/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 01:16:47,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 01:16:47,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 01:16:47,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 01:16:47,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 01:16:47,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 01:16:47,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 01:16:47,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 01:16:47,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 01:16:47,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 01:16:47,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 01:16:47,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 01:16:47,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 01:16:47,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 01:16:47,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 01:16:47,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 01:16:47,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 01:16:47,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 01:16:47,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 01:16:47,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 01:16:47,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 01:16:47,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 01:16:47,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 01:16:47,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 01:16:47,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 01:16:47,130 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 01:16:47,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 01:16:47,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 01:16:47,132 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 01:16:47,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 01:16:47,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 01:16:47,133 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 01:16:47,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 01:16:47,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 01:16:47,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 01:16:47,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 01:16:47,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 01:16:47,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 01:16:47,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 01:16:47,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 01:16:47,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 01:16:47,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-31 01:16:47,166 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 01:16:47,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 01:16:47,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 01:16:47,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 01:16:47,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 01:16:47,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 01:16:47,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-31 01:16:47,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-31 01:16:47,169 INFO L138 SettingsManager]: * Use SBE=true [2023-03-31 01:16:47,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 01:16:47,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 01:16:47,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-31 01:16:47,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 01:16:47,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 01:16:47,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 01:16:47,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 01:16:47,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 01:16:47,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-31 01:16:47,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-31 01:16:47,173 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-31 01:16:47,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 01:16:47,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 01:16:47,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 01:16:47,453 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 01:16:47,453 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 01:16:47,454 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2023-03-31 01:16:48,519 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 01:16:48,761 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 01:16:48,762 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2023-03-31 01:16:48,770 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1fa4e4b/1f30ea25d3c84516bcfee484742f1f97/FLAG058951f6b [2023-03-31 01:16:48,782 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1fa4e4b/1f30ea25d3c84516bcfee484742f1f97 [2023-03-31 01:16:48,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 01:16:48,785 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 01:16:48,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 01:16:48,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 01:16:48,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 01:16:48,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:16:48" (1/1) ... [2023-03-31 01:16:48,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a834ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:48, skipping insertion in model container [2023-03-31 01:16:48,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 01:16:48" (1/1) ... [2023-03-31 01:16:48,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 01:16:48,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 01:16:49,156 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2023-03-31 01:16:49,160 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 01:16:49,173 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 01:16:49,235 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2023-03-31 01:16:49,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 01:16:49,251 INFO L208 MainTranslator]: Completed translation [2023-03-31 01:16:49,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49 WrapperNode [2023-03-31 01:16:49,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 01:16:49,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 01:16:49,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 01:16:49,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 01:16:49,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,339 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 01:16:49,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 01:16:49,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 01:16:49,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 01:16:49,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (1/1) ... [2023-03-31 01:16:49,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 01:16:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 01:16:49,379 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) [2023-03-31 01:16:49,426 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 [2023-03-31 01:16:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 01:16:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 01:16:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 01:16:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-03-31 01:16:49,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 01:16:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 01:16:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 01:16:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-03-31 01:16:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-03-31 01:16:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-03-31 01:16:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 01:16:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 01:16:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 01:16:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 01:16:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 01:16:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 01:16:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 01:16:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-03-31 01:16:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-03-31 01:16:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-03-31 01:16:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-03-31 01:16:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-03-31 01:16:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-03-31 01:16:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 01:16:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-03-31 01:16:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 01:16:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-03-31 01:16:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-03-31 01:16:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-03-31 01:16:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-03-31 01:16:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 01:16:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 01:16:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 01:16:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 01:16:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 01:16:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 01:16:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 01:16:49,601 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 01:16:49,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 01:16:50,066 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 01:16:50,074 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 01:16:50,074 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-31 01:16:50,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:16:50 BoogieIcfgContainer [2023-03-31 01:16:50,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 01:16:50,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 01:16:50,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 01:16:50,097 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 01:16:50,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 01:16:48" (1/3) ... [2023-03-31 01:16:50,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af4892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 01:16:50, skipping insertion in model container [2023-03-31 01:16:50,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 01:16:49" (2/3) ... [2023-03-31 01:16:50,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40af4892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 01:16:50, skipping insertion in model container [2023-03-31 01:16:50,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 01:16:50" (3/3) ... [2023-03-31 01:16:50,100 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2023-03-31 01:16:50,118 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 01:16:50,118 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 01:16:50,172 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 01:16:50,177 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=PETRI_NET, 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;@36898367, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-31 01:16:50,177 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 01:16:50,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 185 states, 100 states have (on average 1.29) internal successors, (129), 115 states have internal predecessors, (129), 51 states have call successors, (51), 31 states have call predecessors, (51), 31 states have return successors, (51), 46 states have call predecessors, (51), 51 states have call successors, (51) [2023-03-31 01:16:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-03-31 01:16:50,193 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 01:16:50,194 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-31 01:16:50,195 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 01:16:50,201 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 01:16:50,202 INFO L85 PathProgramCache]: Analyzing trace with hash 587086139, now seen corresponding path program 1 times [2023-03-31 01:16:50,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 01:16:50,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848925129] [2023-03-31 01:16:50,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 01:16:50,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 01:16:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 01:16:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-03-31 01:16:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-03-31 01:16:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 01:16:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-03-31 01:16:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-03-31 01:16:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-03-31 01:16:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-03-31 01:16:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-03-31 01:16:50,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 01:16:50,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848925129] [2023-03-31 01:16:50,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848925129] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 01:16:50,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 01:16:50,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-03-31 01:16:50,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917513065] [2023-03-31 01:16:50,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 01:16:50,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-03-31 01:16:50,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 01:16:50,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-03-31 01:16:50,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-03-31 01:16:50,533 INFO L87 Difference]: Start difference. First operand has 185 states, 100 states have (on average 1.29) internal successors, (129), 115 states have internal predecessors, (129), 51 states have call successors, (51), 31 states have call predecessors, (51), 31 states have return successors, (51), 46 states have call predecessors, (51), 51 states have call successors, (51) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-03-31 01:16:51,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 01:16:51,043 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2023-03-31 01:16:51,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-03-31 01:16:51,045 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 59 [2023-03-31 01:16:51,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 01:16:51,060 INFO L225 Difference]: With dead ends: 316 [2023-03-31 01:16:51,060 INFO L226 Difference]: Without dead ends: 175 [2023-03-31 01:16:51,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-03-31 01:16:51,069 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 105 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-03-31 01:16:51,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 81 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-03-31 01:16:51,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-03-31 01:16:51,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 142. [2023-03-31 01:16:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 81 states have (on average 1.2345679012345678) internal successors, (100), 93 states have internal predecessors, (100), 36 states have call successors, (36), 29 states have call predecessors, (36), 24 states have return successors, (31), 26 states have call predecessors, (31), 31 states have call successors, (31) [2023-03-31 01:16:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2023-03-31 01:16:51,152 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2023-03-31 01:16:51,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 01:16:51,153 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2023-03-31 01:16:51,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-03-31 01:16:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2023-03-31 01:16:51,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-03-31 01:16:51,164 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 01:16:51,164 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-31 01:16:51,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 01:16:51,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 01:16:51,165 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 01:16:51,166 INFO L85 PathProgramCache]: Analyzing trace with hash 760080407, now seen corresponding path program 1 times [2023-03-31 01:16:51,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 01:16:51,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084792664] [2023-03-31 01:16:51,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 01:16:51,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 01:16:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 01:16:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-03-31 01:16:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-03-31 01:16:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 01:16:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-03-31 01:16:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-03-31 01:16:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-03-31 01:16:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-03-31 01:16:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-03-31 01:16:51,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 01:16:51,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084792664] [2023-03-31 01:16:51,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084792664] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 01:16:51,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 01:16:51,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-03-31 01:16:51,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655809208] [2023-03-31 01:16:51,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 01:16:51,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-03-31 01:16:51,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 01:16:51,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-03-31 01:16:51,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-03-31 01:16:51,340 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-03-31 01:16:51,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 01:16:51,771 INFO L93 Difference]: Finished difference Result 251 states and 308 transitions. [2023-03-31 01:16:51,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-31 01:16:51,772 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 60 [2023-03-31 01:16:51,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 01:16:51,779 INFO L225 Difference]: With dead ends: 251 [2023-03-31 01:16:51,779 INFO L226 Difference]: Without dead ends: 165 [2023-03-31 01:16:51,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-03-31 01:16:51,788 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 201 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-31 01:16:51,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 61 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-31 01:16:51,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-03-31 01:16:51,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 133. [2023-03-31 01:16:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 75 states have (on average 1.24) internal successors, (93), 87 states have internal predecessors, (93), 33 states have call successors, (33), 28 states have call predecessors, (33), 24 states have return successors, (29), 24 states have call predecessors, (29), 29 states have call successors, (29) [2023-03-31 01:16:51,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2023-03-31 01:16:51,818 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2023-03-31 01:16:51,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 01:16:51,819 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2023-03-31 01:16:51,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 3 states have internal predecessors, (31), 3 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2023-03-31 01:16:51,819 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2023-03-31 01:16:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-03-31 01:16:51,820 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 01:16:51,821 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-31 01:16:51,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 01:16:51,821 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 01:16:51,821 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 01:16:51,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1334603272, now seen corresponding path program 1 times [2023-03-31 01:16:51,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 01:16:51,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104212230] [2023-03-31 01:16:51,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 01:16:51,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 01:16:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 01:16:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-03-31 01:16:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-03-31 01:16:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 01:16:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-03-31 01:16:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-03-31 01:16:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-03-31 01:16:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-03-31 01:16:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-03-31 01:16:52,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 01:16:52,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104212230] [2023-03-31 01:16:52,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104212230] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 01:16:52,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 01:16:52,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-03-31 01:16:52,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180924233] [2023-03-31 01:16:52,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 01:16:52,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-03-31 01:16:52,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 01:16:52,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-03-31 01:16:52,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-03-31 01:16:52,108 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-03-31 01:16:52,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 01:16:52,997 INFO L93 Difference]: Finished difference Result 448 states and 556 transitions. [2023-03-31 01:16:52,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-03-31 01:16:52,997 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 65 [2023-03-31 01:16:52,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 01:16:53,003 INFO L225 Difference]: With dead ends: 448 [2023-03-31 01:16:53,004 INFO L226 Difference]: Without dead ends: 343 [2023-03-31 01:16:53,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2023-03-31 01:16:53,011 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 432 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 925 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 1170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-03-31 01:16:53,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 137 Invalid, 1170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 925 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-03-31 01:16:53,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2023-03-31 01:16:53,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 282. [2023-03-31 01:16:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 166 states have (on average 1.283132530120482) internal successors, (213), 189 states have internal predecessors, (213), 66 states have call successors, (66), 55 states have call predecessors, (66), 49 states have return successors, (63), 50 states have call predecessors, (63), 62 states have call successors, (63) [2023-03-31 01:16:53,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 342 transitions. [2023-03-31 01:16:53,091 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 342 transitions. Word has length 65 [2023-03-31 01:16:53,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 01:16:53,093 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 342 transitions. [2023-03-31 01:16:53,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 6 states have internal predecessors, (37), 5 states have call successors, (16), 6 states have call predecessors, (16), 3 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2023-03-31 01:16:53,093 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 342 transitions. [2023-03-31 01:16:53,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-03-31 01:16:53,094 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 01:16:53,095 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-03-31 01:16:53,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 01:16:53,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 01:16:53,096 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 01:16:53,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1949680911, now seen corresponding path program 1 times [2023-03-31 01:16:53,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 01:16:53,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643719267] [2023-03-31 01:16:53,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 01:16:53,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 01:16:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 01:16:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-03-31 01:16:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-03-31 01:16:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 01:16:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-03-31 01:16:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-03-31 01:16:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-03-31 01:16:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 01:16:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-03-31 01:16:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-03-31 01:16:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 01:16:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-03-31 01:16:53,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 01:16:53,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643719267] [2023-03-31 01:16:53,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643719267] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 01:16:53,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 01:16:53,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-03-31 01:16:53,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169803276] [2023-03-31 01:16:53,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 01:16:53,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-03-31 01:16:53,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 01:16:53,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-03-31 01:16:53,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-03-31 01:16:53,360 INFO L87 Difference]: Start difference. First operand 282 states and 342 transitions. Second operand has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-03-31 01:16:53,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 01:16:53,827 INFO L93 Difference]: Finished difference Result 501 states and 655 transitions. [2023-03-31 01:16:53,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-03-31 01:16:53,828 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 70 [2023-03-31 01:16:53,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 01:16:53,829 INFO L225 Difference]: With dead ends: 501 [2023-03-31 01:16:53,829 INFO L226 Difference]: Without dead ends: 0 [2023-03-31 01:16:53,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2023-03-31 01:16:53,835 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 187 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-03-31 01:16:53,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 63 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 481 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-03-31 01:16:53,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-31 01:16:53,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-31 01:16:53,838 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) [2023-03-31 01:16:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-31 01:16:53,839 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2023-03-31 01:16:53,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 01:16:53,839 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-31 01:16:53,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.666666666666667) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (17), 6 states have call predecessors, (17), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2023-03-31 01:16:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-31 01:16:53,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-31 01:16:53,842 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-31 01:16:53,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-03-31 01:16:53,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point L642-2(lines 642 663) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point L664(lines 641 665) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 617 672) no Hoare annotation was computed. [2023-03-31 01:16:54,915 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 617 672) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L648(lines 648 652) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L648-1(lines 648 652) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 617 672) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L643(line 643) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 709) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L705-1(lines 705 709) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L700(line 700) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point L699-2(lines 699 724) no Hoare annotation was computed. [2023-03-31 01:16:54,916 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 673 732) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point L725(lines 698 726) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point L718-1(line 718) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 673 732) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 673 732) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 275 283) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 275 283) no Hoare annotation was computed. [2023-03-31 01:16:54,917 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 275 283) the Hoare annotation is: true [2023-03-31 01:16:54,918 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 132 154) no Hoare annotation was computed. [2023-03-31 01:16:54,918 INFO L895 garLoopResultBuilder]: At program point L144(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~0 1) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,918 INFO L895 garLoopResultBuilder]: At program point L144-1(line 144) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~0 1) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,918 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-03-31 01:16:54,918 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 142 149) no Hoare annotation was computed. [2023-03-31 01:16:54,918 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 132 154) no Hoare annotation was computed. [2023-03-31 01:16:54,919 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-03-31 01:16:54,919 INFO L895 garLoopResultBuilder]: At program point L139(line 139) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,919 INFO L895 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,919 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 132 154) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,919 INFO L895 garLoopResultBuilder]: At program point L138-1(line 138) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,919 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2023-03-31 01:16:54,919 INFO L899 garLoopResultBuilder]: For program point L96(line 96) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 85 108) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L93(line 93) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 85 108) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L90(line 90) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 85 108) no Hoare annotation was computed. [2023-03-31 01:16:54,920 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L99(line 99) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 472 486) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L895 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-03-31 01:16:54,921 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2023-03-31 01:16:54,921 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 472 486) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 472 486) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L902 garLoopResultBuilder]: At program point L460(line 460) the Hoare annotation is: true [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point L460-1(line 460) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 453 471) the Hoare annotation is: true [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 453 471) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 453 471) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 261 267) no Hoare annotation was computed. [2023-03-31 01:16:54,922 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 261 267) the Hoare annotation is: true [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point L898-1(lines 898 918) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 884 929) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 884 929) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 911) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 884 929) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 918) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 356 380) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L899 garLoopResultBuilder]: For program point L375-1(lines 356 380) no Hoare annotation was computed. [2023-03-31 01:16:54,923 INFO L895 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,924 INFO L895 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,924 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2023-03-31 01:16:54,924 INFO L895 garLoopResultBuilder]: At program point L362(line 362) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,924 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 356 380) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,924 INFO L899 garLoopResultBuilder]: For program point L362-1(line 362) no Hoare annotation was computed. [2023-03-31 01:16:54,924 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2023-03-31 01:16:54,924 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2023-03-31 01:16:54,924 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2023-03-31 01:16:54,924 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2023-03-31 01:16:54,925 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 496 563) no Hoare annotation was computed. [2023-03-31 01:16:54,925 INFO L895 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,925 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 496 563) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,925 INFO L895 garLoopResultBuilder]: At program point L546(line 546) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,925 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2023-03-31 01:16:54,925 INFO L895 garLoopResultBuilder]: At program point L544-1(lines 536 551) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,925 INFO L899 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2023-03-31 01:16:54,925 INFO L895 garLoopResultBuilder]: At program point L538(line 538) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,925 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L895 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,926 INFO L895 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 496 563) no Hoare annotation was computed. [2023-03-31 01:16:54,926 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 240 248) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 240 248) the Hoare annotation is: true [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 240 248) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 208 230) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 208 230) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 208 230) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point activatePumpFINAL(lines 381 388) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 381 388) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 381 388) no Hoare annotation was computed. [2023-03-31 01:16:54,927 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 231 239) the Hoare annotation is: true [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 231 239) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 231 239) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L895 garLoopResultBuilder]: At program point L311(line 311) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-03-31 01:16:54,928 INFO L895 garLoopResultBuilder]: At program point L309(lines 309 315) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-03-31 01:16:54,928 INFO L895 garLoopResultBuilder]: At program point L304(line 304) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point L302(lines 298 320) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point L300(lines 298 320) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 295 321) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0))) [2023-03-31 01:16:54,928 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2023-03-31 01:16:54,928 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2023-03-31 01:16:54,929 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-03-31 01:16:54,929 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-03-31 01:16:54,929 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 199 207) the Hoare annotation is: true [2023-03-31 01:16:54,929 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 199 207) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 199 207) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 163 174) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 163 174) the Hoare annotation is: true [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 163 174) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 487 494) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 487 494) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| ~systemActive~0)) [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 487 494) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2023-03-31 01:16:54,930 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 175 186) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 981 988) no Hoare annotation was computed. [2023-03-31 01:16:54,931 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 981 988) the Hoare annotation is: true [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 981 988) no Hoare annotation was computed. [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2023-03-31 01:16:54,931 INFO L895 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,931 INFO L899 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2023-03-31 01:16:54,932 INFO L895 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,932 INFO L895 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,932 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2023-03-31 01:16:54,932 INFO L895 garLoopResultBuilder]: At program point L336(line 336) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,932 INFO L899 garLoopResultBuilder]: For program point L336-1(line 336) no Hoare annotation was computed. [2023-03-31 01:16:54,932 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2023-03-31 01:16:54,932 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 330 354) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 01:16:54,932 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 268 274) the Hoare annotation is: true [2023-03-31 01:16:54,932 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 268 274) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 933 940) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 933 940) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1FINAL(lines 933 940) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 941 950) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 941 950) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2FINAL(lines 941 950) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point L946(line 946) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L902 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: true [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2023-03-31 01:16:54,933 INFO L899 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point L959-1(lines 951 979) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L902 garLoopResultBuilder]: At program point L957(line 957) the Hoare annotation is: true [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point L957-1(line 957) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 951 979) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 951 979) the Hoare annotation is: true [2023-03-31 01:16:54,934 INFO L895 garLoopResultBuilder]: At program point L966(line 966) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2023-03-31 01:16:54,934 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 408 416) the Hoare annotation is: true [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L447-1(line 447) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L436(lines 436 444) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L436-2(lines 436 444) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 417 452) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 417 452) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 432) no Hoare annotation was computed. [2023-03-31 01:16:54,935 INFO L899 garLoopResultBuilder]: For program point L424-2(lines 424 432) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 417 452) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 571 616) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 571 616) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 571 616) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L895 garLoopResultBuilder]: At program point L123(line 123) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 118 128) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 118 128) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 118 128) no Hoare annotation was computed. [2023-03-31 01:16:54,936 INFO L899 garLoopResultBuilder]: For program point L402-1(line 402) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 397 407) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 397 407) the Hoare annotation is: true [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 397 407) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L902 garLoopResultBuilder]: At program point L402(line 402) the Hoare annotation is: true [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 389 396) the Hoare annotation is: true [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 865) no Hoare annotation was computed. [2023-03-31 01:16:54,937 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 838 883) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L852(lines 852 872) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L852-1(lines 852 872) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 838 883) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 838 883) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 251 260) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 251 260) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 251 260) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 780) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 831) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L785(lines 784 804) no Hoare annotation was computed. [2023-03-31 01:16:54,938 INFO L899 garLoopResultBuilder]: For program point L816(line 816) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L816-1(line 816) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 822) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 735 837) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 735 837) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L800(line 800) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L800-1(line 800) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 763) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L823(lines 823 834) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 790) no Hoare annotation was computed. [2023-03-31 01:16:54,939 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 735 837) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point L784-2(lines 784 804) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point L805(lines 783 806) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~head~0.base)| ~head~0.base) (= ~head~0.offset |old(~head~0.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~systemActive~0)| ~systemActive~0) (= |old(#NULL.base)| |#NULL.base|)) [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 187 198) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,940 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,941 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,941 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 109 115) no Hoare annotation was computed. [2023-03-31 01:16:54,941 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 109 115) the Hoare annotation is: true [2023-03-31 01:16:54,941 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,941 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-03-31 01:16:54,941 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-31 01:16:54,941 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-31 01:16:54,944 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-03-31 01:16:54,946 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-31 01:16:54,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.03 01:16:54 BoogieIcfgContainer [2023-03-31 01:16:54,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-31 01:16:54,957 INFO L158 Benchmark]: Toolchain (without parser) took 6171.49ms. Allocated memory was 177.2MB in the beginning and 329.3MB in the end (delta: 152.0MB). Free memory was 121.4MB in the beginning and 122.6MB in the end (delta: -1.2MB). Peak memory consumption was 152.4MB. Max. memory is 8.0GB. [2023-03-31 01:16:54,957 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 01:16:54,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 465.44ms. Allocated memory is still 177.2MB. Free memory was 121.2MB in the beginning and 102.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-03-31 01:16:54,957 INFO L158 Benchmark]: Boogie Preprocessor took 92.62ms. Allocated memory is still 177.2MB. Free memory was 102.7MB in the beginning and 99.1MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-31 01:16:54,958 INFO L158 Benchmark]: RCFGBuilder took 730.78ms. Allocated memory was 177.2MB in the beginning and 268.4MB in the end (delta: 91.2MB). Free memory was 99.1MB in the beginning and 201.3MB in the end (delta: -102.1MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. [2023-03-31 01:16:54,958 INFO L158 Benchmark]: TraceAbstraction took 4877.96ms. Allocated memory was 268.4MB in the beginning and 329.3MB in the end (delta: 60.8MB). Free memory was 200.8MB in the beginning and 122.6MB in the end (delta: 78.1MB). Peak memory consumption was 139.5MB. Max. memory is 8.0GB. [2023-03-31 01:16:54,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 177.2MB. Free memory is still 130.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 465.44ms. Allocated memory is still 177.2MB. Free memory was 121.2MB in the beginning and 102.7MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 92.62ms. Allocated memory is still 177.2MB. Free memory was 102.7MB in the beginning and 99.1MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 730.78ms. Allocated memory was 177.2MB in the beginning and 268.4MB in the end (delta: 91.2MB). Free memory was 99.1MB in the beginning and 201.3MB in the end (delta: -102.1MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4877.96ms. Allocated memory was 268.4MB in the beginning and 329.3MB in the end (delta: 60.8MB). Free memory was 200.8MB in the beginning and 122.6MB in the end (delta: 78.1MB). Peak memory consumption was 139.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 985]: 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, 247 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 977 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 925 mSDsluCounter, 342 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 251 mSDsCounter, 539 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1951 IncrementalHoareTripleChecker+Invalid, 2490 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 539 mSolverCounterUnsat, 91 mSDtfsCounter, 1951 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=3, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 126 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 386 PreInvPairs, 439 NumberOfFragments, 586 HoareAnnotationTreeSize, 386 FomulaSimplifications, 4291 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 65 FomulaSimplificationsInter, 1739 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 554 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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: 505]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(\old(systemActive) == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-03-31 01:16:54,978 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...