11,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1570379718, now seen corresponding path program 1 times [2023-04-03 01:10:11,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 01:10:11,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443550434] [2023-04-03 01:10:11,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:10:11,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 01:10:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:10:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 50 proven. 20 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-04-03 01:10:11,777 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 01:10:11,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443550434] [2023-04-03 01:10:11,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443550434] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 01:10:11,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [615849803] [2023-04-03 01:10:11,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 01:10:11,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 01:10:11,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 01:10:11,779 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 01:10:11,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-03 01:10:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 01:10:11,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 46 conjunts are in the unsatisfiable core [2023-04-03 01:10:11,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 01:10:12,200 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 87 proven. 19 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 01:10:12,200 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-03 01:10:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 62 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-04-03 01:10:13,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [615849803] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-03 01:10:13,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1952726379] [2023-04-03 01:10:13,675 INFO L159 IcfgInterpreter]: Started Sifa with 99 locations of interest [2023-04-03 01:10:13,675 INFO L166 IcfgInterpreter]: Building call graph [2023-04-03 01:10:13,676 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-04-03 01:10:13,676 INFO L176 IcfgInterpreter]: Starting interpretation [2023-04-03 01:10:13,676 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-04-03 01:10:13,796 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 31 for LOIs [2023-04-03 01:10:13,820 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-04-03 01:10:13,927 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 36 for LOIs [2023-04-03 01:10:13,959 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 36 for LOIs [2023-04-03 01:10:15,671 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 37 for LOIs [2023-04-03 01:10:15,676 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 42 for LOIs [2023-04-03 01:10:16,001 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 36 for LOIs [2023-04-03 01:10:16,006 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 40 for LOIs [2023-04-03 01:10:16,250 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 26 for LOIs [2023-04-03 01:10:16,339 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterLevel with input of size 24 for LOIs [2023-04-03 01:10:16,394 INFO L197 IcfgInterpreter]: Interpreting procedure isHighWaterSensorDry with input of size 24 for LOIs [2023-04-03 01:10:16,398 INFO L197 IcfgInterpreter]: Interpreting procedure activatePump with input of size 36 for LOIs [2023-04-03 01:10:16,401 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterLevel with input of size 31 for LOIs [2023-04-03 01:10:16,478 INFO L197 IcfgInterpreter]: Interpreting procedure isLowWaterSensorDry with input of size 31 for LOIs [2023-04-03 01:10:16,494 INFO L197 IcfgInterpreter]: Interpreting procedure deactivatePump with input of size 39 for LOIs [2023-04-03 01:10:16,497 INFO L197 IcfgInterpreter]: Interpreting procedure setup with input of size 26 for LOIs [2023-04-03 01:10:16,498 INFO L197 IcfgInterpreter]: Interpreting procedure select_features with input of size 26 for LOIs [2023-04-03 01:10:16,500 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 43 for LOIs [2023-04-03 01:10:16,676 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 50 for LOIs [2023-04-03 01:10:16,683 INFO L197 IcfgInterpreter]: Interpreting procedure getWaterLevel with input of size 43 for LOIs [2023-04-03 01:10:16,685 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__2 with input of size 37 for LOIs [2023-04-03 01:10:16,707 INFO L197 IcfgInterpreter]: Interpreting procedure isPumpRunning with input of size 24 for LOIs [2023-04-03 01:10:16,709 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__1 with input of size 28 for LOIs [2023-04-03 01:10:16,710 INFO L197 IcfgInterpreter]: Interpreting procedure valid_product with input of size 26 for LOIs [2023-04-03 01:10:16,712 INFO L197 IcfgInterpreter]: Interpreting procedure select_helpers with input of size 26 for LOIs [2023-04-03 01:10:16,713 INFO L180 IcfgInterpreter]: Interpretation finished [2023-04-03 01:10:22,950 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '31368#(and (not (= ~pumpRunning~0 0)) (<= ~pumpRunning~0 1) (= ~methaneLevelCritical~0 0) (= ~head~0.offset 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2147483647) (<= 0 ~pumpRunning~0) (= ~head~0.base 0) (= |#NULL.offset| 0) (<= ~pumpRunning~0 (+ 2147483649 ~waterLevel~0)) (<= ~pumpRunning~0 |#StackHeapBarrier|) (= ~switchedOnBeforeTS~0 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))' at error location [2023-04-03 01:10:22,950 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-04-03 01:10:22,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-03 01:10:22,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 15] total 36 [2023-04-03 01:10:22,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652562261] [2023-04-03 01:10:22,950 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-03 01:10:22,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-04-03 01:10:22,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 01:10:22,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-04-03 01:10:22,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=639, Invalid=8481, Unknown=0, NotChecked=0, Total=9120 [2023-04-03 01:10:22,954 INFO L87 Difference]: Start difference. First operand 2503 states and 3022 transitions. Second operand has 36 states, 27 states have (on average 5.037037037037037) internal successors, (136), 27 states have internal predecessors, (136), 12 states have call successors, (54), 5 states have call predecessors, (54), 18 states have return successors, (59), 21 states have call predecessors, (59), 11 states have call successors, (59) [2023-04-03 01:10:25,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 01:10:25,063 INFO L93 Difference]: Finished difference Result 4714 states and 5882 transitions. [2023-04-03 01:10:25,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-04-03 01:10:25,064 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 27 states have (on average 5.037037037037037) internal successors, (136), 27 states have internal predecessors, (136), 12 states have call successors, (54), 5 states have call predecessors, (54), 18 states have return successors, (59), 21 states have call predecessors, (59), 11 states have call successors, (59) Word has length 182 [2023-04-03 01:10:25,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 01:10:25,065 INFO L225 Difference]: With dead ends: 4714 [2023-04-03 01:10:25,065 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 01:10:25,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 619 GetRequests, 475 SyntacticMatches, 13 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7469 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=1229, Invalid=16327, Unknown=0, NotChecked=0, Total=17556 [2023-04-03 01:10:25,078 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 649 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 2714 mSolverCounterSat, 561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 917 SdHoareTripleChecker+Invalid, 3275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 561 IncrementalHoareTripleChecker+Valid, 2714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-04-03 01:10:25,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [657 Valid, 917 Invalid, 3275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [561 Valid, 2714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-04-03 01:10:25,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 01:10:25,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 01:10:25,079 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 01:10:25,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 01:10:25,080 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2023-04-03 01:10:25,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 01:10:25,080 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 01:10:25,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 27 states have (on average 5.037037037037037) internal successors, (136), 27 states have internal predecessors, (136), 12 states have call successors, (54), 5 states have call predecessors, (54), 18 states have return successors, (59), 21 states have call predecessors, (59), 11 states have call successors, (59) [2023-04-03 01:10:25,081 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 01:10:25,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 01:10:25,083 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 01:10:25,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-04-03 01:10:25,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 01:10:25,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 01:10:35,047 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 571) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point L561-2(lines 561 582) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 536 591) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point L583(lines 560 584) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 536 591) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point L637(line 637) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point L637-1(line 637) no Hoare annotation was computed. [2023-04-03 01:10:35,048 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 592 651) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point L624(lines 624 628) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 592 651) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 592 651) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point L618-2(lines 618 643) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point L644(lines 617 645) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 474 482) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 474 482) the Hoare annotation is: true [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 358 380) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L895 garLoopResultBuilder]: At program point L370(line 370) 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) (= 1 ~systemActive~0) (= main_~tmp~4 1) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0))) [2023-04-03 01:10:35,049 INFO L895 garLoopResultBuilder]: At program point L370-1(line 370) 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) (= 1 ~systemActive~0) (= main_~tmp~4 1) (= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 0))) [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 375) no Hoare annotation was computed. [2023-04-03 01:10:35,049 INFO L899 garLoopResultBuilder]: For program point L368-1(lines 368 375) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L895 garLoopResultBuilder]: At program point L365(line 365) 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 01:10:35,050 INFO L895 garLoopResultBuilder]: At program point L364(line 364) 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 01:10:35,050 INFO L895 garLoopResultBuilder]: At program point L364-1(line 364) 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 01:10:35,050 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 358 380) 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 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point L321(line 321) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 311 334) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point L319(line 319) no Hoare annotation was computed. [2023-04-03 01:10:35,050 INFO L899 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 311 334) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 311 334) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L327(line 327) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L326(line 326) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L325(line 325) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L324(line 324) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L323(line 323) no Hoare annotation was computed. [2023-04-03 01:10:35,051 INFO L899 garLoopResultBuilder]: For program point L322(line 322) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 262 276) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L895 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)))) (and (or .cse0 (< ~waterLevel~0 1) .cse1) (or .cse2 (= 1 ~systemActive~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse4) (or .cse2 .cse0 (< ~waterLevel~0 2)) (or .cse0 .cse1 .cse4) (or .cse2 .cse5 .cse3 .cse6 .cse4) (or .cse2 .cse0 (< ~switchedOnBeforeTS~0 1)) (or .cse5 (not (= 2 ~waterLevel~0)) .cse3 .cse6))) [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 272) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 262 276) the Hoare annotation is: (let ((.cse8 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (< 2 ~waterLevel~0)) (.cse2 (and (= ~pumpRunning~0 0) .cse8)) (.cse5 (= |old(~systemActive~0)| 0)) (.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1))) (.cse1 (not .cse8)) (.cse7 (< 1 ~waterLevel~0)) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (< ~switchedOnBeforeTS~0 1) .cse2) (or .cse0 (= 1 ~systemActive~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse4) (or .cse0 .cse5 .cse3 .cse6 .cse4) (or .cse1 (< ~waterLevel~0 1) .cse7 .cse2) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse5 (not (= 2 ~waterLevel~0)) .cse3 .cse6) (or .cse1 .cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse4)))) [2023-04-03 01:10:35,052 INFO L902 garLoopResultBuilder]: At program point L250(line 250) the Hoare annotation is: true [2023-04-03 01:10:35,052 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 243 261) the Hoare annotation is: true [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point L250-1(line 250) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 243 261) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 460 466) no Hoare annotation was computed. [2023-04-03 01:10:35,052 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 460 466) the Hoare annotation is: true [2023-04-03 01:10:35,052 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 803 848) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 803 848) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 930 943) the Hoare annotation is: true [2023-04-03 01:10:35,053 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 930 943) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 127 151) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L895 garLoopResultBuilder]: At program point L146(line 146) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2023-04-03 01:10:35,053 INFO L899 garLoopResultBuilder]: For program point L146-1(lines 127 151) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L895 garLoopResultBuilder]: At program point L141(line 141) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2023-04-03 01:10:35,053 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 127 151) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3 (= ~pumpRunning~0 1)) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2023-04-03 01:10:35,053 INFO L895 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2023-04-03 01:10:35,053 INFO L899 garLoopResultBuilder]: For program point L135(lines 135 143) no Hoare annotation was computed. [2023-04-03 01:10:35,053 INFO L895 garLoopResultBuilder]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2023-04-03 01:10:35,054 INFO L899 garLoopResultBuilder]: For program point L133-1(line 133) no Hoare annotation was computed. [2023-04-03 01:10:35,054 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 148) no Hoare annotation was computed. [2023-04-03 01:10:35,054 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 93 99) no Hoare annotation was computed. [2023-04-03 01:10:35,054 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 93 99) the Hoare annotation is: true [2023-04-03 01:10:35,054 INFO L895 garLoopResultBuilder]: At program point L440(lines 391 441) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-03 01:10:35,054 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 382 447) no Hoare annotation was computed. [2023-04-03 01:10:35,054 INFO L895 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (let ((.cse5 (or (<= |old(~waterLevel~0)| 0) (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 .cse1 .cse5 (<= 1 ~switchedOnBeforeTS~0)) (and .cse4 .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse1 (<= ~waterLevel~0 1) (= ~switchedOnBeforeTS~0 1) .cse2 .cse3) (and .cse4 .cse1 (= ~waterLevel~0 1)))) [2023-04-03 01:10:35,054 INFO L899 garLoopResultBuilder]: For program point L428(lines 428 434) no Hoare annotation was computed. [2023-04-03 01:10:35,054 INFO L895 garLoopResultBuilder]: At program point L428-1(lines 422 435) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse4 .cse1 .cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse4 .cse1 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse4 .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse5 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3) (and .cse4 .cse1 (= ~waterLevel~0 1)))) [2023-04-03 01:10:35,054 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 382 447) 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 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L393(lines 392 439) no Hoare annotation was computed. [2023-04-03 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L422(lines 422 435) no Hoare annotation was computed. [2023-04-03 01:10:35,055 INFO L895 garLoopResultBuilder]: At program point L414(line 414) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse3 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~systemActive~0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (<= ~waterLevel~0 2) (<= 1 ~switchedOnBeforeTS~0) .cse2) (not (= |old(~pumpRunning~0)| 0)) (and .cse3 .cse1 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse3 .cse1 .cse6) (and .cse0 .cse1 .cse7 (= ~waterLevel~0 1)) (and .cse0 .cse3 .cse1 .cse7) (and .cse1 .cse5 (= ~switchedOnBeforeTS~0 1) .cse2 .cse4))) [2023-04-03 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L412(lines 412 418) no Hoare annotation was computed. [2023-04-03 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L412-1(lines 412 418) no Hoare annotation was computed. [2023-04-03 01:10:35,055 INFO L895 garLoopResultBuilder]: At program point L437(lines 392 439) the Hoare annotation is: (let ((.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) (and .cse5 .cse1 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse7) (and .cse0 .cse5 .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse7) (and .cse0 .cse1 (= 1 ~systemActive~0) (= ~waterLevel~0 1)) (and .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse4 .cse6))) [2023-04-03 01:10:35,055 INFO L895 garLoopResultBuilder]: At program point L404(line 404) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (not (= 0 ~systemActive~0)))) (let ((.cse8 (= ~waterLevel~0 1)) (.cse9 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse10 (or (and .cse0 .cse1 .cse7 .cse3) (and .cse0 .cse1 .cse2 .cse3)))) (or (and .cse0 .cse1 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse3) (not (= |old(~pumpRunning~0)| 0)) (and .cse4 .cse1 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse6 .cse7) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse4 .cse1 .cse7) (and .cse1 .cse8 .cse3 .cse5) (and .cse0 .cse1 .cse9 .cse8) (and .cse10 .cse8) (and .cse0 .cse4 .cse1 .cse9) (and .cse1 .cse6 (= ~switchedOnBeforeTS~0 1) .cse3 .cse5) (and .cse4 .cse10)))) [2023-04-03 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 408) no Hoare annotation was computed. [2023-04-03 01:10:35,055 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 408) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 382 447) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 944 952) the Hoare annotation is: true [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 944 952) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 898 920) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 898 920) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 152 159) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 152 159) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 224 242) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 224 242) the Hoare annotation is: true [2023-04-03 01:10:35,056 INFO L902 garLoopResultBuilder]: At program point L231(line 231) the Hoare annotation is: true [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point L231-1(line 231) no Hoare annotation was computed. [2023-04-03 01:10:35,056 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 921 929) the Hoare annotation is: true [2023-04-03 01:10:35,056 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 921 929) no Hoare annotation was computed. [2023-04-03 01:10:35,057 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 889 897) no Hoare annotation was computed. [2023-04-03 01:10:35,057 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 889 897) no Hoare annotation was computed. [2023-04-03 01:10:35,057 INFO L895 garLoopResultBuilder]: At program point L82(line 82) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0))) (let ((.cse11 (= ~pumpRunning~0 0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~switchedOnBeforeTS~0 0)) (.cse13 (not .cse5)) (.cse14 (= |old(~pumpRunning~0)| 0))) (let ((.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (= ~switchedOnBeforeTS~0 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (= ~waterLevel~0 1)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse8 (< 1 |old(~waterLevel~0)|)) (.cse9 (not .cse14)) (.cse10 (and .cse11 (<= ~waterLevel~0 1) .cse14 .cse7 .cse12 .cse13))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 .cse3 (and .cse0 (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) .cse7)) .cse2) .cse5 (< 2 |old(~waterLevel~0)|)) (or .cse8 .cse6 .cse9 .cse10) (or .cse9 (and .cse11 .cse1 .cse12 .cse13) (not (= |old(~waterLevel~0)| 1))) (or .cse9 (and .cse11 (= 2 ~waterLevel~0) .cse12 .cse13) .cse4) (or .cse8 .cse9 (< |old(~switchedOnBeforeTS~0)| 1) .cse10))))) [2023-04-03 01:10:35,057 INFO L895 garLoopResultBuilder]: At program point L80(lines 80 86) the Hoare annotation is: (let ((.cse12 (= 0 ~systemActive~0))) (let ((.cse5 (= ~pumpRunning~0 0)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= ~switchedOnBeforeTS~0 0)) (.cse16 (= 2 ~waterLevel~0)) (.cse8 (not .cse12)) (.cse18 (= |old(~waterLevel~0)| 2)) (.cse11 (= ~pumpRunning~0 1))) (let ((.cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse2 (and .cse16 .cse8 .cse18 .cse11)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (= ~switchedOnBeforeTS~0 1)) (.cse14 (= ~waterLevel~0 1)) (.cse9 (not (= |old(~pumpRunning~0)| 1))) (.cse17 (not .cse18)) (.cse4 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and .cse5 .cse13 .cse15))) (and (or .cse0 .cse1 .cse2 (< 2 |old(~waterLevel~0)|) .cse3) (let ((.cse6 (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) .cse13)))) (or .cse4 .cse0 (and .cse5 .cse6 .cse7 .cse8) .cse9 (and .cse10 .cse6 .cse11) .cse12)) (or .cse1 (and .cse5 .cse14 .cse15) (not (= |old(~waterLevel~0)| 1))) (or .cse1 (and .cse5 .cse16 .cse15) .cse2 .cse17) (or (and .cse5 .cse14 .cse7 .cse8) (and .cse10 .cse14 .cse11) .cse9 .cse17 .cse12) (or .cse4 .cse1 (< |old(~switchedOnBeforeTS~0)| 1) .cse3))))) [2023-04-03 01:10:35,057 INFO L895 garLoopResultBuilder]: At program point L75(line 75) the Hoare annotation is: (let ((.cse2 (= ~switchedOnBeforeTS~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= |old(~pumpRunning~0)| 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse5 (= 0 ~systemActive~0)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) .cse4 .cse5) (or .cse6 .cse7) (or (and (= 2 ~waterLevel~0) .cse2 .cse3) .cse4 .cse7 .cse5) (or .cse6 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (or .cse1 .cse6 (< 2 |old(~waterLevel~0)|)))) [2023-04-03 01:10:35,057 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 66 92) no Hoare annotation was computed. [2023-04-03 01:10:35,057 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 66 92) the Hoare annotation is: (let ((.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 0)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse8 (= 0 ~systemActive~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1))) (and (or .cse0 (and .cse1 .cse2) .cse3) (or .cse4 (and (= ~switchedOnBeforeTS~0 1) .cse5 .cse6) .cse7 .cse8 .cse9) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse0 (and .cse1 .cse5 .cse10)) (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and .cse1 (= ~waterLevel~0 1))) (or .cse4 .cse0 .cse3 .cse10) (or .cse0 (< |old(~switchedOnBeforeTS~0)| 1) (and .cse1 .cse5 (<= 1 ~switchedOnBeforeTS~0)) .cse9) (or .cse7 .cse3 .cse8 (and .cse2 .cse6)))) [2023-04-03 01:10:35,057 INFO L899 garLoopResultBuilder]: For program point L73(lines 69 91) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point L71(lines 69 91) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 66 92) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 279 308) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L902 garLoopResultBuilder]: At program point L289-2(lines 289 303) the Hoare annotation is: true [2023-04-03 01:10:35,058 INFO L902 garLoopResultBuilder]: At program point L285(line 285) the Hoare annotation is: true [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L902 garLoopResultBuilder]: At program point L304(lines 279 308) the Hoare annotation is: true [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 279 308) the Hoare annotation is: true [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point L293(lines 293 297) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L902 garLoopResultBuilder]: At program point L293-1(lines 293 297) the Hoare annotation is: true [2023-04-03 01:10:35,058 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 853 864) no Hoare annotation was computed. [2023-04-03 01:10:35,058 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 853 864) the Hoare annotation is: (or (not (= ~pumpRunning~0 1)) (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (< 2 |old(~waterLevel~0)|)) [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 101 125) no Hoare annotation was computed. [2023-04-03 01:10:35,059 INFO L895 garLoopResultBuilder]: At program point L120(line 120) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1 (= ~pumpRunning~0 1)) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 101 125) no Hoare annotation was computed. [2023-04-03 01:10:35,059 INFO L895 garLoopResultBuilder]: At program point L115(line 115) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 (and (= ~pumpRunning~0 0) (or (= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (<= 2 ~waterLevel~0))) .cse1) (or (< 1 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) .cse0 .cse1))) [2023-04-03 01:10:35,059 INFO L895 garLoopResultBuilder]: At program point L111(line 111) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2) (or .cse3 (not (= |old(~pumpRunning~0)| 1)) .cse1 .cse2))) [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point L109(lines 109 117) no Hoare annotation was computed. [2023-04-03 01:10:35,059 INFO L895 garLoopResultBuilder]: At program point L107(line 107) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point L107-1(line 107) no Hoare annotation was computed. [2023-04-03 01:10:35,059 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 101 125) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse2 .cse3 (= ~pumpRunning~0 1)) (or .cse0 .cse1 .cse4 .cse2 .cse3))) [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 122) no Hoare annotation was computed. [2023-04-03 01:10:35,059 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 865 876) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 865 876) the Hoare annotation is: (let ((.cse12 (= 0 ~systemActive~0)) (.cse14 (<= |old(~waterLevel~0)| 1)) (.cse15 (< 2 |old(~waterLevel~0)|)) (.cse7 (< 1 |old(~waterLevel~0)|)) (.cse13 (< |old(~waterLevel~0)| 1)) (.cse3 (not (= ~pumpRunning~0 0)))) (let ((.cse2 (let ((.cse16 (not (= 1 ~systemActive~0)))) (and (or .cse3 .cse16 .cse14 .cse15) (or .cse7 .cse13 .cse3 .cse16)))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse10 (and (or .cse7 .cse13 .cse12) (or .cse12 .cse14 .cse15))) (.cse6 (= ~waterLevel~0 1)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse11 (< ~switchedOnBeforeTS~0 1)) (.cse9 (not (= ~pumpRunning~0 1))) (.cse4 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1) (or .cse5 .cse6 .cse2) (or .cse7 .cse3 .cse4 .cse8) (or .cse0 .cse9 .cse1 .cse10) (or .cse5 .cse9 .cse10 .cse6) (or .cse3 .cse0 .cse11 .cse1 .cse12) (or .cse7 .cse3 .cse11 .cse8 .cse12) (or .cse7 .cse9 .cse4 .cse8 .cse12)))) [2023-04-03 01:10:35,060 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 954 961) the Hoare annotation is: true [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 958) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 954 961) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 467 473) the Hoare annotation is: true [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 467 473) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 964 971) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 964 971) the Hoare annotation is: (or (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (< ~waterLevel~0 1) (not (= 1 ~systemActive~0)) (< 1 ~waterLevel~0) (= ~switchedOnBeforeTS~0 0)) [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point L977(line 977) no Hoare annotation was computed. [2023-04-03 01:10:35,060 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 972 981) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 972 981) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse0 (< 2 ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (< |old(~switchedOnBeforeTS~0)| 1) (<= 1 ~switchedOnBeforeTS~0)) (or .cse2 .cse0 (= ~switchedOnBeforeTS~0 1) (not (= ~pumpRunning~0 1)) (= 0 ~systemActive~0)) (or .cse2 .cse0 .cse1 (= ~switchedOnBeforeTS~0 0)))) [2023-04-03 01:10:35,061 INFO L895 garLoopResultBuilder]: At program point L992(line 992) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (< 1 ~waterLevel~0)) (.cse5 (not (= ~pumpRunning~0 1))) (.cse4 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse2 (= 0 ~systemActive~0)) (.cse3 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0))) (and (or .cse0 .cse1 (< ~switchedOnBeforeTS~0 1) .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or (not (= 2 ~waterLevel~0)) .cse5 .cse2) (or (< 2 ~waterLevel~0) .cse0 .cse4 (< ~waterLevel~0 2)) (or .cse1 .cse5 .cse4 .cse2 .cse3))) [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L992-1(line 992) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L990(lines 990 1007) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L990-1(lines 982 1010) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L902 garLoopResultBuilder]: At program point L988(line 988) the Hoare annotation is: true [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L988-1(line 988) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 982 1010) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 982 1010) the Hoare annotation is: true [2023-04-03 01:10:35,061 INFO L895 garLoopResultBuilder]: At program point L997(line 997) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 1))) (.cse3 (= 0 ~systemActive~0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 (< ~switchedOnBeforeTS~0 1) .cse3) (or (not (= 2 ~waterLevel~0)) .cse1 .cse3) (or (< 2 ~waterLevel~0) .cse4 .cse2))) [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1001) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point L994(lines 994 1004) no Hoare annotation was computed. [2023-04-03 01:10:35,061 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 179 187) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 179 187) the Hoare annotation is: true [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point L218-1(line 218) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 188 223) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 188 223) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 490 535) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 490 535) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L895 garLoopResultBuilder]: At program point L349(line 349) 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 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 344 354) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 344 354) 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 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 344 354) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-04-03 01:10:35,062 INFO L899 garLoopResultBuilder]: For program point L173-1(line 173) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 168 178) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 168 178) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 160 167) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 160 167) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 1))) (and (or (< 2 ~waterLevel~0) .cse0 (< ~waterLevel~0 2) .cse1 .cse2) (or (< 1 ~waterLevel~0) .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2))) [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 757 802) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 757 802) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 450 459) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 450 459) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L704(lines 703 723) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L735(line 735) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L735-1(line 735) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L700(lines 700 741) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L719(line 719) no Hoare annotation was computed. [2023-04-03 01:10:35,063 INFO L899 garLoopResultBuilder]: For program point L719-1(line 719) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 654 756) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 682) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 654 756) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point L703-2(lines 703 723) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point L724(lines 702 725) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 654 756) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 699) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 877 888) the Hoare annotation is: true [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 877 888) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:10:35,064 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 01:10:35,065 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 335 341) no Hoare annotation was computed. [2023-04-03 01:10:35,065 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 335 341) the Hoare annotation is: true [2023-04-03 01:10:35,065 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 01:10:35,065 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 01:10:35,065 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 01:10:35,065 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 01:10:35,068 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 01:10:35,069 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 01:10:35,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 01:10:35 BoogieIcfgContainer [2023-04-03 01:10:35,080 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 01:10:35,081 INFO L158 Benchmark]: Toolchain (without parser) took 54224.62ms. Allocated memory was 183.5MB in the beginning and 827.3MB in the end (delta: 643.8MB). Free memory was 119.4MB in the beginning and 732.9MB in the end (delta: -613.5MB). Peak memory consumption was 492.8MB. Max. memory is 8.0GB. [2023-04-03 01:10:35,081 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 01:10:35,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.44ms. Allocated memory is still 183.5MB. Free memory was 119.1MB in the beginning and 146.2MB in the end (delta: -27.0MB). Peak memory consumption was 19.4MB. Max. memory is 8.0GB. [2023-04-03 01:10:35,081 INFO L158 Benchmark]: Boogie Preprocessor took 87.73ms. Allocated memory is still 183.5MB. Free memory was 146.2MB in the beginning and 143.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-03 01:10:35,082 INFO L158 Benchmark]: RCFGBuilder took 1012.27ms. Allocated memory was 183.5MB in the beginning and 220.2MB in the end (delta: 36.7MB). Free memory was 143.0MB in the beginning and 176.4MB in the end (delta: -33.4MB). Peak memory consumption was 58.3MB. Max. memory is 8.0GB. [2023-04-03 01:10:35,082 INFO L158 Benchmark]: TraceAbstraction took 52768.26ms. Allocated memory was 220.2MB in the beginning and 827.3MB in the end (delta: 607.1MB). Free memory was 175.9MB in the beginning and 732.9MB in the end (delta: -557.0MB). Peak memory consumption was 510.5MB. Max. memory is 8.0GB. [2023-04-03 01:10:35,089 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 183.5MB. Free memory is still 132.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 351.44ms. Allocated memory is still 183.5MB. Free memory was 119.1MB in the beginning and 146.2MB in the end (delta: -27.0MB). Peak memory consumption was 19.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.73ms. Allocated memory is still 183.5MB. Free memory was 146.2MB in the beginning and 143.0MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1012.27ms. Allocated memory was 183.5MB in the beginning and 220.2MB in the end (delta: 36.7MB). Free memory was 143.0MB in the beginning and 176.4MB in the end (delta: -33.4MB). Peak memory consumption was 58.3MB. Max. memory is 8.0GB. * TraceAbstraction took 52768.26ms. Allocated memory was 220.2MB in the beginning and 827.3MB in the end (delta: 607.1MB). Free memory was 175.9MB in the beginning and 732.9MB in the end (delta: -557.0MB). Peak memory consumption was 510.5MB. 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: 958]: 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 44 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 52.7s, OverallIterations: 9, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2018 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1956 mSDsluCounter, 6297 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5117 mSDsCounter, 1136 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6643 IncrementalHoareTripleChecker+Invalid, 7779 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1136 mSolverCounterUnsat, 1180 mSDtfsCounter, 6643 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1687 GetRequests, 1290 SyntacticMatches, 39 SemanticMatches, 358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14660 ImplicationChecksByTransitivity, 19.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2503occurred in iteration=8, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 939 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 4110 PreInvPairs, 4532 NumberOfFragments, 2740 HoareAnnotationTreeSize, 4110 FomulaSimplifications, 38251 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 64 FomulaSimplificationsInter, 53357 FormulaSimplificationTreeSizeReductionInter, 7.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1365 NumberOfCodeBlocks, 1365 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1842 ConstructedInterpolants, 0 QuantifiedInterpolants, 3395 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1812 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 15 InterpolantComputations, 6 PerfectInterpolantSequences, 740/819 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: 289]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(\old(systemActive) == 1) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: ((((((((((((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 <= switchedOnBeforeTS) && !(0 == systemActive)) || !(\old(pumpRunning) == 0)) || (((2 == waterLevel && splverifierCounter == 0) && !(0 == systemActive)) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || (((pumpRunning == 0 && splverifierCounter == 0) && waterLevel <= 1) && pumpRunning == switchedOnBeforeTS)) || ((((pumpRunning == 0 && 2 == waterLevel) && splverifierCounter == 0) && 1 <= switchedOnBeforeTS) && !(0 == systemActive))) || !(\old(systemActive) == 1)) || (((pumpRunning == 0 && 2 == waterLevel) && splverifierCounter == 0) && pumpRunning == switchedOnBeforeTS)) || (((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) && waterLevel == 1)) || ((((splverifierCounter == 0 && waterLevel <= 1) && switchedOnBeforeTS == 1) && !(0 == systemActive)) && pumpRunning == 1) RESULT: Ultimate proved your program to be correct! [2023-04-03 01:10:35,117 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...