/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 IntervalDomain -i ../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 23:52:19,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 23:52:19,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 23:52:19,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 23:52:19,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 23:52:19,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 23:52:19,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 23:52:19,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 23:52:19,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 23:52:19,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 23:52:19,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 23:52:19,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 23:52:19,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 23:52:19,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 23:52:19,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 23:52:19,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 23:52:19,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 23:52:19,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 23:52:19,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 23:52:19,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 23:52:19,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 23:52:19,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 23:52:19,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 23:52:19,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 23:52:19,928 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 23:52:19,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 23:52:19,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 23:52:19,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 23:52:19,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 23:52:19,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 23:52:19,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 23:52:19,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 23:52:19,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 23:52:19,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 23:52:19,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 23:52:19,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 23:52:19,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 23:52:19,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 23:52:19,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 23:52:19,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 23:52:19,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 23:52:19,938 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 [2023-03-31 23:52:19,967 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 23:52:19,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 23:52:19,968 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 23:52:19,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 23:52:19,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 23:52:19,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 23:52:19,969 INFO L138 SettingsManager]: * User list type=DISABLED [2023-03-31 23:52:19,969 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-03-31 23:52:19,969 INFO L138 SettingsManager]: * Explicit value domain=true [2023-03-31 23:52:19,969 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-03-31 23:52:19,970 INFO L138 SettingsManager]: * Octagon Domain=false [2023-03-31 23:52:19,970 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-03-31 23:52:19,970 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-03-31 23:52:19,970 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-03-31 23:52:19,971 INFO L138 SettingsManager]: * Interval Domain=false [2023-03-31 23:52:19,971 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-03-31 23:52:19,971 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-03-31 23:52:19,971 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-03-31 23:52:19,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 23:52:19,971 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 23:52:19,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 23:52:19,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:52:19,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-03-31 23:52:19,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 23:52:19,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 23:52:19,974 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-03-31 23:52:19,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 23:52:19,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 23:52:19,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-03-31 23:52:19,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-31 23:52:20,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 23:52:20,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 23:52:20,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 23:52:20,232 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 23:52:20,233 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 23:52:20,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2023-03-31 23:52:21,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 23:52:21,722 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 23:52:21,723 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2023-03-31 23:52:21,731 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe0c0e662/b3779895829c4080add390a107a71cd6/FLAGb17e70822 [2023-03-31 23:52:21,742 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe0c0e662/b3779895829c4080add390a107a71cd6 [2023-03-31 23:52:21,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 23:52:21,745 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 23:52:21,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 23:52:21,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 23:52:21,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 23:52:21,750 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:52:21" (1/1) ... [2023-03-31 23:52:21,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625064cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:21, skipping insertion in model container [2023-03-31 23:52:21,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 11:52:21" (1/1) ... [2023-03-31 23:52:21,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 23:52:21,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 23:52:21,929 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_product27.cil.c[2141,2154] [2023-03-31 23:52:22,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:52:22,074 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 23:52:22,096 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_product27.cil.c[2141,2154] [2023-03-31 23:52:22,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 23:52:22,176 INFO L208 MainTranslator]: Completed translation [2023-03-31 23:52:22,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22 WrapperNode [2023-03-31 23:52:22,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 23:52:22,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 23:52:22,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 23:52:22,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 23:52:22,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,245 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 23:52:22,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 23:52:22,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 23:52:22,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 23:52:22,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (1/1) ... [2023-03-31 23:52:22,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 23:52:22,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 23:52:22,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 23:52:22,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 23:52:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 23:52:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 23:52:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2023-03-31 23:52:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 23:52:22,331 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2023-03-31 23:52:22,331 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-03-31 23:52:22,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2023-03-31 23:52:22,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-03-31 23:52:22,334 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-03-31 23:52:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-03-31 23:52:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2023-03-31 23:52:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2023-03-31 23:52:22,335 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 23:52:22,335 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-03-31 23:52:22,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2023-03-31 23:52:22,337 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 23:52:22,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2023-03-31 23:52:22,339 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 23:52:22,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 23:52:22,559 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 23:52:22,576 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 23:52:23,095 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 23:52:23,211 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 23:52:23,212 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-31 23:52:23,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:52:23 BoogieIcfgContainer [2023-03-31 23:52:23,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 23:52:23,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 23:52:23,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 23:52:23,221 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 23:52:23,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 11:52:21" (1/3) ... [2023-03-31 23:52:23,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c2c97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:52:23, skipping insertion in model container [2023-03-31 23:52:23,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 11:52:22" (2/3) ... [2023-03-31 23:52:23,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c2c97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 11:52:23, skipping insertion in model container [2023-03-31 23:52:23,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 11:52:23" (3/3) ... [2023-03-31 23:52:23,224 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product27.cil.c [2023-03-31 23:52:23,240 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 23:52:23,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 23:52:23,295 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 23:52:23,304 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;@34d8d3cf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-31 23:52:23,305 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 23:52:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 63 states have (on average 1.2857142857142858) internal successors, (81), 76 states have internal predecessors, (81), 43 states have call successors, (43), 26 states have call predecessors, (43), 26 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2023-03-31 23:52:23,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-03-31 23:52:23,319 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:52:23,319 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] [2023-03-31 23:52:23,320 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:52:23,327 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:52:23,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1338953103, now seen corresponding path program 1 times [2023-03-31 23:52:23,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:52:23,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733178944] [2023-03-31 23:52:23,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:52:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:52:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:52:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 23:52:23,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:52:23,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733178944] [2023-03-31 23:52:23,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733178944] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:52:23,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:52:23,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-03-31 23:52:23,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262184920] [2023-03-31 23:52:23,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:52:23,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-03-31 23:52:23,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:52:23,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-03-31 23:52:23,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-03-31 23:52:23,632 INFO L87 Difference]: Start difference. First operand has 137 states, 63 states have (on average 1.2857142857142858) internal successors, (81), 76 states have internal predecessors, (81), 43 states have call successors, (43), 26 states have call predecessors, (43), 26 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) 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) [2023-03-31 23:52:23,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:52:23,705 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2023-03-31 23:52:23,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-03-31 23:52:23,707 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 [2023-03-31 23:52:23,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:52:23,715 INFO L225 Difference]: With dead ends: 189 [2023-03-31 23:52:23,715 INFO L226 Difference]: Without dead ends: 95 [2023-03-31 23:52:23,719 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 [2023-03-31 23:52:23,722 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-03-31 23:52:23,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-03-31 23:52:23,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-03-31 23:52:23,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-03-31 23:52:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 49 states have (on average 1.2448979591836735) internal successors, (61), 58 states have internal predecessors, (61), 27 states have call successors, (27), 23 states have call predecessors, (27), 18 states have return successors, (22), 20 states have call predecessors, (22), 22 states have call successors, (22) [2023-03-31 23:52:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2023-03-31 23:52:23,784 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 42 [2023-03-31 23:52:23,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:52:23,786 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2023-03-31 23:52:23,786 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) [2023-03-31 23:52:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2023-03-31 23:52:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-03-31 23:52:23,791 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:52:23,792 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] [2023-03-31 23:52:23,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 23:52:23,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:52:23,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:52:23,793 INFO L85 PathProgramCache]: Analyzing trace with hash 10399419, now seen corresponding path program 1 times [2023-03-31 23:52:23,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:52:23,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418042144] [2023-03-31 23:52:23,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:52:23,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:52:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:52:23,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 23:52:23,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:52:23,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418042144] [2023-03-31 23:52:23,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418042144] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:52:23,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:52:23,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-03-31 23:52:23,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135113574] [2023-03-31 23:52:23,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:52:23,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-03-31 23:52:23,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:52:23,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-03-31 23:52:23,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-03-31 23:52:23,911 INFO L87 Difference]: Start difference. First operand 95 states and 110 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) [2023-03-31 23:52:23,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:52:23,963 INFO L93 Difference]: Finished difference Result 140 states and 160 transitions. [2023-03-31 23:52:23,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-03-31 23:52:23,964 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 [2023-03-31 23:52:23,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:52:23,967 INFO L225 Difference]: With dead ends: 140 [2023-03-31 23:52:23,967 INFO L226 Difference]: Without dead ends: 87 [2023-03-31 23:52:23,971 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 [2023-03-31 23:52:23,973 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 11 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-03-31 23:52:23,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 158 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-03-31 23:52:23,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-03-31 23:52:23,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-03-31 23:52:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 44 states have (on average 1.25) internal successors, (55), 53 states have internal predecessors, (55), 24 states have call successors, (24), 22 states have call predecessors, (24), 18 states have return successors, (20), 18 states have call predecessors, (20), 20 states have call successors, (20) [2023-03-31 23:52:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2023-03-31 23:52:23,982 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 43 [2023-03-31 23:52:23,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:52:23,983 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2023-03-31 23:52:23,983 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) [2023-03-31 23:52:23,983 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2023-03-31 23:52:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-03-31 23:52:23,984 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:52:23,986 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] [2023-03-31 23:52:23,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 23:52:23,986 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:52:23,986 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:52:23,987 INFO L85 PathProgramCache]: Analyzing trace with hash 180719660, now seen corresponding path program 1 times [2023-03-31 23:52:23,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:52:23,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134684789] [2023-03-31 23:52:23,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:52:23,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:52:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:52:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 23:52:24,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:52:24,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134684789] [2023-03-31 23:52:24,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134684789] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:52:24,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:52:24,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-03-31 23:52:24,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494658767] [2023-03-31 23:52:24,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:52:24,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-31 23:52:24,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:52:24,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-31 23:52:24,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-03-31 23:52:24,210 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand has 7 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) [2023-03-31 23:52:24,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:52:24,511 INFO L93 Difference]: Finished difference Result 261 states and 310 transitions. [2023-03-31 23:52:24,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-03-31 23:52:24,512 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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 46 [2023-03-31 23:52:24,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:52:24,516 INFO L225 Difference]: With dead ends: 261 [2023-03-31 23:52:24,516 INFO L226 Difference]: Without dead ends: 196 [2023-03-31 23:52:24,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-03-31 23:52:24,525 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 151 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-03-31 23:52:24,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 444 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-03-31 23:52:24,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-03-31 23:52:24,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 188. [2023-03-31 23:52:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 101 states have (on average 1.2871287128712872) internal successors, (130), 119 states have internal predecessors, (130), 48 states have call successors, (48), 44 states have call predecessors, (48), 38 states have return successors, (45), 36 states have call predecessors, (45), 44 states have call successors, (45) [2023-03-31 23:52:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 223 transitions. [2023-03-31 23:52:24,551 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 223 transitions. Word has length 46 [2023-03-31 23:52:24,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:52:24,551 INFO L495 AbstractCegarLoop]: Abstraction has 188 states and 223 transitions. [2023-03-31 23:52:24,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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) [2023-03-31 23:52:24,552 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 223 transitions. [2023-03-31 23:52:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-03-31 23:52:24,553 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 23:52:24,553 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, 1, 1, 1, 1] [2023-03-31 23:52:24,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-03-31 23:52:24,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 23:52:24,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 23:52:24,554 INFO L85 PathProgramCache]: Analyzing trace with hash -948435880, now seen corresponding path program 1 times [2023-03-31 23:52:24,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-03-31 23:52:24,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529378979] [2023-03-31 23:52:24,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 23:52:24,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 23:52:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 23:52:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 23:52:24,777 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-03-31 23:52:24,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529378979] [2023-03-31 23:52:24,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529378979] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 23:52:24,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 23:52:24,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-03-31 23:52:24,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041237303] [2023-03-31 23:52:24,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 23:52:24,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-03-31 23:52:24,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-03-31 23:52:24,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-03-31 23:52:24,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-03-31 23:52:24,779 INFO L87 Difference]: Start difference. First operand 188 states and 223 transitions. Second operand has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 3 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-03-31 23:52:24,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 23:52:24,972 INFO L93 Difference]: Finished difference Result 317 states and 391 transitions. [2023-03-31 23:52:24,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-03-31 23:52:24,972 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 3 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2023-03-31 23:52:24,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 23:52:24,976 INFO L225 Difference]: With dead ends: 317 [2023-03-31 23:52:24,976 INFO L226 Difference]: Without dead ends: 0 [2023-03-31 23:52:24,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-03-31 23:52:24,983 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 65 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-03-31 23:52:24,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 130 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-03-31 23:52:24,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-03-31 23:52:24,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-03-31 23:52:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-03-31 23:52:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-03-31 23:52:24,986 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2023-03-31 23:52:24,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 23:52:24,987 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-03-31 23:52:24,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.833333333333333) internal successors, (29), 6 states have internal predecessors, (29), 3 states have call successors, (14), 4 states have call predecessors, (14), 4 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-03-31 23:52:24,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-03-31 23:52:24,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-03-31 23:52:24,990 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-31 23:52:24,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-03-31 23:52:24,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-03-31 23:52:25,574 INFO L899 garLoopResultBuilder]: For program point reach_errorEXIT(line 11) no Hoare annotation was computed. [2023-03-31 23:52:25,574 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line 11) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 406) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L396-2(lines 396 417) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 371 426) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_freeEXIT(lines 371 426) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L418(lines 395 419) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L479(lines 452 480) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L472(line 472) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point L472-1(line 472) no Hoare annotation was computed. [2023-03-31 23:52:25,575 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetFINAL(lines 427 486) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 463) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_resetEXIT(lines 427 486) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 427 486) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point L453-2(lines 453 478) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point valid_productEXIT(lines 78 86) no Hoare annotation was computed. [2023-03-31 23:52:25,576 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 78 86) the Hoare annotation is: true [2023-03-31 23:52:25,576 INFO L899 garLoopResultBuilder]: For program point mainEXIT(lines 295 317) no Hoare annotation was computed. [2023-03-31 23:52:25,577 INFO L895 garLoopResultBuilder]: At program point L307(line 307) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 1))) [2023-03-31 23:52:25,577 INFO L895 garLoopResultBuilder]: At program point L307-1(line 307) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= main_~tmp~1 1))) [2023-03-31 23:52:25,577 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 312) no Hoare annotation was computed. [2023-03-31 23:52:25,577 INFO L899 garLoopResultBuilder]: For program point L305-1(lines 305 312) no Hoare annotation was computed. [2023-03-31 23:52:25,577 INFO L899 garLoopResultBuilder]: For program point L303(line 303) no Hoare annotation was computed. [2023-03-31 23:52:25,577 INFO L895 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,577 INFO L895 garLoopResultBuilder]: At program point L301(line 301) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,578 INFO L895 garLoopResultBuilder]: At program point L301-1(line 301) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,578 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 295 317) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point Specification2EXIT(lines 253 276) no Hoare annotation was computed. [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point Specification2FINAL(lines 253 276) no Hoare annotation was computed. [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point L271(line 271) no Hoare annotation was computed. [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point L270(line 270) no Hoare annotation was computed. [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point L269(line 269) no Hoare annotation was computed. [2023-03-31 23:52:25,578 INFO L899 garLoopResultBuilder]: For program point L268(line 268) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L267(line 267) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L266(line 266) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 253 276) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L265(line 265) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L263(line 263) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L262(line 262) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2023-03-31 23:52:25,579 INFO L899 garLoopResultBuilder]: For program point L260(line 260) no Hoare annotation was computed. [2023-03-31 23:52:25,580 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2023-03-31 23:52:25,580 INFO L899 garLoopResultBuilder]: For program point L258(line 258) no Hoare annotation was computed. [2023-03-31 23:52:25,580 INFO L899 garLoopResultBuilder]: For program point stopSystemEXIT(lines 924 938) no Hoare annotation was computed. [2023-03-31 23:52:25,580 INFO L899 garLoopResultBuilder]: For program point L928(lines 928 934) no Hoare annotation was computed. [2023-03-31 23:52:25,580 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 924 938) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= |old(~systemActive~0)| 0) .cse0 (not (= 0 ~systemActive~0))) (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)))) [2023-03-31 23:52:25,580 INFO L895 garLoopResultBuilder]: At program point L930(line 930) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-03-31 23:52:25,580 INFO L902 garLoopResultBuilder]: At program point L912(line 912) the Hoare annotation is: true [2023-03-31 23:52:25,580 INFO L899 garLoopResultBuilder]: For program point L912-1(line 912) no Hoare annotation was computed. [2023-03-31 23:52:25,581 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 905 923) the Hoare annotation is: true [2023-03-31 23:52:25,581 INFO L899 garLoopResultBuilder]: For program point isLowWaterLevelEXIT(lines 905 923) no Hoare annotation was computed. [2023-03-31 23:52:25,581 INFO L899 garLoopResultBuilder]: For program point select_featuresEXIT(lines 64 70) no Hoare annotation was computed. [2023-03-31 23:52:25,581 INFO L902 garLoopResultBuilder]: At program point select_featuresFINAL(lines 64 70) the Hoare annotation is: true [2023-03-31 23:52:25,581 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 638 683) no Hoare annotation was computed. [2023-03-31 23:52:25,581 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argtypeEXIT(lines 638 683) no Hoare annotation was computed. [2023-03-31 23:52:25,581 INFO L895 garLoopResultBuilder]: At program point L800(line 800) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 23:52:25,581 INFO L899 garLoopResultBuilder]: For program point L798(lines 798 806) no Hoare annotation was computed. [2023-03-31 23:52:25,582 INFO L895 garLoopResultBuilder]: At program point L796(line 796) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 23:52:25,582 INFO L899 garLoopResultBuilder]: For program point L796-1(line 796) no Hoare annotation was computed. [2023-03-31 23:52:25,582 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 811) no Hoare annotation was computed. [2023-03-31 23:52:25,582 INFO L899 garLoopResultBuilder]: For program point processEnvironmentEXIT(lines 790 814) no Hoare annotation was computed. [2023-03-31 23:52:25,582 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 790 814) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 23:52:25,582 INFO L895 garLoopResultBuilder]: At program point L809(line 809) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2023-03-31 23:52:25,582 INFO L899 garLoopResultBuilder]: For program point L809-1(lines 790 814) no Hoare annotation was computed. [2023-03-31 23:52:25,582 INFO L895 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2023-03-31 23:52:25,582 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 782 788) no Hoare annotation was computed. [2023-03-31 23:52:25,583 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 782 788) the Hoare annotation is: true [2023-03-31 23:52:25,583 INFO L899 garLoopResultBuilder]: For program point L706-1(lines 706 712) no Hoare annotation was computed. [2023-03-31 23:52:25,583 INFO L899 garLoopResultBuilder]: For program point testFINAL(lines 686 751) no Hoare annotation was computed. [2023-03-31 23:52:25,583 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 686 751) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,583 INFO L895 garLoopResultBuilder]: At program point L744(lines 695 745) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,583 INFO L895 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,583 INFO L899 garLoopResultBuilder]: For program point L732(lines 732 738) no Hoare annotation was computed. [2023-03-31 23:52:25,583 INFO L895 garLoopResultBuilder]: At program point L732-1(lines 726 739) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,583 INFO L899 garLoopResultBuilder]: For program point L697(lines 696 743) no Hoare annotation was computed. [2023-03-31 23:52:25,583 INFO L899 garLoopResultBuilder]: For program point L726(lines 726 739) no Hoare annotation was computed. [2023-03-31 23:52:25,584 INFO L895 garLoopResultBuilder]: At program point L718(line 718) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,584 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2023-03-31 23:52:25,584 INFO L899 garLoopResultBuilder]: For program point L716-1(lines 716 722) no Hoare annotation was computed. [2023-03-31 23:52:25,584 INFO L895 garLoopResultBuilder]: At program point L741(lines 696 743) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,584 INFO L895 garLoopResultBuilder]: At program point L708(line 708) the Hoare annotation is: (or (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1))) [2023-03-31 23:52:25,584 INFO L899 garLoopResultBuilder]: For program point testEXIT(lines 686 751) no Hoare annotation was computed. [2023-03-31 23:52:25,584 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 712) no Hoare annotation was computed. [2023-03-31 23:52:25,584 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 815 822) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 815 822) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 183 191) the Hoare annotation is: true [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point isLowWaterSensorDryEXIT(lines 183 191) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 151 173) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point printEnvironmentEXIT(lines 151 173) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 837) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point L829(line 829) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point L829-1(line 829) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point activatePumpEXIT(lines 824 840) no Hoare annotation was computed. [2023-03-31 23:52:25,585 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 824 840) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point L835(line 835) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point L835-1(lines 824 840) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 174 182) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point getWaterLevelEXIT(lines 174 182) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 142 150) the Hoare annotation is: true [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 142 150) no Hoare annotation was computed. [2023-03-31 23:52:25,586 INFO L895 garLoopResultBuilder]: At program point L769(lines 769 775) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-03-31 23:52:25,586 INFO L895 garLoopResultBuilder]: At program point L764(line 764) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-03-31 23:52:25,586 INFO L899 garLoopResultBuilder]: For program point L762(lines 761 780) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 758 781) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 758 781) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-03-31 23:52:25,587 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 758 781) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L895 garLoopResultBuilder]: At program point L771(line 771) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-03-31 23:52:25,587 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 222 251) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L902 garLoopResultBuilder]: At program point L247(lines 222 251) the Hoare annotation is: true [2023-03-31 23:52:25,587 INFO L899 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 240) no Hoare annotation was computed. [2023-03-31 23:52:25,587 INFO L902 garLoopResultBuilder]: At program point L236-1(lines 236 240) the Hoare annotation is: true [2023-03-31 23:52:25,587 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 251) the Hoare annotation is: true [2023-03-31 23:52:25,588 INFO L902 garLoopResultBuilder]: At program point L232-2(lines 232 246) the Hoare annotation is: true [2023-03-31 23:52:25,588 INFO L902 garLoopResultBuilder]: At program point L228(line 228) the Hoare annotation is: true [2023-03-31 23:52:25,588 INFO L899 garLoopResultBuilder]: For program point L228-1(line 228) no Hoare annotation was computed. [2023-03-31 23:52:25,588 INFO L899 garLoopResultBuilder]: For program point lowerWaterLevelEXIT(lines 106 117) no Hoare annotation was computed. [2023-03-31 23:52:25,588 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 106 117) the Hoare annotation is: true [2023-03-31 23:52:25,588 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 118 129) no Hoare annotation was computed. [2023-03-31 23:52:25,588 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 118 129) the Hoare annotation is: true [2023-03-31 23:52:25,588 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 88 95) the Hoare annotation is: true [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point __automaton_failEXIT(lines 88 95) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L902 garLoopResultBuilder]: At program point select_helpersFINAL(lines 71 77) the Hoare annotation is: true [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point select_helpersEXIT(lines 71 77) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 860 868) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 860 868) the Hoare annotation is: true [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 869 904) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point L899(line 899) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point printPumpEXIT(lines 869 904) no Hoare annotation was computed. [2023-03-31 23:52:25,589 INFO L899 garLoopResultBuilder]: For program point L899-1(line 899) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point __utac__exception__cf_handler_setEXIT(lines 325 370) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 325 370) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point runTestEXIT(lines 285 294) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 285 294) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~systemActive~0)| 1)) (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0))) [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point runTestFINAL(lines 285 294) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 849 859) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 849 859) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point L854(line 854) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point L854-1(line 854) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 841 848) no Hoare annotation was computed. [2023-03-31 23:52:25,590 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 841 848) the Hoare annotation is: true [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point __utac__get_this_argEXIT(lines 592 637) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 592 637) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 54 63) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point select_oneEXIT(lines 54 63) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L539(lines 538 558) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L570(line 570) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L570-1(line 570) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L535(lines 535 576) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L554(line 554) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(lines 489 591) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point L554-1(line 554) no Hoare annotation was computed. [2023-03-31 23:52:25,591 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtFINAL(lines 489 591) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point L513(lines 513 517) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point L538-2(lines 538 558) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point __utac__error_stack_mgtEXIT(lines 489 591) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point L559(lines 537 560) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 534) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 130 141) the Hoare annotation is: true [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 130 141) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2023-03-31 23:52:25,592 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point setupEXIT(lines 277 283) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L902 garLoopResultBuilder]: At program point setupFINAL(lines 277 283) the Hoare annotation is: true [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L895 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point __utac_acc__Specification1_spec__1EXIT(lines 194 218) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L895 garLoopResultBuilder]: At program point L208(line 208) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point L206(lines 206 212) no Hoare annotation was computed. [2023-03-31 23:52:25,593 INFO L902 garLoopResultBuilder]: At program point L204(line 204) the Hoare annotation is: true [2023-03-31 23:52:25,593 INFO L899 garLoopResultBuilder]: For program point L204-1(line 204) no Hoare annotation was computed. [2023-03-31 23:52:25,594 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 215) no Hoare annotation was computed. [2023-03-31 23:52:25,594 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 194 218) the Hoare annotation is: true [2023-03-31 23:52:25,594 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 194 218) no Hoare annotation was computed. [2023-03-31 23:52:25,594 INFO L902 garLoopResultBuilder]: At program point L200(line 200) the Hoare annotation is: true [2023-03-31 23:52:25,594 INFO L899 garLoopResultBuilder]: For program point L200-1(line 200) no Hoare annotation was computed. [2023-03-31 23:52:25,597 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-03-31 23:52:25,598 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-31 23:52:25,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.03 11:52:25 BoogieIcfgContainer [2023-03-31 23:52:25,609 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-31 23:52:25,609 INFO L158 Benchmark]: Toolchain (without parser) took 3864.44ms. Allocated memory is still 247.5MB. Free memory was 194.3MB in the beginning and 89.2MB in the end (delta: 105.1MB). Peak memory consumption was 106.1MB. Max. memory is 8.0GB. [2023-03-31 23:52:25,610 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 205.5MB. Free memory is still 152.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 23:52:25,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.04ms. Allocated memory is still 247.5MB. Free memory was 194.3MB in the beginning and 175.9MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-03-31 23:52:25,610 INFO L158 Benchmark]: Boogie Preprocessor took 74.37ms. Allocated memory is still 247.5MB. Free memory was 175.9MB in the beginning and 172.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-03-31 23:52:25,610 INFO L158 Benchmark]: RCFGBuilder took 962.50ms. Allocated memory is still 247.5MB. Free memory was 172.2MB in the beginning and 187.6MB in the end (delta: -15.4MB). Peak memory consumption was 41.8MB. Max. memory is 8.0GB. [2023-03-31 23:52:25,611 INFO L158 Benchmark]: TraceAbstraction took 2391.38ms. Allocated memory is still 247.5MB. Free memory was 187.1MB in the beginning and 89.2MB in the end (delta: 97.9MB). Peak memory consumption was 97.9MB. Max. memory is 8.0GB. [2023-03-31 23:52:25,612 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 205.5MB. Free memory is still 152.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 431.04ms. Allocated memory is still 247.5MB. Free memory was 194.3MB in the beginning and 175.9MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * Boogie Preprocessor took 74.37ms. Allocated memory is still 247.5MB. Free memory was 175.9MB in the beginning and 172.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 962.50ms. Allocated memory is still 247.5MB. Free memory was 172.2MB in the beginning and 187.6MB in the end (delta: -15.4MB). Peak memory consumption was 41.8MB. Max. memory is 8.0GB. * TraceAbstraction took 2391.38ms. Allocated memory is still 247.5MB. Free memory was 187.1MB in the beginning and 89.2MB in the end (delta: 97.9MB). Peak memory consumption was 97.9MB. 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: 92]: 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 40 procedures, 182 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 232 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 227 mSDsluCounter, 839 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 507 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 419 IncrementalHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 332 mSDtfsCounter, 419 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 247 PreInvPairs, 270 NumberOfFragments, 377 HoareAnnotationTreeSize, 247 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 787 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 182 NumberOfCodeBlocks, 182 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 695]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(\old(systemActive) == 1) - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) || !(\old(pumpRunning) == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-03-31 23:52:25,634 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...