/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 05:55:06,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 05:55:06,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 05:55:06,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 05:55:06,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 05:55:06,621 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 05:55:06,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 05:55:06,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 05:55:06,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 05:55:06,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 05:55:06,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 05:55:06,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 05:55:06,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 05:55:06,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 05:55:06,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 05:55:06,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 05:55:06,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 05:55:06,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 05:55:06,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 05:55:06,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 05:55:06,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 05:55:06,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 05:55:06,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 05:55:06,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 05:55:06,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 05:55:06,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 05:55:06,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 05:55:06,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 05:55:06,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 05:55:06,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 05:55:06,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 05:55:06,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 05:55:06,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 05:55:06,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 05:55:06,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 05:55:06,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 05:55:06,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 05:55:06,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 05:55:06,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 05:55:06,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 05:55:06,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 05:55:06,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 05:55:06,707 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 05:55:06,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 05:55:06,708 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 05:55:06,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 05:55:06,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 05:55:06,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 05:55:06,709 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 05:55:06,709 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 05:55:06,709 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 05:55:06,710 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 05:55:06,710 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 05:55:06,710 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 05:55:06,711 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 05:55:06,711 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 05:55:06,711 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 05:55:06,711 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 05:55:06,711 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 05:55:06,711 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 05:55:06,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 05:55:06,712 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 05:55:06,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 05:55:06,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 05:55:06,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 05:55:06,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 05:55:06,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:55:06,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 05:55:06,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 05:55:06,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 05:55:06,715 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 05:55:06,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-01 05:55:06,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 05:55:06,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 05:55:06,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 05:55:06,969 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 05:55:06,970 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 05:55:06,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2023-04-01 05:55:08,139 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 05:55:08,391 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 05:55:08,392 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2023-04-01 05:55:08,406 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27b2e5275/f5c639327ce444ee8a1303d8c7ecdb81/FLAGe514d5d01 [2023-04-01 05:55:08,418 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27b2e5275/f5c639327ce444ee8a1303d8c7ecdb81 [2023-04-01 05:55:08,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 05:55:08,421 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 05:55:08,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 05:55:08,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 05:55:08,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 05:55:08,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2262d11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08, skipping insertion in model container [2023-04-01 05:55:08,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 05:55:08,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 05:55:08,714 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_spec1_product48.cil.c[17123,17136] [2023-04-01 05:55:08,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:55:08,732 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 05:55:08,802 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_spec1_product48.cil.c[17123,17136] [2023-04-01 05:55:08,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 05:55:08,833 INFO L208 MainTranslator]: Completed translation [2023-04-01 05:55:08,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08 WrapperNode [2023-04-01 05:55:08,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 05:55:08,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 05:55:08,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 05:55:08,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 05:55:08,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,905 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 05:55:08,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 05:55:08,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 05:55:08,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 05:55:08,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (1/1) ... [2023-04-01 05:55:08,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 05:55:08,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:55:08,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 05:55:08,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 05:55:08,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 05:55:08,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 05:55:08,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-01 05:55:08,982 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 05:55:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-01 05:55:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-01 05:55:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-01 05:55:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-01 05:55:08,985 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-01 05:55:08,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 05:55:08,990 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-01 05:55:08,991 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-01 05:55:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-01 05:55:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-01 05:55:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-01 05:55:08,992 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-01 05:55:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 05:55:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 05:55:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 05:55:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 05:55:08,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-01 05:55:08,993 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-01 05:55:08,994 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 05:55:08,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-01 05:55:08,996 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-01 05:55:08,997 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 05:55:08,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 05:55:09,183 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 05:55:09,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 05:55:09,721 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 05:55:09,861 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 05:55:09,862 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-01 05:55:09,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:55:09 BoogieIcfgContainer [2023-04-01 05:55:09,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 05:55:09,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 05:55:09,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 05:55:09,873 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 05:55:09,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 05:55:08" (1/3) ... [2023-04-01 05:55:09,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7d7ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:55:09, skipping insertion in model container [2023-04-01 05:55:09,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 05:55:08" (2/3) ... [2023-04-01 05:55:09,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f7d7ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 05:55:09, skipping insertion in model container [2023-04-01 05:55:09,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 05:55:09" (3/3) ... [2023-04-01 05:55:09,875 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2023-04-01 05:55:09,892 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 05:55:09,893 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 05:55:09,953 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 05:55:09,958 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4b0ed4f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 05:55:09,959 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 05:55:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand has 154 states, 71 states have (on average 1.2816901408450705) internal successors, (91), 87 states have internal predecessors, (91), 50 states have call successors, (50), 30 states have call predecessors, (50), 30 states have return successors, (50), 45 states have call predecessors, (50), 50 states have call successors, (50) [2023-04-01 05:55:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-04-01 05:55:09,972 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:09,973 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:09,974 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:09,986 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:09,986 INFO L85 PathProgramCache]: Analyzing trace with hash -200607274, now seen corresponding path program 1 times [2023-04-01 05:55:09,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:09,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261911744] [2023-04-01 05:55:09,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:09,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:55:10,240 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:10,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261911744] [2023-04-01 05:55:10,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261911744] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:10,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:55:10,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-01 05:55:10,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460338460] [2023-04-01 05:55:10,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:10,248 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-01 05:55:10,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:10,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-01 05:55:10,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:55:10,290 INFO L87 Difference]: Start difference. First operand has 154 states, 71 states have (on average 1.2816901408450705) internal successors, (91), 87 states have internal predecessors, (91), 50 states have call successors, (50), 30 states have call predecessors, (50), 30 states have return successors, (50), 45 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-01 05:55:10,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:10,388 INFO L93 Difference]: Finished difference Result 241 states and 296 transitions. [2023-04-01 05:55:10,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-01 05:55:10,391 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 42 [2023-04-01 05:55:10,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:10,401 INFO L225 Difference]: With dead ends: 241 [2023-04-01 05:55:10,401 INFO L226 Difference]: Without dead ends: 121 [2023-04-01 05:55:10,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-01 05:55:10,410 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:10,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 05:55:10,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-04-01 05:55:10,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2023-04-01 05:55:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 62 states have (on average 1.2419354838709677) internal successors, (77), 75 states have internal predecessors, (77), 35 states have call successors, (35), 28 states have call predecessors, (35), 23 states have return successors, (30), 25 states have call predecessors, (30), 30 states have call successors, (30) [2023-04-01 05:55:10,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2023-04-01 05:55:10,458 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 42 [2023-04-01 05:55:10,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:10,458 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2023-04-01 05:55:10,459 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-01 05:55:10,459 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2023-04-01 05:55:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-04-01 05:55:10,461 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:10,461 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:10,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 05:55:10,462 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:10,462 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:10,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1140195538, now seen corresponding path program 1 times [2023-04-01 05:55:10,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:10,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688199089] [2023-04-01 05:55:10,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:10,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:55:10,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:10,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688199089] [2023-04-01 05:55:10,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688199089] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:10,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:55:10,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 05:55:10,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293801725] [2023-04-01 05:55:10,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:10,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 05:55:10,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:10,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 05:55:10,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:55:10,598 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-01 05:55:10,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:10,671 INFO L93 Difference]: Finished difference Result 189 states and 221 transitions. [2023-04-01 05:55:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 05:55:10,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 43 [2023-04-01 05:55:10,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:10,675 INFO L225 Difference]: With dead ends: 189 [2023-04-01 05:55:10,675 INFO L226 Difference]: Without dead ends: 113 [2023-04-01 05:55:10,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 05:55:10,677 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 11 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:10,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 215 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-01 05:55:10,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-04-01 05:55:10,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2023-04-01 05:55:10,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 57 states have (on average 1.2456140350877194) internal successors, (71), 70 states have internal predecessors, (71), 32 states have call successors, (32), 27 states have call predecessors, (32), 23 states have return successors, (28), 23 states have call predecessors, (28), 28 states have call successors, (28) [2023-04-01 05:55:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2023-04-01 05:55:10,693 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 43 [2023-04-01 05:55:10,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:10,694 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2023-04-01 05:55:10,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-01 05:55:10,695 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2023-04-01 05:55:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-01 05:55:10,702 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:10,702 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:10,702 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 05:55:10,702 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:10,702 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:10,703 INFO L85 PathProgramCache]: Analyzing trace with hash 419460345, now seen corresponding path program 1 times [2023-04-01 05:55:10,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:10,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619441873] [2023-04-01 05:55:10,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:10,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:55:10,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:10,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619441873] [2023-04-01 05:55:10,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619441873] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:10,991 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:55:10,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-01 05:55:10,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071006185] [2023-04-01 05:55:10,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:10,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-01 05:55:10,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:10,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-01 05:55:10,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-01 05:55:10,996 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 05:55:11,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:11,326 INFO L93 Difference]: Finished difference Result 340 states and 409 transitions. [2023-04-01 05:55:11,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-01 05:55:11,327 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 47 [2023-04-01 05:55:11,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:11,337 INFO L225 Difference]: With dead ends: 340 [2023-04-01 05:55:11,337 INFO L226 Difference]: Without dead ends: 249 [2023-04-01 05:55:11,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-01 05:55:11,340 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 212 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:11,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 543 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 05:55:11,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-04-01 05:55:11,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 237. [2023-04-01 05:55:11,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 126 states have (on average 1.2777777777777777) internal successors, (161), 151 states have internal predecessors, (161), 63 states have call successors, (63), 53 states have call predecessors, (63), 47 states have return successors, (60), 47 states have call predecessors, (60), 59 states have call successors, (60) [2023-04-01 05:55:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 284 transitions. [2023-04-01 05:55:11,385 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 284 transitions. Word has length 47 [2023-04-01 05:55:11,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:11,386 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 284 transitions. [2023-04-01 05:55:11,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 4 states have call successors, (13), 4 states have call predecessors, (13), 3 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2023-04-01 05:55:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 284 transitions. [2023-04-01 05:55:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-01 05:55:11,393 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:11,393 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:11,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-01 05:55:11,394 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:11,394 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:11,395 INFO L85 PathProgramCache]: Analyzing trace with hash 927122274, now seen corresponding path program 1 times [2023-04-01 05:55:11,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:11,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706383839] [2023-04-01 05:55:11,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-01 05:55:11,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:11,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706383839] [2023-04-01 05:55:11,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706383839] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:11,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:55:11,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-01 05:55:11,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268260570] [2023-04-01 05:55:11,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:11,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-01 05:55:11,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:11,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-01 05:55:11,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-01 05:55:11,570 INFO L87 Difference]: Start difference. First operand 237 states and 284 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 05:55:11,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:11,769 INFO L93 Difference]: Finished difference Result 563 states and 703 transitions. [2023-04-01 05:55:11,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-01 05:55:11,770 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-04-01 05:55:11,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:11,774 INFO L225 Difference]: With dead ends: 563 [2023-04-01 05:55:11,774 INFO L226 Difference]: Without dead ends: 348 [2023-04-01 05:55:11,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-01 05:55:11,785 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 99 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:11,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 462 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-01 05:55:11,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-04-01 05:55:11,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 334. [2023-04-01 05:55:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 187 states have (on average 1.2245989304812834) internal successors, (229), 209 states have internal predecessors, (229), 78 states have call successors, (78), 72 states have call predecessors, (78), 68 states have return successors, (90), 67 states have call predecessors, (90), 74 states have call successors, (90) [2023-04-01 05:55:11,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 397 transitions. [2023-04-01 05:55:11,848 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 397 transitions. Word has length 51 [2023-04-01 05:55:11,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:11,849 INFO L495 AbstractCegarLoop]: Abstraction has 334 states and 397 transitions. [2023-04-01 05:55:11,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2023-04-01 05:55:11,849 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 397 transitions. [2023-04-01 05:55:11,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-04-01 05:55:11,851 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:11,852 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:11,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-01 05:55:11,852 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:11,852 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:11,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1150337003, now seen corresponding path program 1 times [2023-04-01 05:55:11,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:11,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723323167] [2023-04-01 05:55:11,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:12,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-01 05:55:12,041 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:12,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723323167] [2023-04-01 05:55:12,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723323167] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:12,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 05:55:12,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-01 05:55:12,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935806538] [2023-04-01 05:55:12,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:12,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-01 05:55:12,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:12,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-01 05:55:12,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-01 05:55:12,043 INFO L87 Difference]: Start difference. First operand 334 states and 397 transitions. Second operand has 10 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (15), 6 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 05:55:12,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:12,390 INFO L93 Difference]: Finished difference Result 921 states and 1153 transitions. [2023-04-01 05:55:12,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 05:55:12,392 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (15), 6 states have call predecessors, (15), 3 states have call successors, (15) Word has length 82 [2023-04-01 05:55:12,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:12,397 INFO L225 Difference]: With dead ends: 921 [2023-04-01 05:55:12,397 INFO L226 Difference]: Without dead ends: 609 [2023-04-01 05:55:12,399 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2023-04-01 05:55:12,403 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 110 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:12,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 788 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 05:55:12,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2023-04-01 05:55:12,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 589. [2023-04-01 05:55:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 589 states, 338 states have (on average 1.2218934911242603) internal successors, (413), 372 states have internal predecessors, (413), 135 states have call successors, (135), 123 states have call predecessors, (135), 115 states have return successors, (167), 117 states have call predecessors, (167), 131 states have call successors, (167) [2023-04-01 05:55:12,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 715 transitions. [2023-04-01 05:55:12,465 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 715 transitions. Word has length 82 [2023-04-01 05:55:12,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:12,465 INFO L495 AbstractCegarLoop]: Abstraction has 589 states and 715 transitions. [2023-04-01 05:55:12,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.625) internal successors, (45), 7 states have internal predecessors, (45), 3 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (15), 6 states have call predecessors, (15), 3 states have call successors, (15) [2023-04-01 05:55:12,465 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 715 transitions. [2023-04-01 05:55:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-01 05:55:12,470 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 05:55:12,470 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 05:55:12,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-01 05:55:12,471 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 05:55:12,471 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 05:55:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash -531113734, now seen corresponding path program 1 times [2023-04-01 05:55:12,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 05:55:12,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333224978] [2023-04-01 05:55:12,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:12,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 05:55:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-01 05:55:12,915 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 05:55:12,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333224978] [2023-04-01 05:55:12,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333224978] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 05:55:12,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563380635] [2023-04-01 05:55:12,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 05:55:12,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 05:55:12,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 05:55:12,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 05:55:12,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 05:55:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 05:55:13,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 25 conjunts are in the unsatisfiable core [2023-04-01 05:55:13,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 05:55:13,318 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-01 05:55:13,318 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 05:55:13,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563380635] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 05:55:13,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 05:55:13,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14] total 23 [2023-04-01 05:55:13,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054634742] [2023-04-01 05:55:13,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 05:55:13,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-01 05:55:13,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 05:55:13,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-01 05:55:13,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2023-04-01 05:55:13,321 INFO L87 Difference]: Start difference. First operand 589 states and 715 transitions. Second operand has 11 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (28), 3 states have call predecessors, (28), 6 states have return successors, (25), 6 states have call predecessors, (25), 3 states have call successors, (25) [2023-04-01 05:55:13,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 05:55:13,679 INFO L93 Difference]: Finished difference Result 1633 states and 2035 transitions. [2023-04-01 05:55:13,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-01 05:55:13,680 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (28), 3 states have call predecessors, (28), 6 states have return successors, (25), 6 states have call predecessors, (25), 3 states have call successors, (25) Word has length 132 [2023-04-01 05:55:13,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 05:55:13,683 INFO L225 Difference]: With dead ends: 1633 [2023-04-01 05:55:13,683 INFO L226 Difference]: Without dead ends: 0 [2023-04-01 05:55:13,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=726, Unknown=0, NotChecked=0, Total=812 [2023-04-01 05:55:13,687 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 103 mSDsluCounter, 589 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 703 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-04-01 05:55:13,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 703 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-04-01 05:55:13,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-01 05:55:13,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-01 05:55:13,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-01 05:55:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-01 05:55:13,689 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2023-04-01 05:55:13,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 05:55:13,690 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-01 05:55:13,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 3 states have call successors, (28), 3 states have call predecessors, (28), 6 states have return successors, (25), 6 states have call predecessors, (25), 3 states have call successors, (25) [2023-04-01 05:55:13,690 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-01 05:55:13,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-01 05:55:13,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-01 05:55:13,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 05:55:13,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-04-01 05:55:13,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point L352(lines 329 353) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 340) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 305 360) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point L330-2(lines 330 351) no Hoare annotation was computed. [2023-04-01 05:55:15,190 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 305 360) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point L387-2(lines 387 412) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point L413(lines 386 414) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point L406(line 406) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 361 420) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point L406-1(line 406) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 361 420) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 361 420) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 397) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 972 980) no Hoare annotation was computed. [2023-04-01 05:55:15,191 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 972 980) the Hoare annotation is: true [2023-04-01 05:55:15,191 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 229 251) no Hoare annotation was computed. [2023-04-01 05:55:15,192 INFO L895 garLoopResultBuilder]: At program point L241(line 241) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0))) [2023-04-01 05:55:15,192 INFO L895 garLoopResultBuilder]: At program point L241-1(line 241) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= main_~tmp~0 1) (= 1 ~systemActive~0))) [2023-04-01 05:55:15,192 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 246) no Hoare annotation was computed. [2023-04-01 05:55:15,192 INFO L899 garLoopResultBuilder]: For program point L239-1(lines 239 246) no Hoare annotation was computed. [2023-04-01 05:55:15,192 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2023-04-01 05:55:15,192 INFO L895 garLoopResultBuilder]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,192 INFO L895 garLoopResultBuilder]: At program point L235(line 235) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,193 INFO L895 garLoopResultBuilder]: At program point L235-1(line 235) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,193 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 229 251) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 184 207) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 184 207) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-01 05:55:15,193 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 184 207) no Hoare annotation was computed. [2023-04-01 05:55:15,194 INFO L899 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2023-04-01 05:55:15,197 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-01 05:55:15,197 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-01 05:55:15,197 INFO L899 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2023-04-01 05:55:15,197 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point L849(lines 849 855) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 845 859) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 845 859) the Hoare annotation is: (and (or (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0))) [2023-04-01 05:55:15,198 INFO L895 garLoopResultBuilder]: At program point L851(line 851) the Hoare annotation is: (and (not (= |old(~pumpRunning~0)| 0)) (or (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0)))) [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 958 964) no Hoare annotation was computed. [2023-04-01 05:55:15,198 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 958 964) the Hoare annotation is: true [2023-04-01 05:55:15,198 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 572 617) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 572 617) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 136 149) the Hoare annotation is: true [2023-04-01 05:55:15,199 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 136 149) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: (or (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,199 INFO L899 garLoopResultBuilder]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L895 garLoopResultBuilder]: At program point L726(line 726) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (and (= ~methaneLevelCritical~0 0) (= 0 processEnvironment_~tmp~6)) .cse0))) [2023-04-01 05:55:15,199 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse0) (or (not (= ~methaneLevelCritical~0 0)) .cse0))) [2023-04-01 05:55:15,199 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2023-04-01 05:55:15,199 INFO L895 garLoopResultBuilder]: At program point L718(line 718) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,200 INFO L899 garLoopResultBuilder]: For program point L718-1(line 718) no Hoare annotation was computed. [2023-04-01 05:55:15,200 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 733) no Hoare annotation was computed. [2023-04-01 05:55:15,200 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 712 736) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,200 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2023-04-01 05:55:15,200 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2023-04-01 05:55:15,200 INFO L899 garLoopResultBuilder]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2023-04-01 05:55:15,200 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 878 945) no Hoare annotation was computed. [2023-04-01 05:55:15,200 INFO L895 garLoopResultBuilder]: At program point L938(lines 887 939) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,200 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 878 945) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,200 INFO L895 garLoopResultBuilder]: At program point L928(line 928) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-01 05:55:15,201 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 932) no Hoare annotation was computed. [2023-04-01 05:55:15,201 INFO L895 garLoopResultBuilder]: At program point L926-1(lines 918 933) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-01 05:55:15,201 INFO L899 garLoopResultBuilder]: For program point L889(lines 888 937) no Hoare annotation was computed. [2023-04-01 05:55:15,201 INFO L895 garLoopResultBuilder]: At program point L920(line 920) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= test_~splverifierCounter~0 0) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,201 INFO L899 garLoopResultBuilder]: For program point L918(lines 918 933) no Hoare annotation was computed. [2023-04-01 05:55:15,201 INFO L895 garLoopResultBuilder]: At program point L910(line 910) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (not (= 0 ~systemActive~0))))) [2023-04-01 05:55:15,201 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 914) no Hoare annotation was computed. [2023-04-01 05:55:15,201 INFO L899 garLoopResultBuilder]: For program point L908-1(lines 908 914) no Hoare annotation was computed. [2023-04-01 05:55:15,201 INFO L895 garLoopResultBuilder]: At program point L935(lines 888 937) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)))) [2023-04-01 05:55:15,201 INFO L895 garLoopResultBuilder]: At program point L900(line 900) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)))) [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 878 945) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 904) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 104 126) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 104 126) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 758) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L895 garLoopResultBuilder]: At program point L750(line 750) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point L750-1(line 750) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 745 761) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,202 INFO L895 garLoopResultBuilder]: At program point L756(line 756) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= activatePump_~tmp~7 0) (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2023-04-01 05:55:15,202 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 127 135) no Hoare annotation was computed. [2023-04-01 05:55:15,203 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 127 135) no Hoare annotation was computed. [2023-04-01 05:55:15,203 INFO L902 garLoopResultBuilder]: At program point L833(line 833) the Hoare annotation is: true [2023-04-01 05:55:15,203 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2023-04-01 05:55:15,203 INFO L899 garLoopResultBuilder]: For program point L833-1(line 833) no Hoare annotation was computed. [2023-04-01 05:55:15,203 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 826 844) the Hoare annotation is: true [2023-04-01 05:55:15,203 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 95 103) the Hoare annotation is: true [2023-04-01 05:55:15,203 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 95 103) no Hoare annotation was computed. [2023-04-01 05:55:15,203 INFO L895 garLoopResultBuilder]: At program point L667(line 667) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-04-01 05:55:15,203 INFO L895 garLoopResultBuilder]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (and (= ~methaneLevelCritical~0 0) (not .cse2)))) (and (or .cse0 .cse1 .cse2) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1)))) [2023-04-01 05:55:15,203 INFO L895 garLoopResultBuilder]: At program point L660(line 660) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-01 05:55:15,203 INFO L899 garLoopResultBuilder]: For program point L658(lines 657 676) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 654 677) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-04-01 05:55:15,204 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L902 garLoopResultBuilder]: At program point L163-2(lines 163 177) the Hoare annotation is: true [2023-04-01 05:55:15,204 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 153 182) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L902 garLoopResultBuilder]: At program point L159(line 159) the Hoare annotation is: true [2023-04-01 05:55:15,204 INFO L899 garLoopResultBuilder]: For program point L159-1(line 159) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L902 garLoopResultBuilder]: At program point L178(lines 153 182) the Hoare annotation is: true [2023-04-01 05:55:15,204 INFO L899 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2023-04-01 05:55:15,204 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 153 182) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2023-04-01 05:55:15,206 INFO L902 garLoopResultBuilder]: At program point L167-1(lines 167 171) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 59 70) no Hoare annotation was computed. [2023-04-01 05:55:15,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 59 70) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 860 867) no Hoare annotation was computed. [2023-04-01 05:55:15,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 860 867) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2023-04-01 05:55:15,206 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 71 82) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 869 876) the Hoare annotation is: true [2023-04-01 05:55:15,206 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2023-04-01 05:55:15,207 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 869 876) no Hoare annotation was computed. [2023-04-01 05:55:15,207 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 965 971) the Hoare annotation is: true [2023-04-01 05:55:15,207 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 965 971) no Hoare annotation was computed. [2023-04-01 05:55:15,207 INFO L895 garLoopResultBuilder]: At program point L705(line 705) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,207 INFO L899 garLoopResultBuilder]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2023-04-01 05:55:15,207 INFO L895 garLoopResultBuilder]: At program point L700(line 700) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-01 05:55:15,207 INFO L895 garLoopResultBuilder]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-01 05:55:15,207 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 702) no Hoare annotation was computed. [2023-04-01 05:55:15,208 INFO L895 garLoopResultBuilder]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2023-04-01 05:55:15,208 INFO L899 garLoopResultBuilder]: For program point L692-1(line 692) no Hoare annotation was computed. [2023-04-01 05:55:15,208 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 707) no Hoare annotation was computed. [2023-04-01 05:55:15,208 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2023-04-01 05:55:15,208 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 686 710) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 781 789) the Hoare annotation is: true [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point L820(line 820) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point L820-1(line 820) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 790 825) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 259 304) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 259 304) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 216 225) no Hoare annotation was computed. [2023-04-01 05:55:15,209 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 216 225) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~systemActive~0)| 1))) [2023-04-01 05:55:15,209 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 216 225) no Hoare annotation was computed. [2023-04-01 05:55:15,210 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2023-04-01 05:55:15,210 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 770 780) the Hoare annotation is: true [2023-04-01 05:55:15,210 INFO L902 garLoopResultBuilder]: At program point L775(line 775) the Hoare annotation is: true [2023-04-01 05:55:15,210 INFO L899 garLoopResultBuilder]: For program point L775-1(line 775) no Hoare annotation was computed. [2023-04-01 05:55:15,210 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2023-04-01 05:55:15,210 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 762 769) the Hoare annotation is: true [2023-04-01 05:55:15,210 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 526 571) no Hoare annotation was computed. [2023-04-01 05:55:15,210 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 526 571) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 737 744) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0)) [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L473(lines 472 492) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L469(lines 469 510) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 423 525) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 423 525) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 451) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point L472-2(lines 472 492) no Hoare annotation was computed. [2023-04-01 05:55:15,211 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 423 525) no Hoare annotation was computed. [2023-04-01 05:55:15,212 INFO L899 garLoopResultBuilder]: For program point L493(lines 471 494) no Hoare annotation was computed. [2023-04-01 05:55:15,212 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 468) no Hoare annotation was computed. [2023-04-01 05:55:15,212 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 948 957) no Hoare annotation was computed. [2023-04-01 05:55:15,212 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 948 957) no Hoare annotation was computed. [2023-04-01 05:55:15,213 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 05:55:15,213 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:55:15,213 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 83 94) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= ~methaneLevelCritical~0 0))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2023-04-01 05:55:15,213 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2023-04-01 05:55:15,213 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:55:15,213 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 208 214) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 208 214) the Hoare annotation is: true [2023-04-01 05:55:15,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-01 05:55:15,214 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-01 05:55:15,214 INFO L895 garLoopResultBuilder]: At program point L635(line 635) the Hoare annotation is: (and (not (= ~pumpRunning~0 0)) (or (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0))) [2023-04-01 05:55:15,214 INFO L899 garLoopResultBuilder]: For program point L633(lines 633 639) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 621 645) no Hoare annotation was computed. [2023-04-01 05:55:15,214 INFO L895 garLoopResultBuilder]: At program point L631(line 631) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0) (or .cse0 (= 0 ~systemActive~0)))) [2023-04-01 05:55:15,215 INFO L899 garLoopResultBuilder]: For program point L631-1(line 631) no Hoare annotation was computed. [2023-04-01 05:55:15,215 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 642) no Hoare annotation was computed. [2023-04-01 05:55:15,215 INFO L899 garLoopResultBuilder]: For program point L629-1(lines 621 645) no Hoare annotation was computed. [2023-04-01 05:55:15,215 INFO L902 garLoopResultBuilder]: At program point L627(line 627) the Hoare annotation is: true [2023-04-01 05:55:15,215 INFO L899 garLoopResultBuilder]: For program point L627-1(line 627) no Hoare annotation was computed. [2023-04-01 05:55:15,215 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 621 645) the Hoare annotation is: true [2023-04-01 05:55:15,218 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-01 05:55:15,220 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-01 05:55:15,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.04 05:55:15 BoogieIcfgContainer [2023-04-01 05:55:15,238 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-01 05:55:15,239 INFO L158 Benchmark]: Toolchain (without parser) took 6817.52ms. Allocated memory was 215.0MB in the beginning and 328.2MB in the end (delta: 113.2MB). Free memory was 156.1MB in the beginning and 163.4MB in the end (delta: -7.3MB). Peak memory consumption was 132.0MB. Max. memory is 8.0GB. [2023-04-01 05:55:15,239 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 215.0MB. Free memory is still 162.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-01 05:55:15,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.07ms. Allocated memory is still 215.0MB. Free memory was 155.7MB in the beginning and 137.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-01 05:55:15,239 INFO L158 Benchmark]: Boogie Preprocessor took 78.81ms. Allocated memory is still 215.0MB. Free memory was 137.2MB in the beginning and 133.7MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-01 05:55:15,239 INFO L158 Benchmark]: RCFGBuilder took 952.09ms. Allocated memory was 215.0MB in the beginning and 257.9MB in the end (delta: 43.0MB). Free memory was 133.7MB in the beginning and 184.8MB in the end (delta: -51.2MB). Peak memory consumption was 30.3MB. Max. memory is 8.0GB. [2023-04-01 05:55:15,240 INFO L158 Benchmark]: TraceAbstraction took 5368.39ms. Allocated memory was 257.9MB in the beginning and 328.2MB in the end (delta: 70.3MB). Free memory was 183.8MB in the beginning and 163.4MB in the end (delta: 20.4MB). Peak memory consumption was 116.4MB. Max. memory is 8.0GB. [2023-04-01 05:55:15,241 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 215.0MB. Free memory is still 162.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 411.07ms. Allocated memory is still 215.0MB. Free memory was 155.7MB in the beginning and 137.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 78.81ms. Allocated memory is still 215.0MB. Free memory was 137.2MB in the beginning and 133.7MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 952.09ms. Allocated memory was 215.0MB in the beginning and 257.9MB in the end (delta: 43.0MB). Free memory was 133.7MB in the beginning and 184.8MB in the end (delta: -51.2MB). Peak memory consumption was 30.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5368.39ms. Allocated memory was 257.9MB in the beginning and 328.2MB in the end (delta: 70.3MB). Free memory was 183.8MB in the beginning and 163.4MB in the end (delta: 20.4MB). Peak memory consumption was 116.4MB. 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: 873]: 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, 195 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 553 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 535 mSDsluCounter, 2847 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2113 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1418 IncrementalHoareTripleChecker+Invalid, 1444 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 734 mSDtfsCounter, 1418 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 203 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=589occurred in iteration=5, InterpolantAutomatonStates: 52, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 46 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 1219 PreInvPairs, 1332 NumberOfFragments, 772 HoareAnnotationTreeSize, 1219 FomulaSimplifications, 378 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 65 FomulaSimplificationsInter, 3997 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 529 NumberOfCodeBlocks, 529 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 522 ConstructedInterpolants, 0 QuantifiedInterpolants, 842 SizeOfPredicates, 5 NumberOfNonLiveVariables, 486 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 80/84 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: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || !(\old(methaneLevelCritical) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((splverifierCounter == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || !(\old(systemActive) == 1) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-04-01 05:55:15,267 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...