/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_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 04:24:48,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 04:24:48,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 04:24:48,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 04:24:48,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 04:24:48,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 04:24:48,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 04:24:48,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 04:24:48,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 04:24:48,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 04:24:48,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 04:24:48,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 04:24:48,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 04:24:48,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 04:24:48,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 04:24:48,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 04:24:48,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 04:24:48,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 04:24:48,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 04:24:48,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 04:24:48,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 04:24:48,194 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 04:24:48,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 04:24:48,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 04:24:48,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 04:24:48,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 04:24:48,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 04:24:48,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 04:24:48,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 04:24:48,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 04:24:48,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 04:24:48,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 04:24:48,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 04:24:48,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 04:24:48,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 04:24:48,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 04:24:48,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 04:24:48,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 04:24:48,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 04:24:48,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 04:24:48,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 04:24:48,216 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 [2023-04-02 04:24:48,231 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 04:24:48,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 04:24:48,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 04:24:48,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 04:24:48,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 04:24:48,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 04:24:48,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 04:24:48,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 04:24:48,233 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 04:24:48,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 04:24:48,233 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 04:24:48,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 04:24:48,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 04:24:48,235 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 04:24:48,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 04:24:48,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 04:24:48,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 04:24:48,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 04:24:48,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:24:48,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 04:24:48,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 04:24:48,237 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 04:24:48,237 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 04:24:48,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 04:24:48,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 04:24:48,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 04:24:48,448 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 04:24:48,450 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 04:24:48,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2023-04-02 04:24:49,404 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 04:24:49,603 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 04:24:49,604 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product20.cil.c [2023-04-02 04:24:49,614 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bdc1842c/93d7b0376c984080827e925eaa321d4b/FLAG977ac3b57 [2023-04-02 04:24:49,627 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9bdc1842c/93d7b0376c984080827e925eaa321d4b [2023-04-02 04:24:49,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 04:24:49,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 04:24:49,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 04:24:49,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 04:24:49,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 04:24:49,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:24:49" (1/1) ... [2023-04-02 04:24:49,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb1ced5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:49, skipping insertion in model container [2023-04-02 04:24:49,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 04:24:49" (1/1) ... [2023-04-02 04:24:49,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 04:24:49,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 04:24:49,925 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_product20.cil.c[13937,13950] [2023-04-02 04:24:49,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:24:49,965 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 04:24:50,015 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_product20.cil.c[13937,13950] [2023-04-02 04:24:50,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 04:24:50,047 INFO L208 MainTranslator]: Completed translation [2023-04-02 04:24:50,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50 WrapperNode [2023-04-02 04:24:50,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 04:24:50,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 04:24:50,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 04:24:50,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 04:24:50,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,090 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 04:24:50,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 04:24:50,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 04:24:50,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 04:24:50,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (1/1) ... [2023-04-02 04:24:50,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 04:24:50,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 04:24:50,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 04:24:50,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 04:24:50,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 04:24:50,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-02 04:24:50,159 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-02 04:24:50,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-02 04:24:50,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-02 04:24:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-02 04:24:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-04-02 04:24:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-02 04:24:50,162 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 04:24:50,162 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 04:24:50,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-04-02 04:24:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-02 04:24:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-04-02 04:24:50,166 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-02 04:24:50,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 04:24:50,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 04:24:50,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 04:24:50,332 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 04:24:50,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 04:24:50,705 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 04:24:50,710 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 04:24:50,710 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-02 04:24:50,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:24:50 BoogieIcfgContainer [2023-04-02 04:24:50,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 04:24:50,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 04:24:50,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 04:24:50,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 04:24:50,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 04:24:49" (1/3) ... [2023-04-02 04:24:50,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b084d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:24:50, skipping insertion in model container [2023-04-02 04:24:50,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 04:24:50" (2/3) ... [2023-04-02 04:24:50,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b084d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 04:24:50, skipping insertion in model container [2023-04-02 04:24:50,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 04:24:50" (3/3) ... [2023-04-02 04:24:50,722 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product20.cil.c [2023-04-02 04:24:50,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 04:24:50,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 04:24:50,766 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 04:24:50,771 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;@3d2de49b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 04:24:50,771 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 04:24:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand has 167 states, 90 states have (on average 1.3) internal successors, (117), 103 states have internal predecessors, (117), 46 states have call successors, (46), 28 states have call predecessors, (46), 28 states have return successors, (46), 43 states have call predecessors, (46), 46 states have call successors, (46) [2023-04-02 04:24:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-04-02 04:24:50,783 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:50,783 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] [2023-04-02 04:24:50,784 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:50,789 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:50,789 INFO L85 PathProgramCache]: Analyzing trace with hash 946519208, now seen corresponding path program 1 times [2023-04-02 04:24:50,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:50,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164681976] [2023-04-02 04:24:50,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:50,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-04-02 04:24:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 04:24:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:24:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:51,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:51,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164681976] [2023-04-02 04:24:51,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164681976] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:51,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:51,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 04:24:51,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355218076] [2023-04-02 04:24:51,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:51,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 04:24:51,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:51,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 04:24:51,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-04-02 04:24:51,094 INFO L87 Difference]: Start difference. First operand has 167 states, 90 states have (on average 1.3) internal successors, (117), 103 states have internal predecessors, (117), 46 states have call successors, (46), 28 states have call predecessors, (46), 28 states have return successors, (46), 43 states have call predecessors, (46), 46 states have call successors, (46) 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) [2023-04-02 04:24:51,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:51,523 INFO L93 Difference]: Finished difference Result 278 states and 361 transitions. [2023-04-02 04:24:51,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-02 04:24:51,528 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 [2023-04-02 04:24:51,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:51,539 INFO L225 Difference]: With dead ends: 278 [2023-04-02 04:24:51,539 INFO L226 Difference]: Without dead ends: 155 [2023-04-02 04:24:51,542 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 [2023-04-02 04:24:51,546 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 153 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:51,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 78 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:24:51,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2023-04-02 04:24:51,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 124. [2023-04-02 04:24:51,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 71 states have (on average 1.2394366197183098) internal successors, (88), 81 states have internal predecessors, (88), 31 states have call successors, (31), 26 states have call predecessors, (31), 21 states have return successors, (26), 23 states have call predecessors, (26), 26 states have call successors, (26) [2023-04-02 04:24:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2023-04-02 04:24:51,605 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2023-04-02 04:24:51,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:51,606 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2023-04-02 04:24:51,606 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) [2023-04-02 04:24:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2023-04-02 04:24:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-04-02 04:24:51,614 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:51,614 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] [2023-04-02 04:24:51,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 04:24:51,614 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:51,615 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:51,615 INFO L85 PathProgramCache]: Analyzing trace with hash 678259178, now seen corresponding path program 1 times [2023-04-02 04:24:51,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:51,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30552543] [2023-04-02 04:24:51,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:51,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 04:24:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-04-02 04:24:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-04-02 04:24:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:51,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:51,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:51,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30552543] [2023-04-02 04:24:51,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30552543] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:51,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:51,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-02 04:24:51,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870565083] [2023-04-02 04:24:51,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:51,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 04:24:51,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:51,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 04:24:51,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-04-02 04:24:51,755 INFO L87 Difference]: Start difference. First operand 124 states and 145 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) [2023-04-02 04:24:52,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:52,089 INFO L93 Difference]: Finished difference Result 213 states and 261 transitions. [2023-04-02 04:24:52,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 04:24:52,089 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 [2023-04-02 04:24:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:52,091 INFO L225 Difference]: With dead ends: 213 [2023-04-02 04:24:52,091 INFO L226 Difference]: Without dead ends: 145 [2023-04-02 04:24:52,091 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 [2023-04-02 04:24:52,092 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 118 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:52,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 62 Invalid, 330 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-02 04:24:52,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2023-04-02 04:24:52,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 115. [2023-04-02 04:24:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 65 states have (on average 1.2461538461538462) internal successors, (81), 75 states have internal predecessors, (81), 28 states have call successors, (28), 25 states have call predecessors, (28), 21 states have return successors, (24), 21 states have call predecessors, (24), 24 states have call successors, (24) [2023-04-02 04:24:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2023-04-02 04:24:52,120 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 60 [2023-04-02 04:24:52,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:52,120 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2023-04-02 04:24:52,120 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) [2023-04-02 04:24:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2023-04-02 04:24:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-04-02 04:24:52,121 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:52,121 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] [2023-04-02 04:24:52,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 04:24:52,122 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:52,122 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:52,122 INFO L85 PathProgramCache]: Analyzing trace with hash 659864448, now seen corresponding path program 1 times [2023-04-02 04:24:52,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:52,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468976248] [2023-04-02 04:24:52,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:52,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 04:24:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-04-02 04:24:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 04:24:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-04-02 04:24:52,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:52,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468976248] [2023-04-02 04:24:52,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468976248] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:52,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:52,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:24:52,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056874176] [2023-04-02 04:24:52,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:52,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:24:52,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:52,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:24:52,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:24:52,333 INFO L87 Difference]: Start difference. First operand 115 states and 133 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) [2023-04-02 04:24:53,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:53,057 INFO L93 Difference]: Finished difference Result 390 states and 484 transitions. [2023-04-02 04:24:53,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 04:24:53,057 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 [2023-04-02 04:24:53,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:53,060 INFO L225 Difference]: With dead ends: 390 [2023-04-02 04:24:53,060 INFO L226 Difference]: Without dead ends: 303 [2023-04-02 04:24:53,060 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 [2023-04-02 04:24:53,061 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 454 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 469 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 1028 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:53,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [469 Valid, 136 Invalid, 1028 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-04-02 04:24:53,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-04-02 04:24:53,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 246. [2023-04-02 04:24:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 146 states have (on average 1.2945205479452055) internal successors, (189), 165 states have internal predecessors, (189), 56 states have call successors, (56), 49 states have call predecessors, (56), 43 states have return successors, (53), 44 states have call predecessors, (53), 52 states have call successors, (53) [2023-04-02 04:24:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 298 transitions. [2023-04-02 04:24:53,100 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 298 transitions. Word has length 65 [2023-04-02 04:24:53,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:53,101 INFO L495 AbstractCegarLoop]: Abstraction has 246 states and 298 transitions. [2023-04-02 04:24:53,101 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) [2023-04-02 04:24:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 298 transitions. [2023-04-02 04:24:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-04-02 04:24:53,103 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 04:24:53,103 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] [2023-04-02 04:24:53,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 04:24:53,103 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 04:24:53,103 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 04:24:53,104 INFO L85 PathProgramCache]: Analyzing trace with hash 561553193, now seen corresponding path program 1 times [2023-04-02 04:24:53,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 04:24:53,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676660009] [2023-04-02 04:24:53,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 04:24:53,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 04:24:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 04:24:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 04:24:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 04:24:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 04:24:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 04:24:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-04-02 04:24:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-04-02 04:24:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 04:24:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 04:24:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 04:24:53,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 04:24:53,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-04-02 04:24:53,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 04:24:53,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676660009] [2023-04-02 04:24:53,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676660009] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 04:24:53,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 04:24:53,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 04:24:53,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535906261] [2023-04-02 04:24:53,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 04:24:53,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 04:24:53,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 04:24:53,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 04:24:53,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-04-02 04:24:53,328 INFO L87 Difference]: Start difference. First operand 246 states and 298 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) [2023-04-02 04:24:53,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 04:24:53,683 INFO L93 Difference]: Finished difference Result 455 states and 597 transitions. [2023-04-02 04:24:53,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-04-02 04:24:53,684 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 [2023-04-02 04:24:53,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 04:24:53,685 INFO L225 Difference]: With dead ends: 455 [2023-04-02 04:24:53,685 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 04:24:53,688 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 [2023-04-02 04:24:53,695 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 139 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-02 04:24:53,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 64 Invalid, 559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-02 04:24:53,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 04:24:53,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 04:24:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 04:24:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 04:24:53,698 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2023-04-02 04:24:53,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 04:24:53,699 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 04:24:53,699 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) [2023-04-02 04:24:53,699 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 04:24:53,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 04:24:53,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 04:24:53,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-02 04:24:53,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-02 04:24:54,507 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-02 04:24:54,507 INFO L899 garLoopResultBuilder]: For program point reach_errorFINAL(line 11) no Hoare annotation was computed. [2023-04-02 04:24:54,508 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-02 04:24:54,508 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-04-02 04:24:54,509 INFO L899 garLoopResultBuilder]: For program point L127-2(lines 127 148) no Hoare annotation was computed. [2023-04-02 04:24:54,509 INFO L899 garLoopResultBuilder]: For program point L149(lines 126 150) no Hoare annotation was computed. [2023-04-02 04:24:54,510 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeFINAL(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 102 157) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 133 137) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 190 194) no Hoare annotation was computed. [2023-04-02 04:24:54,512 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point L184-2(lines 184 209) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point L210(lines 183 211) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point L203-1(line 203) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 158 217) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 591 599) no Hoare annotation was computed. [2023-04-02 04:24:54,513 INFO L899 garLoopResultBuilder]: For program point valid_productFINAL(lines 591 599) no Hoare annotation was computed. [2023-04-02 04:24:54,514 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 591 599) the Hoare annotation is: true [2023-04-02 04:24:54,514 INFO L895 garLoopResultBuilder]: At program point L698(line 698) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~4 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,515 INFO L895 garLoopResultBuilder]: At program point L698-1(line 698) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~4 1)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,515 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 686 708) no Hoare annotation was computed. [2023-04-02 04:24:54,515 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 703) no Hoare annotation was computed. [2023-04-02 04:24:54,515 INFO L899 garLoopResultBuilder]: For program point L696-1(lines 696 703) no Hoare annotation was computed. [2023-04-02 04:24:54,515 INFO L899 garLoopResultBuilder]: For program point L694(line 694) no Hoare annotation was computed. [2023-04-02 04:24:54,515 INFO L895 garLoopResultBuilder]: At program point L693(line 693) 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))) [2023-04-02 04:24:54,515 INFO L895 garLoopResultBuilder]: At program point L692(line 692) 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))) [2023-04-02 04:24:54,516 INFO L895 garLoopResultBuilder]: At program point L692-1(line 692) 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))) [2023-04-02 04:24:54,516 INFO L899 garLoopResultBuilder]: For program point mainFINAL(lines 686 708) no Hoare annotation was computed. [2023-04-02 04:24:54,516 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 686 708) 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))) [2023-04-02 04:24:54,516 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 643 666) no Hoare annotation was computed. [2023-04-02 04:24:54,516 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 643 666) no Hoare annotation was computed. [2023-04-02 04:24:54,518 INFO L899 garLoopResultBuilder]: For program point L661(line 661) no Hoare annotation was computed. [2023-04-02 04:24:54,518 INFO L899 garLoopResultBuilder]: For program point L660(line 660) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L659(line 659) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L658(line 658) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L657(line 657) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L656(line 656) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L655(line 655) no Hoare annotation was computed. [2023-04-02 04:24:54,519 INFO L899 garLoopResultBuilder]: For program point L654(line 654) no Hoare annotation was computed. [2023-04-02 04:24:54,521 INFO L899 garLoopResultBuilder]: For program point L653(line 653) no Hoare annotation was computed. [2023-04-02 04:24:54,521 INFO L899 garLoopResultBuilder]: For program point L652(line 652) no Hoare annotation was computed. [2023-04-02 04:24:54,521 INFO L899 garLoopResultBuilder]: For program point L651(line 651) no Hoare annotation was computed. [2023-04-02 04:24:54,522 INFO L899 garLoopResultBuilder]: For program point L650(line 650) no Hoare annotation was computed. [2023-04-02 04:24:54,522 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 643 666) no Hoare annotation was computed. [2023-04-02 04:24:54,523 INFO L899 garLoopResultBuilder]: For program point L649(line 649) no Hoare annotation was computed. [2023-04-02 04:24:54,523 INFO L899 garLoopResultBuilder]: For program point L648(line 648) no Hoare annotation was computed. [2023-04-02 04:24:54,523 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 937 951) no Hoare annotation was computed. [2023-04-02 04:24:54,523 INFO L895 garLoopResultBuilder]: At program point L943(line 943) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:24:54,523 INFO L899 garLoopResultBuilder]: For program point L941(lines 941 947) no Hoare annotation was computed. [2023-04-02 04:24:54,523 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 937 951) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~systemActive~0)| ~systemActive~0))) [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point stopSystemFINAL(lines 937 951) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 931) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L902 garLoopResultBuilder]: At program point L925(line 925) the Hoare annotation is: true [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L927-2(lines 927 931) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L925-1(line 925) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 918 936) the Hoare annotation is: true [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 918 936) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelFINAL(lines 918 936) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 577 583) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 577 583) the Hoare annotation is: true [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L383-1(lines 383 403) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeFINAL(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 369 414) no Hoare annotation was computed. [2023-04-02 04:24:54,524 INFO L899 garLoopResultBuilder]: For program point L389(lines 389 396) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L895 garLoopResultBuilder]: At program point L831(line 831) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point L829(lines 829 837) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L895 garLoopResultBuilder]: At program point L827(line 827) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point L827-1(line 827) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 842) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 821 845) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 821 845) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:24:54,525 INFO L895 garLoopResultBuilder]: At program point L840(line 840) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point L840-1(lines 821 845) no Hoare annotation was computed. [2023-04-02 04:24:54,525 INFO L895 garLoopResultBuilder]: At program point L835(line 835) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-02 04:24:54,525 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 813 819) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 813 819) the Hoare annotation is: true [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L762(line 762) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 766) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L760-1(lines 752 767) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 712 779) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point L723(lines 722 771) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L754(line 754) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 767) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 712 779) 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))) [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L744(line 744) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 748) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L899 garLoopResultBuilder]: For program point L742-1(lines 742 748) no Hoare annotation was computed. [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L769(lines 722 771) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,526 INFO L895 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point L732(lines 732 738) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point L732-1(lines 732 738) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point L724(lines 724 728) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L895 garLoopResultBuilder]: At program point L772(lines 721 773) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 712 779) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryFINAL(lines 502 510) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 502 510) the Hoare annotation is: true [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 502 510) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 486) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 470 492) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 470 492) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point printEnvironmentFINAL(lines 470 492) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point activatePumpFINAL(lines 846 853) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 846 853) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 846 853) no Hoare annotation was computed. [2023-04-02 04:24:54,527 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 493 501) the Hoare annotation is: true [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point getWaterLevelFINAL(lines 493 501) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 493 501) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 461 469) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L895 garLoopResultBuilder]: At program point L800(lines 800 806) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-04-02 04:24:54,528 INFO L895 garLoopResultBuilder]: At program point L795(line 795) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point L793(lines 789 811) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point L791(lines 789 811) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 786 812) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 786 812) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0))) [2023-04-02 04:24:54,528 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 786 812) no Hoare annotation was computed. [2023-04-02 04:24:54,528 INFO L895 garLoopResultBuilder]: At program point L802(line 802) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 612 641) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point L637(lines 612 641) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point L633(line 633) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point L626(lines 626 630) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point L626-1(lines 626 630) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point L623(line 623) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point L622-2(lines 622 636) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point L618(line 618) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 612 641) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point L618-1(line 618) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 425 436) the Hoare annotation is: true [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 952 959) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 952 959) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~systemActive~0)| ~systemActive~0)) [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point startSystemFINAL(lines 952 959) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2023-04-02 04:24:54,529 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 437 448) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __automaton_failFINAL(lines 601 608) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 601 608) the Hoare annotation is: true [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 601 608) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 584 590) the Hoare annotation is: true [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 584 590) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1EXIT(lines 515 522) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 515 522) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__1FINAL(lines 515 522) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2EXIT(lines 523 532) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 523 532) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__2FINAL(lines 523 532) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 555) no Hoare annotation was computed. [2023-04-02 04:24:54,530 INFO L902 garLoopResultBuilder]: At program point L543(line 543) the Hoare annotation is: true [2023-04-02 04:24:54,530 INFO L899 garLoopResultBuilder]: For program point L543-1(line 543) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 558) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L541-1(lines 533 561) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L902 garLoopResultBuilder]: At program point L539(line 539) the Hoare annotation is: true [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L539-1(line 539) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification5_spec__3EXIT(lines 533 561) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 533 561) the Hoare annotation is: true [2023-04-02 04:24:54,531 INFO L895 garLoopResultBuilder]: At program point L548(line 548) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L546(lines 546 552) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 873 881) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 873 881) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 873 881) the Hoare annotation is: true [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L889(lines 889 897) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L889-2(lines 889 897) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L912(line 912) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L912-1(line 912) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point printPumpFINAL(lines 882 917) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 882 917) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 909) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2023-04-02 04:24:54,531 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 882 917) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setFINAL(lines 56 101) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 675 685) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 675 685) 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))) [2023-04-02 04:24:54,532 INFO L895 garLoopResultBuilder]: At program point L680(line 680) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 675 685) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 862 872) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 862 872) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 862 872) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point L867(line 867) no Hoare annotation was computed. [2023-04-02 04:24:54,532 INFO L899 garLoopResultBuilder]: For program point L867-1(line 867) no Hoare annotation was computed. [2023-04-02 04:24:54,533 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 854 861) no Hoare annotation was computed. [2023-04-02 04:24:54,533 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 854 861) the Hoare annotation is: true [2023-04-02 04:24:54,533 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 854 861) no Hoare annotation was computed. [2023-04-02 04:24:54,533 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 350) no Hoare annotation was computed. [2023-04-02 04:24:54,533 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:24:54,533 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argFINAL(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L337-1(lines 337 357) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 323 368) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L285(line 285) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L285-1(line 285) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 319) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L271(lines 271 275) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L269-2(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L290(lines 268 291) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L249(lines 249 265) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 316) no Hoare annotation was computed. [2023-04-02 04:24:54,534 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 220 322) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point L270(lines 269 289) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point L301(line 301) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point L301-1(line 301) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 307) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point select_oneFINAL(lines 567 576) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 567 576) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 567 576) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,535 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|)) [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 449 460) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 667 673) no Hoare annotation was computed. [2023-04-02 04:24:54,535 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 667 673) the Hoare annotation is: true [2023-04-02 04:24:54,536 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,536 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-04-02 04:24:54,536 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-02 04:24:54,536 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-02 04:24:54,538 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-04-02 04:24:54,540 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 04:24:54,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 04:24:54 BoogieIcfgContainer [2023-04-02 04:24:54,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 04:24:54,553 INFO L158 Benchmark]: Toolchain (without parser) took 4923.00ms. Allocated memory was 248.5MB in the beginning and 298.8MB in the end (delta: 50.3MB). Free memory was 211.9MB in the beginning and 160.2MB in the end (delta: 51.7MB). Peak memory consumption was 173.1MB. Max. memory is 8.0GB. [2023-04-02 04:24:54,553 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 04:24:54,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.41ms. Allocated memory is still 248.5MB. Free memory was 211.9MB in the beginning and 193.3MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-02 04:24:54,554 INFO L158 Benchmark]: Boogie Preprocessor took 50.28ms. Allocated memory is still 248.5MB. Free memory was 193.3MB in the beginning and 189.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-02 04:24:54,554 INFO L158 Benchmark]: RCFGBuilder took 612.56ms. Allocated memory is still 248.5MB. Free memory was 189.6MB in the beginning and 150.8MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2023-04-02 04:24:54,554 INFO L158 Benchmark]: TraceAbstraction took 3834.43ms. Allocated memory was 248.5MB in the beginning and 298.8MB in the end (delta: 50.3MB). Free memory was 150.3MB in the beginning and 160.2MB in the end (delta: -9.9MB). Peak memory consumption was 111.2MB. Max. memory is 8.0GB. [2023-04-02 04:24:54,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 417.41ms. Allocated memory is still 248.5MB. Free memory was 211.9MB in the beginning and 193.3MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 50.28ms. Allocated memory is still 248.5MB. Free memory was 193.3MB in the beginning and 189.6MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 612.56ms. Allocated memory is still 248.5MB. Free memory was 189.6MB in the beginning and 150.8MB in the end (delta: 38.8MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * TraceAbstraction took 3834.43ms. Allocated memory was 248.5MB in the beginning and 298.8MB in the end (delta: 50.3MB). Free memory was 150.3MB in the beginning and 160.2MB in the end (delta: -9.9MB). Peak memory consumption was 111.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 605]: 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 42 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 912 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 864 mSDsluCounter, 340 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 250 mSDsCounter, 480 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1699 IncrementalHoareTripleChecker+Invalid, 2179 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 480 mSolverCounterUnsat, 90 mSDtfsCounter, 1699 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, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred 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: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 537 HoareAnnotationTreeSize, 306 FomulaSimplifications, 4291 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1653 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s 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: 722]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(\old(systemActive) == 1) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 622]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-02 04:24:54,574 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...