/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 [2023-04-03 00:59:17,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 00:59:17,813 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 00:59:17,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 00:59:17,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 00:59:17,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 00:59:17,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 00:59:17,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 00:59:17,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 00:59:17,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 00:59:17,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 00:59:17,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 00:59:17,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 00:59:17,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 00:59:17,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 00:59:17,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 00:59:17,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 00:59:17,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 00:59:17,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 00:59:17,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 00:59:17,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 00:59:17,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 00:59:17,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 00:59:17,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 00:59:17,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 00:59:17,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 00:59:17,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 00:59:17,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 00:59:17,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 00:59:17,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 00:59:17,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 00:59:17,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 00:59:17,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 00:59:17,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 00:59:17,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 00:59:17,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 00:59:17,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 00:59:17,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 00:59:17,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 00:59:17,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 00:59:17,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 00:59:17,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 00:59:17,929 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 00:59:17,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 00:59:17,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 00:59:17,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 00:59:17,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 00:59:17,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 00:59:17,931 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 00:59:17,931 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 00:59:17,931 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 00:59:17,931 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 00:59:17,932 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 00:59:17,932 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 00:59:17,932 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 00:59:17,932 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 00:59:17,932 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 00:59:17,933 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 00:59:17,933 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 00:59:17,933 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 00:59:17,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 00:59:17,933 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 00:59:17,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 00:59:17,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 00:59:17,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:59:17,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 00:59:17,935 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 00:59:17,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 00:59:17,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 00:59:17,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 00:59:17,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 00:59:18,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 00:59:18,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 00:59:18,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 00:59:18,172 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 00:59:18,173 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 00:59:18,174 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2023-04-03 00:59:19,304 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 00:59:19,515 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 00:59:19,515 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2023-04-03 00:59:19,526 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9caaf4929/b4ff79f3b0334c24933de04afc25d3da/FLAG2fb66239d [2023-04-03 00:59:19,544 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9caaf4929/b4ff79f3b0334c24933de04afc25d3da [2023-04-03 00:59:19,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 00:59:19,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 00:59:19,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 00:59:19,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 00:59:19,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 00:59:19,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee7cead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19, skipping insertion in model container [2023-04-03 00:59:19,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 00:59:19,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 00:59:19,809 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] [2023-04-03 00:59:19,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:59:19,825 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 00:59:19,900 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] [2023-04-03 00:59:19,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 00:59:19,937 INFO L208 MainTranslator]: Completed translation [2023-04-03 00:59:19,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19 WrapperNode [2023-04-03 00:59:19,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 00:59:19,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 00:59:19,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 00:59:19,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 00:59:19,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:19,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:20,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:20,004 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:20,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:20,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 00:59:20,012 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 00:59:20,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 00:59:20,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 00:59:20,013 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (1/1) ... [2023-04-03 00:59:20,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 00:59:20,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:59:20,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-03 00:59:20,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-03 00:59:20,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 00:59:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 00:59:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-04-03 00:59:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 00:59:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-04-03 00:59:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-04-03 00:59:20,078 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 00:59:20,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-04-03 00:59:20,080 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2023-04-03 00:59:20,081 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-04-03 00:59:20,082 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-04-03 00:59:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 00:59:20,083 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-04-03 00:59:20,084 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-04-03 00:59:20,085 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 00:59:20,086 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-04-03 00:59:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-04-03 00:59:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2023-04-03 00:59:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-04-03 00:59:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 00:59:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 00:59:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 00:59:20,218 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 00:59:20,220 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 00:59:20,712 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 00:59:20,847 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 00:59:20,847 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-04-03 00:59:20,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:59:20 BoogieIcfgContainer [2023-04-03 00:59:20,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 00:59:20,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 00:59:20,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 00:59:20,855 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 00:59:20,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 12:59:19" (1/3) ... [2023-04-03 00:59:20,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3972b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:59:20, skipping insertion in model container [2023-04-03 00:59:20,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 12:59:19" (2/3) ... [2023-04-03 00:59:20,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3972b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 12:59:20, skipping insertion in model container [2023-04-03 00:59:20,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 12:59:20" (3/3) ... [2023-04-03 00:59:20,857 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2023-04-03 00:59:20,872 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 00:59:20,872 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 00:59:20,918 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 00:59:20,925 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;@5d423fc6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 00:59:20,926 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 00:59:20,930 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) [2023-04-03 00:59:20,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-04-03 00:59:20,941 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:20,943 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] [2023-04-03 00:59:20,945 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:20,953 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:20,953 INFO L85 PathProgramCache]: Analyzing trace with hash -200607274, now seen corresponding path program 1 times [2023-04-03 00:59:20,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:20,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409263909] [2023-04-03 00:59:20,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:59:21,171 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:21,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409263909] [2023-04-03 00:59:21,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409263909] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:21,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:59:21,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-04-03 00:59:21,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123215216] [2023-04-03 00:59:21,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:21,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-04-03 00:59:21,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:21,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-04-03 00:59:21,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:59:21,202 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) [2023-04-03 00:59:21,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:21,259 INFO L93 Difference]: Finished difference Result 241 states and 296 transitions. [2023-04-03 00:59:21,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-04-03 00:59:21,262 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 [2023-04-03 00:59:21,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:21,270 INFO L225 Difference]: With dead ends: 241 [2023-04-03 00:59:21,270 INFO L226 Difference]: Without dead ends: 121 [2023-04-03 00:59:21,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-04-03 00:59:21,278 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 [2023-04-03 00:59:21,279 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] [2023-04-03 00:59:21,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-04-03 00:59:21,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2023-04-03 00:59:21,331 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) [2023-04-03 00:59:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2023-04-03 00:59:21,335 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 42 [2023-04-03 00:59:21,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:21,335 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2023-04-03 00:59:21,335 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) [2023-04-03 00:59:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2023-04-03 00:59:21,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-04-03 00:59:21,338 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:21,338 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] [2023-04-03 00:59:21,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 00:59:21,338 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:21,339 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:21,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1140195538, now seen corresponding path program 1 times [2023-04-03 00:59:21,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:21,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448390334] [2023-04-03 00:59:21,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:59:21,485 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:21,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448390334] [2023-04-03 00:59:21,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448390334] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:21,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:59:21,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 00:59:21,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554004875] [2023-04-03 00:59:21,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:21,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 00:59:21,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:21,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 00:59:21,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:59:21,489 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) [2023-04-03 00:59:21,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:21,526 INFO L93 Difference]: Finished difference Result 189 states and 221 transitions. [2023-04-03 00:59:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 00:59:21,526 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 [2023-04-03 00:59:21,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:21,528 INFO L225 Difference]: With dead ends: 189 [2023-04-03 00:59:21,528 INFO L226 Difference]: Without dead ends: 113 [2023-04-03 00:59:21,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 00:59:21,530 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 [2023-04-03 00:59:21,531 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] [2023-04-03 00:59:21,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-04-03 00:59:21,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2023-04-03 00:59:21,544 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) [2023-04-03 00:59:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2023-04-03 00:59:21,547 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 43 [2023-04-03 00:59:21,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:21,548 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2023-04-03 00:59:21,551 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) [2023-04-03 00:59:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2023-04-03 00:59:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-04-03 00:59:21,553 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:21,553 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] [2023-04-03 00:59:21,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 00:59:21,554 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:21,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:21,554 INFO L85 PathProgramCache]: Analyzing trace with hash 419460345, now seen corresponding path program 1 times [2023-04-03 00:59:21,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:21,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821059363] [2023-04-03 00:59:21,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:21,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:59:21,745 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:21,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821059363] [2023-04-03 00:59:21,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821059363] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:21,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:59:21,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-03 00:59:21,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062138266] [2023-04-03 00:59:21,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:21,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-03 00:59:21,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:21,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-03 00:59:21,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-03 00:59:21,747 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) [2023-04-03 00:59:22,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:22,078 INFO L93 Difference]: Finished difference Result 340 states and 409 transitions. [2023-04-03 00:59:22,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-03 00:59:22,078 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 [2023-04-03 00:59:22,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:22,081 INFO L225 Difference]: With dead ends: 340 [2023-04-03 00:59:22,081 INFO L226 Difference]: Without dead ends: 249 [2023-04-03 00:59:22,082 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-04-03 00:59:22,083 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, 0.3s IncrementalHoareTripleChecker+Time [2023-04-03 00:59:22,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 543 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-04-03 00:59:22,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-04-03 00:59:22,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 237. [2023-04-03 00:59:22,130 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) [2023-04-03 00:59:22,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 284 transitions. [2023-04-03 00:59:22,132 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 284 transitions. Word has length 47 [2023-04-03 00:59:22,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:22,132 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 284 transitions. [2023-04-03 00:59:22,132 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) [2023-04-03 00:59:22,132 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 284 transitions. [2023-04-03 00:59:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-04-03 00:59:22,134 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:22,134 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] [2023-04-03 00:59:22,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 00:59:22,135 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:22,135 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:22,135 INFO L85 PathProgramCache]: Analyzing trace with hash 927122274, now seen corresponding path program 1 times [2023-04-03 00:59:22,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:22,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758058447] [2023-04-03 00:59:22,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:22,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-03 00:59:22,293 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:22,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758058447] [2023-04-03 00:59:22,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758058447] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:22,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:59:22,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 00:59:22,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629446517] [2023-04-03 00:59:22,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:22,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 00:59:22,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:22,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 00:59:22,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 00:59:22,296 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) [2023-04-03 00:59:22,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:22,481 INFO L93 Difference]: Finished difference Result 563 states and 703 transitions. [2023-04-03 00:59:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-04-03 00:59:22,482 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 [2023-04-03 00:59:22,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:22,487 INFO L225 Difference]: With dead ends: 563 [2023-04-03 00:59:22,487 INFO L226 Difference]: Without dead ends: 348 [2023-04-03 00:59:22,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-04-03 00:59:22,499 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 [2023-04-03 00:59:22,500 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] [2023-04-03 00:59:22,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-04-03 00:59:22,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 334. [2023-04-03 00:59:22,537 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) [2023-04-03 00:59:22,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 397 transitions. [2023-04-03 00:59:22,541 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 397 transitions. Word has length 51 [2023-04-03 00:59:22,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:22,541 INFO L495 AbstractCegarLoop]: Abstraction has 334 states and 397 transitions. [2023-04-03 00:59:22,541 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) [2023-04-03 00:59:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 397 transitions. [2023-04-03 00:59:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-04-03 00:59:22,549 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:22,550 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] [2023-04-03 00:59:22,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 00:59:22,550 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:22,550 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:22,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1150337003, now seen corresponding path program 1 times [2023-04-03 00:59:22,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:22,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105529449] [2023-04-03 00:59:22,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:22,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 00:59:22,789 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:22,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105529449] [2023-04-03 00:59:22,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105529449] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:22,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 00:59:22,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-03 00:59:22,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780598104] [2023-04-03 00:59:22,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:22,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-03 00:59:22,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:22,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-03 00:59:22,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-04-03 00:59:22,792 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) [2023-04-03 00:59:23,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:23,130 INFO L93 Difference]: Finished difference Result 921 states and 1153 transitions. [2023-04-03 00:59:23,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-03 00:59:23,131 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 [2023-04-03 00:59:23,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:23,135 INFO L225 Difference]: With dead ends: 921 [2023-04-03 00:59:23,135 INFO L226 Difference]: Without dead ends: 609 [2023-04-03 00:59:23,137 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 [2023-04-03 00:59:23,140 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 [2023-04-03 00:59:23,141 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] [2023-04-03 00:59:23,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2023-04-03 00:59:23,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 589. [2023-04-03 00:59:23,190 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) [2023-04-03 00:59:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 589 states and 715 transitions. [2023-04-03 00:59:23,194 INFO L78 Accepts]: Start accepts. Automaton has 589 states and 715 transitions. Word has length 82 [2023-04-03 00:59:23,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:23,194 INFO L495 AbstractCegarLoop]: Abstraction has 589 states and 715 transitions. [2023-04-03 00:59:23,194 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) [2023-04-03 00:59:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 715 transitions. [2023-04-03 00:59:23,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-04-03 00:59:23,199 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 00:59:23,199 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] [2023-04-03 00:59:23,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 00:59:23,199 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 00:59:23,199 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 00:59:23,200 INFO L85 PathProgramCache]: Analyzing trace with hash -531113734, now seen corresponding path program 1 times [2023-04-03 00:59:23,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 00:59:23,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702172382] [2023-04-03 00:59:23,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:23,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 00:59:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:59:23,725 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 00:59:23,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702172382] [2023-04-03 00:59:23,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702172382] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-03 00:59:23,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532224902] [2023-04-03 00:59:23,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 00:59:23,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-03 00:59:23,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 00:59:23,728 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-03 00:59:23,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-03 00:59:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 00:59:23,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 25 conjunts are in the unsatisfiable core [2023-04-03 00:59:23,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-03 00:59:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-04-03 00:59:24,142 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-03 00:59:24,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532224902] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 00:59:24,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-03 00:59:24,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14] total 23 [2023-04-03 00:59:24,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542830953] [2023-04-03 00:59:24,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 00:59:24,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-04-03 00:59:24,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 00:59:24,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-04-03 00:59:24,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2023-04-03 00:59:24,144 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) [2023-04-03 00:59:24,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 00:59:24,545 INFO L93 Difference]: Finished difference Result 1633 states and 2035 transitions. [2023-04-03 00:59:24,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-03 00:59:24,546 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 [2023-04-03 00:59:24,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 00:59:24,549 INFO L225 Difference]: With dead ends: 1633 [2023-04-03 00:59:24,549 INFO L226 Difference]: Without dead ends: 0 [2023-04-03 00:59:24,552 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=726, Unknown=0, NotChecked=0, Total=812 [2023-04-03 00:59:24,553 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 [2023-04-03 00:59:24,553 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] [2023-04-03 00:59:24,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-03 00:59:24,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-03 00:59:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-03 00:59:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-03 00:59:24,556 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2023-04-03 00:59:24,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 00:59:24,556 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-03 00:59:24,556 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) [2023-04-03 00:59:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-03 00:59:24,556 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-03 00:59:24,558 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-03 00:59:24,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-04-03 00:59:24,765 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 [2023-04-03 00:59:24,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-04-03 00:59:26,005 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L352(lines 329 353) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L336(lines 336 340) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 305 360) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L330-2(lines 330 351) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 305 360) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L387-2(lines 387 412) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L413(lines 386 414) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L406(line 406) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 361 420) no Hoare annotation was computed. [2023-04-03 00:59:26,006 INFO L899 garLoopResultBuilder]: For program point L406-1(line 406) no Hoare annotation was computed. [2023-04-03 00:59:26,007 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 361 420) no Hoare annotation was computed. [2023-04-03 00:59:26,007 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 361 420) no Hoare annotation was computed. [2023-04-03 00:59:26,007 INFO L899 garLoopResultBuilder]: For program point L393(lines 393 397) no Hoare annotation was computed. [2023-04-03 00:59:26,007 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 972 980) no Hoare annotation was computed. [2023-04-03 00:59:26,007 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 972 980) the Hoare annotation is: true [2023-04-03 00:59:26,007 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 229 251) no Hoare annotation was computed. [2023-04-03 00:59:26,007 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))) [2023-04-03 00:59:26,007 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))) [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 246) no Hoare annotation was computed. [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L239-1(lines 239 246) no Hoare annotation was computed. [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2023-04-03 00:59:26,008 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))) [2023-04-03 00:59:26,008 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))) [2023-04-03 00:59:26,008 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))) [2023-04-03 00:59:26,008 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))) [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 184 207) no Hoare annotation was computed. [2023-04-03 00:59:26,008 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L189(line 189) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 184 207) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 184 207) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L201(line 201) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L198(line 198) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L195(line 195) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point L849(lines 849 855) no Hoare annotation was computed. [2023-04-03 00:59:26,009 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 845 859) no Hoare annotation was computed. [2023-04-03 00:59:26,010 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))) [2023-04-03 00:59:26,010 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)))) [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 958 964) no Hoare annotation was computed. [2023-04-03 00:59:26,010 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 958 964) the Hoare annotation is: true [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 572 617) no Hoare annotation was computed. [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 572 617) no Hoare annotation was computed. [2023-04-03 00:59:26,010 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 136 149) the Hoare annotation is: true [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDryEXIT(lines 136 149) no Hoare annotation was computed. [2023-04-03 00:59:26,010 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: (or (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2023-04-03 00:59:26,010 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2023-04-03 00:59:26,010 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))) [2023-04-03 00:59:26,011 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))) [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2023-04-03 00:59:26,011 INFO L895 garLoopResultBuilder]: At program point L718(line 718) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point L718-1(line 718) no Hoare annotation was computed. [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 733) no Hoare annotation was computed. [2023-04-03 00:59:26,011 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)) [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2023-04-03 00:59:26,011 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point L898-1(lines 898 904) no Hoare annotation was computed. [2023-04-03 00:59:26,011 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 878 945) no Hoare annotation was computed. [2023-04-03 00:59:26,011 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))) [2023-04-03 00:59:26,012 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))) [2023-04-03 00:59:26,012 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))))) [2023-04-03 00:59:26,012 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 932) no Hoare annotation was computed. [2023-04-03 00:59:26,012 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))))) [2023-04-03 00:59:26,012 INFO L899 garLoopResultBuilder]: For program point L889(lines 888 937) no Hoare annotation was computed. [2023-04-03 00:59:26,012 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))) [2023-04-03 00:59:26,012 INFO L899 garLoopResultBuilder]: For program point L918(lines 918 933) no Hoare annotation was computed. [2023-04-03 00:59:26,012 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))))) [2023-04-03 00:59:26,012 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 914) no Hoare annotation was computed. [2023-04-03 00:59:26,012 INFO L899 garLoopResultBuilder]: For program point L908-1(lines 908 914) no Hoare annotation was computed. [2023-04-03 00:59:26,013 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)))) [2023-04-03 00:59:26,013 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)))) [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 878 945) no Hoare annotation was computed. [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 904) no Hoare annotation was computed. [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 104 126) no Hoare annotation was computed. [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 104 126) no Hoare annotation was computed. [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 758) no Hoare annotation was computed. [2023-04-03 00:59:26,013 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)) [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point L750-1(line 750) no Hoare annotation was computed. [2023-04-03 00:59:26,013 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2023-04-03 00:59:26,014 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)) [2023-04-03 00:59:26,014 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)) [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 127 135) no Hoare annotation was computed. [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 127 135) no Hoare annotation was computed. [2023-04-03 00:59:26,014 INFO L902 garLoopResultBuilder]: At program point L833(line 833) the Hoare annotation is: true [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point L833-1(line 833) no Hoare annotation was computed. [2023-04-03 00:59:26,014 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 826 844) the Hoare annotation is: true [2023-04-03 00:59:26,014 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 95 103) the Hoare annotation is: true [2023-04-03 00:59:26,014 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 95 103) no Hoare annotation was computed. [2023-04-03 00:59:26,014 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)))) [2023-04-03 00:59:26,015 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)))) [2023-04-03 00:59:26,015 INFO L895 garLoopResultBuilder]: At program point L660(line 660) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point L658(lines 657 676) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 654 677) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L902 garLoopResultBuilder]: At program point L163-2(lines 163 177) the Hoare annotation is: true [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 153 182) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L902 garLoopResultBuilder]: At program point L159(line 159) the Hoare annotation is: true [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point L159-1(line 159) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L902 garLoopResultBuilder]: At program point L178(lines 153 182) the Hoare annotation is: true [2023-04-03 00:59:26,015 INFO L899 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2023-04-03 00:59:26,015 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 153 182) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2023-04-03 00:59:26,016 INFO L902 garLoopResultBuilder]: At program point L167-1(lines 167 171) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 59 70) no Hoare annotation was computed. [2023-04-03 00:59:26,016 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 59 70) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L899 garLoopResultBuilder]: For program point startSystemEXIT(lines 860 867) no Hoare annotation was computed. [2023-04-03 00:59:26,016 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 860 867) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 71 82) no Hoare annotation was computed. [2023-04-03 00:59:26,016 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 71 82) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 869 876) the Hoare annotation is: true [2023-04-03 00:59:26,016 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2023-04-03 00:59:26,020 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 869 876) no Hoare annotation was computed. [2023-04-03 00:59:26,020 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 965 971) the Hoare annotation is: true [2023-04-03 00:59:26,020 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 965 971) no Hoare annotation was computed. [2023-04-03 00:59:26,020 INFO L895 garLoopResultBuilder]: At program point L705(line 705) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-04-03 00:59:26,020 INFO L899 garLoopResultBuilder]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2023-04-03 00:59:26,020 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))) [2023-04-03 00:59:26,020 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))) [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point L694(lines 694 702) no Hoare annotation was computed. [2023-04-03 00:59:26,021 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))) [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point L692-1(line 692) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 707) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2023-04-03 00:59:26,021 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)) [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 781 789) the Hoare annotation is: true [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point L820(line 820) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point L820-1(line 820) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 790 825) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 259 304) no Hoare annotation was computed. [2023-04-03 00:59:26,021 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 259 304) no Hoare annotation was computed. [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 216 225) no Hoare annotation was computed. [2023-04-03 00:59:26,022 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))) [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 216 225) no Hoare annotation was computed. [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2023-04-03 00:59:26,022 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 770 780) the Hoare annotation is: true [2023-04-03 00:59:26,022 INFO L902 garLoopResultBuilder]: At program point L775(line 775) the Hoare annotation is: true [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point L775-1(line 775) no Hoare annotation was computed. [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2023-04-03 00:59:26,022 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 762 769) the Hoare annotation is: true [2023-04-03 00:59:26,022 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 526 571) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 526 571) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2023-04-03 00:59:26,023 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)) [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L473(lines 472 492) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L469(lines 469 510) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 423 525) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L488-1(line 488) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 423 525) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L447(lines 447 451) no Hoare annotation was computed. [2023-04-03 00:59:26,023 INFO L899 garLoopResultBuilder]: For program point L472-2(lines 472 492) no Hoare annotation was computed. [2023-04-03 00:59:26,024 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 423 525) no Hoare annotation was computed. [2023-04-03 00:59:26,024 INFO L899 garLoopResultBuilder]: For program point L493(lines 471 494) no Hoare annotation was computed. [2023-04-03 00:59:26,024 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 468) no Hoare annotation was computed. [2023-04-03 00:59:26,024 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 948 957) no Hoare annotation was computed. [2023-04-03 00:59:26,025 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 948 957) no Hoare annotation was computed. [2023-04-03 00:59:26,025 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 00:59:26,025 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:59:26,026 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))) [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 83 94) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 208 214) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 208 214) the Hoare annotation is: true [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-04-03 00:59:26,026 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))) [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point L633(lines 633 639) no Hoare annotation was computed. [2023-04-03 00:59:26,026 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 621 645) no Hoare annotation was computed. [2023-04-03 00:59:26,027 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)))) [2023-04-03 00:59:26,027 INFO L899 garLoopResultBuilder]: For program point L631-1(line 631) no Hoare annotation was computed. [2023-04-03 00:59:26,027 INFO L899 garLoopResultBuilder]: For program point L629(lines 629 642) no Hoare annotation was computed. [2023-04-03 00:59:26,027 INFO L899 garLoopResultBuilder]: For program point L629-1(lines 621 645) no Hoare annotation was computed. [2023-04-03 00:59:26,027 INFO L902 garLoopResultBuilder]: At program point L627(line 627) the Hoare annotation is: true [2023-04-03 00:59:26,027 INFO L899 garLoopResultBuilder]: For program point L627-1(line 627) no Hoare annotation was computed. [2023-04-03 00:59:26,027 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 621 645) the Hoare annotation is: true [2023-04-03 00:59:26,031 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-04-03 00:59:26,032 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-03 00:59:26,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.04 12:59:26 BoogieIcfgContainer [2023-04-03 00:59:26,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-03 00:59:26,053 INFO L158 Benchmark]: Toolchain (without parser) took 6504.71ms. Allocated memory was 284.2MB in the beginning and 341.8MB in the end (delta: 57.7MB). Free memory was 235.2MB in the beginning and 157.8MB in the end (delta: 77.3MB). Peak memory consumption was 136.0MB. Max. memory is 8.0GB. [2023-04-03 00:59:26,053 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 180.4MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-03 00:59:26,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.63ms. Allocated memory is still 284.2MB. Free memory was 235.2MB in the beginning and 216.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-04-03 00:59:26,053 INFO L158 Benchmark]: Boogie Preprocessor took 72.08ms. Allocated memory is still 284.2MB. Free memory was 216.3MB in the beginning and 213.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-04-03 00:59:26,054 INFO L158 Benchmark]: RCFGBuilder took 838.34ms. Allocated memory is still 284.2MB. Free memory was 213.1MB in the beginning and 234.0MB in the end (delta: -20.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2023-04-03 00:59:26,054 INFO L158 Benchmark]: TraceAbstraction took 5199.83ms. Allocated memory was 284.2MB in the beginning and 341.8MB in the end (delta: 57.7MB). Free memory was 233.5MB in the beginning and 157.8MB in the end (delta: 75.7MB). Peak memory consumption was 133.9MB. Max. memory is 8.0GB. [2023-04-03 00:59:26,056 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 180.4MB. Free memory is still 130.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 389.63ms. Allocated memory is still 284.2MB. Free memory was 235.2MB in the beginning and 216.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 72.08ms. Allocated memory is still 284.2MB. Free memory was 216.3MB in the beginning and 213.1MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 838.34ms. Allocated memory is still 284.2MB. Free memory was 213.1MB in the beginning and 234.0MB in the end (delta: -20.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * TraceAbstraction took 5199.83ms. Allocated memory was 284.2MB in the beginning and 341.8MB in the end (delta: 57.7MB). Free memory was 233.5MB in the beginning and 157.8MB in the end (delta: 75.7MB). Peak memory consumption was 133.9MB. 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: 5.1s, OverallIterations: 6, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, 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, 0.0s 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, 0.2s HoareSimplificationTime, 65 FomulaSimplificationsInter, 3997 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s 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! [2023-04-03 00:59:26,081 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...