/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 EqDomain -i ../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 12:03:50,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 12:03:50,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 12:03:50,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 12:03:50,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 12:03:50,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 12:03:50,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 12:03:50,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 12:03:50,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 12:03:50,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 12:03:50,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 12:03:50,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 12:03:50,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 12:03:50,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 12:03:50,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 12:03:50,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 12:03:50,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 12:03:50,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 12:03:50,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 12:03:50,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 12:03:50,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 12:03:50,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 12:03:50,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 12:03:50,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 12:03:50,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 12:03:50,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 12:03:50,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 12:03:50,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 12:03:50,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 12:03:50,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 12:03:50,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 12:03:50,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 12:03:50,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 12:03:50,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 12:03:50,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 12:03:50,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 12:03:50,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 12:03:50,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 12:03:50,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 12:03:50,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 12:03:50,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 12:03:50,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 12:03:50,223 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 12:03:50,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 12:03:50,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 12:03:50,223 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 12:03:50,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 12:03:50,224 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 12:03:50,224 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 12:03:50,225 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 12:03:50,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 12:03:50,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 12:03:50,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 12:03:50,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 12:03:50,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 12:03:50,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 12:03:50,227 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 12:03:50,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 12:03:50,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 12:03:50,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 12:03:50,507 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 12:03:50,507 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 12:03:50,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2023-04-01 12:03:51,543 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 12:03:51,733 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 12:03:51,734 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product61.cil.c [2023-04-01 12:03:51,743 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff156156/648812ff8a0b4cf0a1f7e8e8b8263174/FLAG089519bf9 [2023-04-01 12:03:51,754 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ff156156/648812ff8a0b4cf0a1f7e8e8b8263174 [2023-04-01 12:03:51,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 12:03:51,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 12:03:51,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 12:03:51,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 12:03:51,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 12:03:51,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:03:51" (1/1) ... [2023-04-01 12:03:51,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fcb6929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:51, skipping insertion in model container [2023-04-01 12:03:51,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 12:03:51" (1/1) ... [2023-04-01 12:03:51,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 12:03:51,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 12:03:52,028 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_spec3_product61.cil.c[7381,7394] [2023-04-01 12:03:52,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 12:03:52,141 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 12:03:52,176 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_spec3_product61.cil.c[7381,7394] [2023-04-01 12:03:52,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 12:03:52,243 INFO L208 MainTranslator]: Completed translation [2023-04-01 12:03:52,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52 WrapperNode [2023-04-01 12:03:52,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 12:03:52,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 12:03:52,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 12:03:52,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 12:03:52,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,309 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 12:03:52,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 12:03:52,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 12:03:52,326 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 12:03:52,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (1/1) ... [2023-04-01 12:03:52,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 12:03:52,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 12:03:52,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 12:03:52,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 12:03:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 12:03:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 12:03:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 12:03:52,404 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 12:03:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 12:03:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-01 12:03:52,405 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-01 12:03:52,406 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-01 12:03:52,407 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 12:03:52,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 12:03:52,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 12:03:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 12:03:52,409 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-01 12:03:52,410 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-01 12:03:52,411 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-01 12:03:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-01 12:03:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-01 12:03:52,412 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-01 12:03:52,413 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 12:03:52,414 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 12:03:52,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 12:03:52,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 12:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 12:03:52,599 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 12:03:52,601 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 12:03:53,156 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 12:03:53,283 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 12:03:53,287 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-01 12:03:53,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:03:53 BoogieIcfgContainer [2023-04-01 12:03:53,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 12:03:53,293 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 12:03:53,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 12:03:53,297 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 12:03:53,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 12:03:51" (1/3) ... [2023-04-01 12:03:53,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676818b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:03:53, skipping insertion in model container [2023-04-01 12:03:53,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 12:03:52" (2/3) ... [2023-04-01 12:03:53,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@676818b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 12:03:53, skipping insertion in model container [2023-04-01 12:03:53,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 12:03:53" (3/3) ... [2023-04-01 12:03:53,302 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2023-04-01 12:03:53,315 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 12:03:53,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 12:03:53,367 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 12:03:53,372 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;@69d2cbb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 12:03:53,372 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 12:03:53,376 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 92 states have internal predecessors, (97), 53 states have call successors, (53), 32 states have call predecessors, (53), 32 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) [2023-04-01 12:03:53,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-01 12:03:53,388 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:53,392 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:53,395 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:53,400 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:53,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1644506819, now seen corresponding path program 1 times [2023-04-01 12:03:53,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:53,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775417233] [2023-04-01 12:03:53,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:53,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:53,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:03:53,613 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:53,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775417233] [2023-04-01 12:03:53,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775417233] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:53,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:53,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 12:03:53,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435046728] [2023-04-01 12:03:53,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:53,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 12:03:53,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:53,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 12:03:53,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 12:03:53,649 INFO L87 Difference]: Start difference. First operand has 165 states, 77 states have (on average 1.2597402597402598) internal successors, (97), 92 states have internal predecessors, (97), 53 states have call successors, (53), 32 states have call predecessors, (53), 32 states have return successors, (53), 47 states have call predecessors, (53), 53 states have call successors, (53) 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 12:03:53,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:53,731 INFO L93 Difference]: Finished difference Result 263 states and 320 transitions. [2023-04-01 12:03:53,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 12:03:53,734 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 47 [2023-04-01 12:03:53,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:53,745 INFO L225 Difference]: With dead ends: 263 [2023-04-01 12:03:53,745 INFO L226 Difference]: Without dead ends: 132 [2023-04-01 12:03:53,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 12:03:53,754 INFO L413 NwaCegarLoop]: 146 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, 146 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 [2023-04-01 12:03:53,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 12:03:53,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-04-01 12:03:53,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-04-01 12:03:53,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 68 states have (on average 1.2205882352941178) internal successors, (83), 80 states have internal predecessors, (83), 38 states have call successors, (38), 30 states have call predecessors, (38), 25 states have return successors, (33), 27 states have call predecessors, (33), 33 states have call successors, (33) [2023-04-01 12:03:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 154 transitions. [2023-04-01 12:03:53,812 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 154 transitions. Word has length 47 [2023-04-01 12:03:53,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:53,813 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 154 transitions. [2023-04-01 12:03:53,813 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 12:03:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 154 transitions. [2023-04-01 12:03:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-04-01 12:03:53,816 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:53,816 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:53,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 12:03:53,817 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:53,817 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:53,817 INFO L85 PathProgramCache]: Analyzing trace with hash -478376869, now seen corresponding path program 1 times [2023-04-01 12:03:53,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:53,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851779052] [2023-04-01 12:03:53,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:53,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:03:53,969 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:53,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851779052] [2023-04-01 12:03:53,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851779052] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:53,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:53,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 12:03:53,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575012628] [2023-04-01 12:03:53,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:53,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 12:03:53,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:53,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 12:03:53,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 12:03:53,975 INFO L87 Difference]: Start difference. First operand 132 states and 154 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 12:03:54,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:54,031 INFO L93 Difference]: Finished difference Result 221 states and 259 transitions. [2023-04-01 12:03:54,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 12:03:54,032 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 48 [2023-04-01 12:03:54,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:54,033 INFO L225 Difference]: With dead ends: 221 [2023-04-01 12:03:54,033 INFO L226 Difference]: Without dead ends: 124 [2023-04-01 12:03:54,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 12:03:54,035 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 7 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:54,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 242 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 12:03:54,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-04-01 12:03:54,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-04-01 12:03:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 63 states have (on average 1.2222222222222223) internal successors, (77), 75 states have internal predecessors, (77), 35 states have call successors, (35), 29 states have call predecessors, (35), 25 states have return successors, (31), 25 states have call predecessors, (31), 31 states have call successors, (31) [2023-04-01 12:03:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2023-04-01 12:03:54,055 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 48 [2023-04-01 12:03:54,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:54,056 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2023-04-01 12:03:54,056 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 12:03:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2023-04-01 12:03:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-04-01 12:03:54,057 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:54,058 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:54,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 12:03:54,058 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:54,058 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:54,058 INFO L85 PathProgramCache]: Analyzing trace with hash 2090407660, now seen corresponding path program 1 times [2023-04-01 12:03:54,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:54,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322894495] [2023-04-01 12:03:54,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:54,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:03:54,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:54,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322894495] [2023-04-01 12:03:54,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322894495] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:54,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:54,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 12:03:54,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872038335] [2023-04-01 12:03:54,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:54,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 12:03:54,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:54,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 12:03:54,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-01 12:03:54,229 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 12:03:54,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:54,415 INFO L93 Difference]: Finished difference Result 226 states and 265 transitions. [2023-04-01 12:03:54,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-04-01 12:03:54,415 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 50 [2023-04-01 12:03:54,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:54,416 INFO L225 Difference]: With dead ends: 226 [2023-04-01 12:03:54,417 INFO L226 Difference]: Without dead ends: 124 [2023-04-01 12:03:54,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-01 12:03:54,418 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 198 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:54,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 355 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 12:03:54,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-04-01 12:03:54,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2023-04-01 12:03:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 63 states have (on average 1.2063492063492063) internal successors, (76), 74 states have internal predecessors, (76), 35 states have call successors, (35), 29 states have call predecessors, (35), 25 states have return successors, (31), 25 states have call predecessors, (31), 31 states have call successors, (31) [2023-04-01 12:03:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2023-04-01 12:03:54,428 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 50 [2023-04-01 12:03:54,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:54,428 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2023-04-01 12:03:54,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 4 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-04-01 12:03:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2023-04-01 12:03:54,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-04-01 12:03:54,430 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:54,430 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] [2023-04-01 12:03:54,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 12:03:54,431 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:54,431 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:54,431 INFO L85 PathProgramCache]: Analyzing trace with hash -848941836, now seen corresponding path program 1 times [2023-04-01 12:03:54,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:54,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500234957] [2023-04-01 12:03:54,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:54,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:54,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-01 12:03:54,563 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:54,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500234957] [2023-04-01 12:03:54,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500234957] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:54,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:54,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-01 12:03:54,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360899901] [2023-04-01 12:03:54,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:54,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 12:03:54,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:54,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 12:03:54,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 12:03:54,565 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-04-01 12:03:54,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:54,915 INFO L93 Difference]: Finished difference Result 332 states and 393 transitions. [2023-04-01 12:03:54,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 12:03:54,915 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 67 [2023-04-01 12:03:54,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:54,917 INFO L225 Difference]: With dead ends: 332 [2023-04-01 12:03:54,917 INFO L226 Difference]: Without dead ends: 230 [2023-04-01 12:03:54,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-04-01 12:03:54,919 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 183 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:54,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 167 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-01 12:03:54,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2023-04-01 12:03:54,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 215. [2023-04-01 12:03:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 125 states have internal predecessors, (134), 49 states have call successors, (49), 45 states have call predecessors, (49), 49 states have return successors, (55), 49 states have call predecessors, (55), 45 states have call successors, (55) [2023-04-01 12:03:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 238 transitions. [2023-04-01 12:03:54,937 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 238 transitions. Word has length 67 [2023-04-01 12:03:54,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:54,937 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 238 transitions. [2023-04-01 12:03:54,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 4 states have call successors, (18), 4 states have call predecessors, (18), 3 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2023-04-01 12:03:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 238 transitions. [2023-04-01 12:03:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-04-01 12:03:54,938 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:54,938 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:54,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 12:03:54,939 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:54,939 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:54,939 INFO L85 PathProgramCache]: Analyzing trace with hash 753005847, now seen corresponding path program 1 times [2023-04-01 12:03:54,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:54,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396408106] [2023-04-01 12:03:54,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:54,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:03:55,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:55,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396408106] [2023-04-01 12:03:55,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396408106] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:55,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:55,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 12:03:55,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672243670] [2023-04-01 12:03:55,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:55,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 12:03:55,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:55,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 12:03:55,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-01 12:03:55,058 INFO L87 Difference]: Start difference. First operand 215 states and 238 transitions. Second operand has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 12:03:55,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:55,180 INFO L93 Difference]: Finished difference Result 528 states and 600 transitions. [2023-04-01 12:03:55,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 12:03:55,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 77 [2023-04-01 12:03:55,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:55,183 INFO L225 Difference]: With dead ends: 528 [2023-04-01 12:03:55,183 INFO L226 Difference]: Without dead ends: 335 [2023-04-01 12:03:55,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-01 12:03:55,185 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 73 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:55,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 559 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 12:03:55,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2023-04-01 12:03:55,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 319. [2023-04-01 12:03:55,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 177 states have (on average 1.152542372881356) internal successors, (204), 189 states have internal predecessors, (204), 69 states have call successors, (69), 64 states have call predecessors, (69), 72 states have return successors, (83), 72 states have call predecessors, (83), 65 states have call successors, (83) [2023-04-01 12:03:55,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 356 transitions. [2023-04-01 12:03:55,214 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 356 transitions. Word has length 77 [2023-04-01 12:03:55,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:55,215 INFO L495 AbstractCegarLoop]: Abstraction has 319 states and 356 transitions. [2023-04-01 12:03:55,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 5 states have internal predecessors, (43), 3 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-04-01 12:03:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 356 transitions. [2023-04-01 12:03:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-04-01 12:03:55,216 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:55,216 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:55,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 12:03:55,217 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:55,217 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:55,217 INFO L85 PathProgramCache]: Analyzing trace with hash 471767326, now seen corresponding path program 1 times [2023-04-01 12:03:55,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:55,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070656666] [2023-04-01 12:03:55,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:55,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:55,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 12:03:55,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:55,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070656666] [2023-04-01 12:03:55,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070656666] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:55,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:55,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-04-01 12:03:55,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951080578] [2023-04-01 12:03:55,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:55,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-04-01 12:03:55,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:55,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-04-01 12:03:55,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2023-04-01 12:03:55,511 INFO L87 Difference]: Start difference. First operand 319 states and 356 transitions. Second operand has 14 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 12:03:55,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:55,791 INFO L93 Difference]: Finished difference Result 633 states and 726 transitions. [2023-04-01 12:03:55,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 12:03:55,791 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) Word has length 80 [2023-04-01 12:03:55,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:55,794 INFO L225 Difference]: With dead ends: 633 [2023-04-01 12:03:55,794 INFO L226 Difference]: Without dead ends: 440 [2023-04-01 12:03:55,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2023-04-01 12:03:55,795 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 319 mSDsluCounter, 1175 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 1298 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:55,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [322 Valid, 1298 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 12:03:55,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2023-04-01 12:03:55,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 420. [2023-04-01 12:03:55,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 237 states have (on average 1.1518987341772151) internal successors, (273), 251 states have internal predecessors, (273), 88 states have call successors, (88), 82 states have call predecessors, (88), 94 states have return successors, (115), 95 states have call predecessors, (115), 84 states have call successors, (115) [2023-04-01 12:03:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 476 transitions. [2023-04-01 12:03:55,821 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 476 transitions. Word has length 80 [2023-04-01 12:03:55,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:55,821 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 476 transitions. [2023-04-01 12:03:55,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 10 states have (on average 4.4) internal successors, (44), 10 states have internal predecessors, (44), 3 states have call successors, (21), 3 states have call predecessors, (21), 6 states have return successors, (15), 7 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 12:03:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 476 transitions. [2023-04-01 12:03:55,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-04-01 12:03:55,823 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:55,823 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:55,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-01 12:03:55,823 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:55,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:55,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1531994459, now seen corresponding path program 1 times [2023-04-01 12:03:55,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:55,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501757891] [2023-04-01 12:03:55,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:55,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:55,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-01 12:03:55,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:55,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501757891] [2023-04-01 12:03:55,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501757891] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:55,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:55,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-01 12:03:55,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960621998] [2023-04-01 12:03:55,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:55,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 12:03:55,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:55,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 12:03:55,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-01 12:03:55,944 INFO L87 Difference]: Start difference. First operand 420 states and 476 transitions. Second operand has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 12:03:56,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:56,211 INFO L93 Difference]: Finished difference Result 997 states and 1178 transitions. [2023-04-01 12:03:56,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 12:03:56,211 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) Word has length 90 [2023-04-01 12:03:56,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:56,214 INFO L225 Difference]: With dead ends: 997 [2023-04-01 12:03:56,214 INFO L226 Difference]: Without dead ends: 599 [2023-04-01 12:03:56,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2023-04-01 12:03:56,215 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 56 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 1362 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:56,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 1362 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 12:03:56,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2023-04-01 12:03:56,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 579. [2023-04-01 12:03:56,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 579 states, 335 states have (on average 1.1343283582089552) internal successors, (380), 349 states have internal predecessors, (380), 123 states have call successors, (123), 115 states have call predecessors, (123), 120 states have return successors, (164), 124 states have call predecessors, (164), 119 states have call successors, (164) [2023-04-01 12:03:56,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 579 states and 667 transitions. [2023-04-01 12:03:56,280 INFO L78 Accepts]: Start accepts. Automaton has 579 states and 667 transitions. Word has length 90 [2023-04-01 12:03:56,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:56,280 INFO L495 AbstractCegarLoop]: Abstraction has 579 states and 667 transitions. [2023-04-01 12:03:56,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 7 states have internal predecessors, (49), 3 states have call successors, (23), 3 states have call predecessors, (23), 4 states have return successors, (17), 6 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 12:03:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 667 transitions. [2023-04-01 12:03:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-04-01 12:03:56,282 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:56,282 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:56,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-04-01 12:03:56,282 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:56,283 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:56,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1291178440, now seen corresponding path program 1 times [2023-04-01 12:03:56,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:56,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966815506] [2023-04-01 12:03:56,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:56,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-01 12:03:56,404 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:56,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966815506] [2023-04-01 12:03:56,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966815506] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 12:03:56,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 12:03:56,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-01 12:03:56,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949987610] [2023-04-01 12:03:56,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:56,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 12:03:56,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:56,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 12:03:56,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2023-04-01 12:03:56,406 INFO L87 Difference]: Start difference. First operand 579 states and 667 transitions. Second operand has 10 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (18), 5 states have call predecessors, (18), 2 states have call successors, (18) [2023-04-01 12:03:56,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:56,624 INFO L93 Difference]: Finished difference Result 1142 states and 1318 transitions. [2023-04-01 12:03:56,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-01 12:03:56,624 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (18), 5 states have call predecessors, (18), 2 states have call successors, (18) Word has length 93 [2023-04-01 12:03:56,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:56,628 INFO L225 Difference]: With dead ends: 1142 [2023-04-01 12:03:56,628 INFO L226 Difference]: Without dead ends: 585 [2023-04-01 12:03:56,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2023-04-01 12:03:56,630 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 82 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 1298 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:56,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 1298 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 12:03:56,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2023-04-01 12:03:56,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 557. [2023-04-01 12:03:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 319 states have (on average 1.1128526645768024) internal successors, (355), 333 states have internal predecessors, (355), 119 states have call successors, (119), 111 states have call predecessors, (119), 118 states have return successors, (149), 120 states have call predecessors, (149), 115 states have call successors, (149) [2023-04-01 12:03:56,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 623 transitions. [2023-04-01 12:03:56,686 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 623 transitions. Word has length 93 [2023-04-01 12:03:56,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:56,687 INFO L495 AbstractCegarLoop]: Abstraction has 557 states and 623 transitions. [2023-04-01 12:03:56,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (18), 5 states have call predecessors, (18), 2 states have call successors, (18) [2023-04-01 12:03:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 623 transitions. [2023-04-01 12:03:56,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-04-01 12:03:56,690 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 12:03:56,690 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:03:56,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-01 12:03:56,691 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 12:03:56,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 12:03:56,691 INFO L85 PathProgramCache]: Analyzing trace with hash -877863240, now seen corresponding path program 1 times [2023-04-01 12:03:56,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 12:03:56,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78375752] [2023-04-01 12:03:56,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:56,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 12:03:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:56,863 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-04-01 12:03:56,864 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 12:03:56,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78375752] [2023-04-01 12:03:56,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78375752] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 12:03:56,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660734962] [2023-04-01 12:03:56,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 12:03:56,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 12:03:56,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 12:03:56,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 12:03:56,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 12:03:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 12:03:57,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 32 conjunts are in the unsatisfiable core [2023-04-01 12:03:57,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 12:03:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-04-01 12:03:57,240 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-01 12:03:57,750 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-04-01 12:03:57,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660734962] provided 1 perfect and 1 imperfect interpolant sequences [2023-04-01 12:03:57,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-04-01 12:03:57,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11, 9] total 25 [2023-04-01 12:03:57,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084267778] [2023-04-01 12:03:57,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 12:03:57,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-01 12:03:57,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 12:03:57,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-01 12:03:57,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2023-04-01 12:03:57,753 INFO L87 Difference]: Start difference. First operand 557 states and 623 transitions. Second operand has 9 states, 7 states have (on average 8.714285714285714) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (30), 5 states have call predecessors, (30), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24) [2023-04-01 12:03:58,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 12:03:58,068 INFO L93 Difference]: Finished difference Result 1232 states and 1402 transitions. [2023-04-01 12:03:58,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-01 12:03:58,068 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 8.714285714285714) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (30), 5 states have call predecessors, (30), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24) Word has length 130 [2023-04-01 12:03:58,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 12:03:58,069 INFO L225 Difference]: With dead ends: 1232 [2023-04-01 12:03:58,069 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 12:03:58,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2023-04-01 12:03:58,072 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 261 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 12:03:58,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 469 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 12:03:58,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 12:03:58,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 12:03:58,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 12:03:58,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 12:03:58,073 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 130 [2023-04-01 12:03:58,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 12:03:58,073 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 12:03:58,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 8.714285714285714) internal successors, (61), 8 states have internal predecessors, (61), 5 states have call successors, (30), 5 states have call predecessors, (30), 5 states have return successors, (24), 6 states have call predecessors, (24), 5 states have call successors, (24) [2023-04-01 12:03:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 12:03:58,073 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 12:03:58,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 12:03:58,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 12:03:58,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 12:03:58,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 12:04:00,695 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 737) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point L727-2(lines 727 748) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point L749(lines 726 750) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 702 757) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 702 757) no Hoare annotation was computed. [2023-04-01 12:04:00,696 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 794) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 758 817) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point L784-2(lines 784 809) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point L810(lines 783 811) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 758 817) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 758 817) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point L803(line 803) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point L803-1(line 803) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 640 648) no Hoare annotation was computed. [2023-04-01 12:04:00,697 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 640 648) the Hoare annotation is: true [2023-04-01 12:04:00,698 INFO L895 garLoopResultBuilder]: At program point L569(line 569) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (= main_~tmp~7 1)) (<= 2 |old(~waterLevel~0)|)) [2023-04-01 12:04:00,698 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 557 579) no Hoare annotation was computed. [2023-04-01 12:04:00,698 INFO L895 garLoopResultBuilder]: At program point L569-1(line 569) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (= main_~tmp~7 1)) (<= 2 |old(~waterLevel~0)|)) [2023-04-01 12:04:00,698 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 574) no Hoare annotation was computed. [2023-04-01 12:04:00,698 INFO L899 garLoopResultBuilder]: For program point L567-1(lines 567 574) no Hoare annotation was computed. [2023-04-01 12:04:00,698 INFO L899 garLoopResultBuilder]: For program point L565(line 565) no Hoare annotation was computed. [2023-04-01 12:04:00,699 INFO L895 garLoopResultBuilder]: At program point L564(line 564) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,700 INFO L895 garLoopResultBuilder]: At program point L563(line 563) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,700 INFO L895 garLoopResultBuilder]: At program point L563-1(line 563) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,700 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 557 579) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,700 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 513 536) no Hoare annotation was computed. [2023-04-01 12:04:00,700 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 513 536) no Hoare annotation was computed. [2023-04-01 12:04:00,700 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-04-01 12:04:00,700 INFO L899 garLoopResultBuilder]: For program point L530(line 530) no Hoare annotation was computed. [2023-04-01 12:04:00,700 INFO L899 garLoopResultBuilder]: For program point L529(line 529) no Hoare annotation was computed. [2023-04-01 12:04:00,701 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-04-01 12:04:00,701 INFO L899 garLoopResultBuilder]: For program point L527(line 527) no Hoare annotation was computed. [2023-04-01 12:04:00,701 INFO L899 garLoopResultBuilder]: For program point L526(line 526) no Hoare annotation was computed. [2023-04-01 12:04:00,701 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-04-01 12:04:00,701 INFO L899 garLoopResultBuilder]: For program point L524(line 524) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L523(line 523) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L522(line 522) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 513 536) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L521(line 521) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L520(line 520) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L519(line 519) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 349 367) the Hoare annotation is: true [2023-04-01 12:04:00,702 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 349 367) no Hoare annotation was computed. [2023-04-01 12:04:00,702 INFO L902 garLoopResultBuilder]: At program point L356(line 356) the Hoare annotation is: true [2023-04-01 12:04:00,703 INFO L899 garLoopResultBuilder]: For program point L356-1(line 356) no Hoare annotation was computed. [2023-04-01 12:04:00,703 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 626 632) no Hoare annotation was computed. [2023-04-01 12:04:00,703 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 626 632) the Hoare annotation is: true [2023-04-01 12:04:00,703 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 969 1014) no Hoare annotation was computed. [2023-04-01 12:04:00,703 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 969 1014) no Hoare annotation was computed. [2023-04-01 12:04:00,703 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 449 462) the Hoare annotation is: true [2023-04-01 12:04:00,703 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 449 462) no Hoare annotation was computed. [2023-04-01 12:04:00,704 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 232) no Hoare annotation was computed. [2023-04-01 12:04:00,704 INFO L895 garLoopResultBuilder]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,704 INFO L899 garLoopResultBuilder]: For program point L222-1(line 222) no Hoare annotation was computed. [2023-04-01 12:04:00,704 INFO L899 garLoopResultBuilder]: For program point L220(lines 220 237) no Hoare annotation was computed. [2023-04-01 12:04:00,704 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 216 240) no Hoare annotation was computed. [2023-04-01 12:04:00,705 INFO L895 garLoopResultBuilder]: At program point L235(line 235) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1))))) [2023-04-01 12:04:00,705 INFO L899 garLoopResultBuilder]: For program point L235-1(lines 216 240) no Hoare annotation was computed. [2023-04-01 12:04:00,705 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 216 240) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)))) [2023-04-01 12:04:00,705 INFO L895 garLoopResultBuilder]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,705 INFO L895 garLoopResultBuilder]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,705 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 156 162) no Hoare annotation was computed. [2023-04-01 12:04:00,706 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 156 162) the Hoare annotation is: true [2023-04-01 12:04:00,706 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 54 117) no Hoare annotation was computed. [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|)) [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 54 117) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point L100-2(lines 94 105) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0)) (.cse1 (< ~waterLevel~0 3))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (and (= ~pumpRunning~0 0) .cse0 .cse1) (<= 2 |old(~waterLevel~0)|))) [2023-04-01 12:04:00,706 INFO L899 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0)) (.cse1 (< ~waterLevel~0 3))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (and (= ~pumpRunning~0 0) .cse0 .cse1) (<= 2 |old(~waterLevel~0)|))) [2023-04-01 12:04:00,706 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2023-04-01 12:04:00,706 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0)) (.cse1 (< ~waterLevel~0 3))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and .cse0 .cse1 (= ~pumpRunning~0 1)) (and (= ~pumpRunning~0 0) .cse0 .cse1) (<= 2 |old(~waterLevel~0)|))) [2023-04-01 12:04:00,706 INFO L895 garLoopResultBuilder]: At program point L107(lines 64 109) the Hoare annotation is: (let ((.cse3 (< ~waterLevel~0 3)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not .cse0) (and .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0)) .cse3) (and .cse2 .cse3 (= ~pumpRunning~0 1)) (<= 2 |old(~waterLevel~0)|) (and .cse1 .cse2 .cse0 (< ~waterLevel~0 2)))) [2023-04-01 12:04:00,706 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 54 117) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 241 248) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (<= 3 ~waterLevel~0)) [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 241 248) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 463 471) the Hoare annotation is: true [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 463 471) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 417 439) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 417 439) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 262) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L895 garLoopResultBuilder]: At program point L254(line 254) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (<= 3 ~waterLevel~0)) [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point L254-1(line 254) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 249 265) no Hoare annotation was computed. [2023-04-01 12:04:00,707 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 249 265) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (<= 3 ~waterLevel~0)) [2023-04-01 12:04:00,708 INFO L895 garLoopResultBuilder]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (<= 3 ~waterLevel~0))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 activatePump_~tmp~4)) .cse2) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2023-04-01 12:04:00,708 INFO L899 garLoopResultBuilder]: For program point L260-1(lines 249 265) no Hoare annotation was computed. [2023-04-01 12:04:00,708 INFO L902 garLoopResultBuilder]: At program point L337(line 337) the Hoare annotation is: true [2023-04-01 12:04:00,708 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 330 348) no Hoare annotation was computed. [2023-04-01 12:04:00,708 INFO L899 garLoopResultBuilder]: For program point L337-1(line 337) no Hoare annotation was computed. [2023-04-01 12:04:00,708 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 330 348) the Hoare annotation is: true [2023-04-01 12:04:00,708 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 440 448) the Hoare annotation is: true [2023-04-01 12:04:00,708 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 440 448) no Hoare annotation was computed. [2023-04-01 12:04:00,708 INFO L895 garLoopResultBuilder]: At program point L145(line 145) the Hoare annotation is: (let ((.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= 3 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (and (< ~waterLevel~0 2) (= ~pumpRunning~0 1))) (or .cse2 .cse0 (not (= 2 ~waterLevel~0)) .cse1 (= |old(~waterLevel~0)| 2)) (or .cse2 .cse0 .cse1 (and (= ~pumpRunning~0 0) (< ~waterLevel~0 3))))) [2023-04-01 12:04:00,708 INFO L895 garLoopResultBuilder]: At program point L143(lines 143 149) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse6 (< ~waterLevel~0 3)) (.cse9 (= |old(~pumpRunning~0)| 0))) (let ((.cse2 (< ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 1)) (.cse5 (not .cse9)) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= 3 |old(~waterLevel~0)|)) (.cse7 (and .cse4 .cse9 (not .cse8) .cse6))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) (and .cse2 .cse3) (and .cse4 .cse2)) (or .cse5 .cse0 (<= 2 |old(~waterLevel~0)|) .cse2) (or (and .cse6 .cse3) .cse5 .cse0 .cse1 (and .cse4 (not (= 2 ~waterLevel~0)) .cse6) .cse7) (or .cse5 .cse8 .cse0 .cse1 .cse7)))) [2023-04-01 12:04:00,708 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 132 155) no Hoare annotation was computed. [2023-04-01 12:04:00,709 INFO L895 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: (let ((.cse1 (<= 3 |old(~waterLevel~0)|)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 1)))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or (and (< ~waterLevel~0 3) (= ~pumpRunning~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (<= 2 |old(~waterLevel~0)|) (< ~waterLevel~0 2)))) [2023-04-01 12:04:00,709 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 132 155) the Hoare annotation is: (let ((.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (<= 3 |old(~waterLevel~0)|)) (.cse0 (< ~waterLevel~0 3))) (and (or (and .cse0 (= ~pumpRunning~0 1)) .cse1 .cse2 .cse3) (or .cse1 .cse3 (<= 2 |old(~waterLevel~0)|) (< ~waterLevel~0 2)) (or .cse4 .cse1 (not (= 2 ~waterLevel~0)) .cse2 (= |old(~waterLevel~0)| 2)) (or .cse4 .cse1 .cse2 (and (= ~pumpRunning~0 0) .cse0)))) [2023-04-01 12:04:00,709 INFO L899 garLoopResultBuilder]: For program point L136(lines 135 154) no Hoare annotation was computed. [2023-04-01 12:04:00,709 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 132 155) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 483 512) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point L508(lines 483 512) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 501) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point L497-1(lines 497 501) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point L493-2(lines 493 507) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 483 512) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point L489(line 489) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point L489-1(line 489) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 408 416) the Hoare annotation is: true [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 408 416) no Hoare annotation was computed. [2023-04-01 12:04:00,710 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 372 383) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 372 383) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= ~pumpRunning~0 1)))) (and (or .cse0 (<= 2 |old(~waterLevel~0)|) .cse1 (< ~waterLevel~0 2)) (or .cse0 (<= 3 |old(~waterLevel~0)|) .cse1 (< ~waterLevel~0 3)))) [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 164 188) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point L183(line 183) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 164 188) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (or .cse1 .cse2 (not (= |old(~pumpRunning~0)| 1))))) [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point L174(line 174) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0) (and (= ~pumpRunning~0 0) (or (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1) (not (= 2 ~waterLevel~0))))))) [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 180) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1))))) [2023-04-01 12:04:00,711 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 164 188) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)))) [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point L170-1(line 170) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point L168(lines 168 185) no Hoare annotation was computed. [2023-04-01 12:04:00,711 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 384 395) no Hoare annotation was computed. [2023-04-01 12:04:00,712 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 384 395) the Hoare annotation is: (let ((.cse2 (<= 2 |old(~waterLevel~0)|)) (.cse3 (< ~waterLevel~0 2)) (.cse4 (not (= ~pumpRunning~0 1))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (<= 3 |old(~waterLevel~0)|)) (.cse6 (< ~waterLevel~0 3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse1 .cse5 .cse4 .cse6) (or .cse0 .cse1 .cse5 .cse6))) [2023-04-01 12:04:00,712 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 473 480) the Hoare annotation is: true [2023-04-01 12:04:00,712 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 477) no Hoare annotation was computed. [2023-04-01 12:04:00,712 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 473 480) no Hoare annotation was computed. [2023-04-01 12:04:00,712 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 633 639) the Hoare annotation is: true [2023-04-01 12:04:00,712 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 633 639) no Hoare annotation was computed. [2023-04-01 12:04:00,712 INFO L895 garLoopResultBuilder]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1))))) [2023-04-01 12:04:00,712 INFO L899 garLoopResultBuilder]: For program point L209-1(lines 190 214) no Hoare annotation was computed. [2023-04-01 12:04:00,712 INFO L895 garLoopResultBuilder]: At program point L204(line 204) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,712 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 190 214) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 190 214) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (<= 3 ~waterLevel~0)) (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)))) [2023-04-01 12:04:00,713 INFO L895 garLoopResultBuilder]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 206) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L895 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point L196-1(line 196) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point L194(lines 194 211) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 285 293) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 285 293) the Hoare annotation is: true [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 294 329) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point L324(line 324) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point L324-1(line 324) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 294 329) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 656 701) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 656 701) no Hoare annotation was computed. [2023-04-01 12:04:00,713 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 544 553) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 544 553) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (<= 2 |old(~waterLevel~0)|) (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 544 553) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 274 284) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 274 284) the Hoare annotation is: true [2023-04-01 12:04:00,714 INFO L902 garLoopResultBuilder]: At program point L279(line 279) the Hoare annotation is: true [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point L279-1(line 279) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 266 273) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 266 273) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (<= 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 923 968) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 923 968) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 616 625) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 616 625) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point L890(lines 868 891) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point L849(lines 849 865) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 820 922) no Hoare annotation was computed. [2023-04-01 12:04:00,714 INFO L899 garLoopResultBuilder]: For program point L870(lines 869 889) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 820 922) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L901(line 901) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L901-1(line 901) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L866(lines 866 907) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L885(line 885) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L885-1(line 885) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 820 922) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 848) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point L869-2(lines 869 889) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (<= 3 |old(~waterLevel~0)|) (< ~waterLevel~0 3))) [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 396 407) the Hoare annotation is: true [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 396 407) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-01 12:04:00,715 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-01 12:04:00,716 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification3_spec__1EXIT(lines 581 613) no Hoare annotation was computed. [2023-04-01 12:04:00,716 INFO L895 garLoopResultBuilder]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (<= 3 ~waterLevel~0))) (and (or .cse0 .cse1 (<= 2 ~waterLevel~0)) (or .cse1 .cse2 (not (= ~pumpRunning~0 1))) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2023-04-01 12:04:00,716 INFO L899 garLoopResultBuilder]: For program point L600(lines 600 606) no Hoare annotation was computed. [2023-04-01 12:04:00,716 INFO L895 garLoopResultBuilder]: At program point L598(line 598) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (not (= ~pumpRunning~0 1))) (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 (<= 3 ~waterLevel~0)))) [2023-04-01 12:04:00,716 INFO L899 garLoopResultBuilder]: For program point L598-1(line 598) no Hoare annotation was computed. [2023-04-01 12:04:00,716 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 609) no Hoare annotation was computed. [2023-04-01 12:04:00,716 INFO L899 garLoopResultBuilder]: For program point L596-1(lines 581 613) no Hoare annotation was computed. [2023-04-01 12:04:00,717 INFO L895 garLoopResultBuilder]: At program point L594(line 594) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (<= 3 ~waterLevel~0)) [2023-04-01 12:04:00,717 INFO L899 garLoopResultBuilder]: For program point L594-1(line 594) no Hoare annotation was computed. [2023-04-01 12:04:00,717 INFO L899 garLoopResultBuilder]: For program point L590(lines 590 610) no Hoare annotation was computed. [2023-04-01 12:04:00,717 INFO L902 garLoopResultBuilder]: At program point L588(line 588) the Hoare annotation is: true [2023-04-01 12:04:00,717 INFO L899 garLoopResultBuilder]: For program point L588-1(line 588) no Hoare annotation was computed. [2023-04-01 12:04:00,717 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 581 613) the Hoare annotation is: true [2023-04-01 12:04:00,717 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 537 543) no Hoare annotation was computed. [2023-04-01 12:04:00,718 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 537 543) the Hoare annotation is: true [2023-04-01 12:04:00,718 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 12:04:00,718 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (< ~waterLevel~0 2)) [2023-04-01 12:04:00,718 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 12:04:00,718 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 12:04:00,720 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 12:04:00,721 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 12:04:00,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 12:04:00 BoogieIcfgContainer [2023-04-01 12:04:00,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 12:04:00,734 INFO L158 Benchmark]: Toolchain (without parser) took 8976.99ms. Allocated memory was 345.0MB in the beginning and 466.6MB in the end (delta: 121.6MB). Free memory was 298.1MB in the beginning and 325.7MB in the end (delta: -27.6MB). Peak memory consumption was 258.5MB. Max. memory is 8.0GB. [2023-04-01 12:04:00,734 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 164.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 12:04:00,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.11ms. Allocated memory is still 345.0MB. Free memory was 298.1MB in the beginning and 279.2MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-01 12:04:00,735 INFO L158 Benchmark]: Boogie Preprocessor took 80.61ms. Allocated memory is still 345.0MB. Free memory was 279.2MB in the beginning and 275.4MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-01 12:04:00,735 INFO L158 Benchmark]: RCFGBuilder took 965.02ms. Allocated memory is still 345.0MB. Free memory was 275.4MB in the beginning and 280.7MB in the end (delta: -5.3MB). Peak memory consumption was 36.2MB. Max. memory is 8.0GB. [2023-04-01 12:04:00,735 INFO L158 Benchmark]: TraceAbstraction took 7440.50ms. Allocated memory was 345.0MB in the beginning and 466.6MB in the end (delta: 121.6MB). Free memory was 280.2MB in the beginning and 325.7MB in the end (delta: -45.6MB). Peak memory consumption was 240.1MB. Max. memory is 8.0GB. [2023-04-01 12:04:00,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 212.9MB. Free memory is still 164.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 486.11ms. Allocated memory is still 345.0MB. Free memory was 298.1MB in the beginning and 279.2MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 80.61ms. Allocated memory is still 345.0MB. Free memory was 279.2MB in the beginning and 275.4MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 965.02ms. Allocated memory is still 345.0MB. Free memory was 275.4MB in the beginning and 280.7MB in the end (delta: -5.3MB). Peak memory consumption was 36.2MB. Max. memory is 8.0GB. * TraceAbstraction took 7440.50ms. Allocated memory was 345.0MB in the beginning and 466.6MB in the end (delta: 121.6MB). Free memory was 280.2MB in the beginning and 325.7MB in the end (delta: -45.6MB). Peak memory consumption was 240.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 477]: 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 43 procedures, 204 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 9, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1201 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1179 mSDsluCounter, 5896 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4693 mSDsCounter, 480 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2058 IncrementalHoareTripleChecker+Invalid, 2538 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 480 mSolverCounterUnsat, 1203 mSDtfsCounter, 2058 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 375 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=579occurred in iteration=7, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 99 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 1591 PreInvPairs, 1661 NumberOfFragments, 1391 HoareAnnotationTreeSize, 1591 FomulaSimplifications, 1725 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 70 FomulaSimplificationsInter, 9440 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 812 NumberOfCodeBlocks, 812 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 931 ConstructedInterpolants, 0 QuantifiedInterpolants, 1690 SizeOfPredicates, 6 NumberOfNonLiveVariables, 473 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 99/111 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: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(1 == systemActive)) || 2 <= \old(waterLevel) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) && !(methaneLevelCritical == 0)) && waterLevel < 3)) || ((splverifierCounter == 0 && waterLevel < 3) && pumpRunning == 1)) || 2 <= \old(waterLevel)) || (((pumpRunning == 0 && splverifierCounter == 0) && 1 == systemActive) && waterLevel < 2) RESULT: Ultimate proved your program to be correct! [2023-04-01 12:04:00,775 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...