java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:21:19,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:21:19,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:21:19,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:21:19,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:21:19,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:21:19,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:21:19,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:21:19,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:21:19,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:21:19,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:21:19,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:21:19,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:21:19,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:21:19,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:21:19,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:21:19,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:21:19,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:21:19,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:21:19,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:21:19,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:21:19,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:21:19,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:21:19,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:21:19,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:21:19,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:21:19,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:21:19,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:21:19,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:21:19,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:21:19,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:21:19,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:21:19,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:21:19,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:21:19,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:21:19,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:21:19,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:21:19,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:21:19,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:21:19,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:21:19,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:21:19,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:21:19,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:21:19,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:21:19,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:21:19,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:21:19,989 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:21:19,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:21:19,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:21:19,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:21:19,990 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:21:19,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:21:19,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:21:19,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:21:19,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:21:19,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:21:19,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:21:19,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:21:19,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:21:19,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:21:19,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:21:19,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:21:19,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:21:19,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:19,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:21:19,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:21:19,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:21:19,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:21:19,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:21:19,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:21:19,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:21:20,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:21:20,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:21:20,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:21:20,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:21:20,351 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:21:20,352 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-10-15 01:21:20,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb640aa6/8206d9a228584d03a6f5614b827be198/FLAGb8de222cf [2019-10-15 01:21:21,008 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:21:21,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product06.cil.c [2019-10-15 01:21:21,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb640aa6/8206d9a228584d03a6f5614b827be198/FLAGb8de222cf [2019-10-15 01:21:21,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb640aa6/8206d9a228584d03a6f5614b827be198 [2019-10-15 01:21:21,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:21:21,349 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:21:21,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:21,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:21:21,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:21:21,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:21" (1/1) ... [2019-10-15 01:21:21,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2600d3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:21, skipping insertion in model container [2019-10-15 01:21:21,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:21" (1/1) ... [2019-10-15 01:21:21,372 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:21:21,442 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:21:21,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:21,888 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:21:21,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:22,016 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:21:22,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22 WrapperNode [2019-10-15 01:21:22,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:22,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:21:22,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:21:22,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:21:22,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... [2019-10-15 01:21:22,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:21:22,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:21:22,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:21:22,186 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:21:22,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:21:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:21:22,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:22,276 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:21:22,276 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:21:22,277 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:21:22,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:21:22,278 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:21:22,278 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:21:22,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:21:22,279 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:21:22,280 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:21:22,280 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:21:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:21:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:21:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:21:22,284 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:21:22,284 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:21:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:21:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:21:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:21:22,285 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:21:22,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:22,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:21:22,288 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:21:22,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:21:22,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:21:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:21:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:21:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:21:22,289 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:21:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:21:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:21:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:21:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:21:22,290 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:21:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:21:22,291 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:21:22,292 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:22,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:21:22,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:21:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:21:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:21:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:21:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:21:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:21:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:21:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:21:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:21:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:21:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:21:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:21:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:21:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:21:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:21:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:21:23,380 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:21:23,381 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:21:23,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:23 BoogieIcfgContainer [2019-10-15 01:21:23,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:21:23,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:21:23,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:21:23,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:21:23,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:21:21" (1/3) ... [2019-10-15 01:21:23,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fede64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:23, skipping insertion in model container [2019-10-15 01:21:23,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:22" (2/3) ... [2019-10-15 01:21:23,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fede64e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:23, skipping insertion in model container [2019-10-15 01:21:23,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:23" (3/3) ... [2019-10-15 01:21:23,391 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product06.cil.c [2019-10-15 01:21:23,401 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:21:23,411 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:21:23,423 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:21:23,455 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:21:23,456 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:21:23,456 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:21:23,456 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:21:23,456 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:21:23,456 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:21:23,456 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:21:23,457 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:21:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2019-10-15 01:21:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-15 01:21:23,488 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:23,489 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:23,491 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:23,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:23,497 INFO L82 PathProgramCache]: Analyzing trace with hash -386744828, now seen corresponding path program 1 times [2019-10-15 01:21:23,506 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:23,506 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110611867] [2019-10-15 01:21:23,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:23,507 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:23,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:23,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:23,877 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110611867] [2019-10-15 01:21:23,878 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:23,879 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:21:23,880 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288688991] [2019-10-15 01:21:23,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:21:23,887 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:23,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:21:23,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:23,905 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2019-10-15 01:21:23,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:23,951 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2019-10-15 01:21:23,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:21:23,953 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-15 01:21:23,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:23,967 INFO L225 Difference]: With dead ends: 228 [2019-10-15 01:21:23,967 INFO L226 Difference]: Without dead ends: 116 [2019-10-15 01:21:23,972 INFO L600 BasicCegarLoop]: 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 [2019-10-15 01:21:23,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-10-15 01:21:24,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2019-10-15 01:21:24,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-15 01:21:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2019-10-15 01:21:24,029 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 59 [2019-10-15 01:21:24,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:24,030 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2019-10-15 01:21:24,030 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:21:24,030 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2019-10-15 01:21:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-15 01:21:24,034 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:24,034 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:24,035 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:24,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:24,035 INFO L82 PathProgramCache]: Analyzing trace with hash 681953817, now seen corresponding path program 1 times [2019-10-15 01:21:24,035 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:24,036 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430196618] [2019-10-15 01:21:24,036 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,036 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:24,208 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430196618] [2019-10-15 01:21:24,208 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:24,208 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:21:24,208 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971484471] [2019-10-15 01:21:24,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:21:24,212 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:24,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:21:24,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:24,213 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand 3 states. [2019-10-15 01:21:24,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:24,251 INFO L93 Difference]: Finished difference Result 173 states and 199 transitions. [2019-10-15 01:21:24,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:21:24,258 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-15 01:21:24,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:24,261 INFO L225 Difference]: With dead ends: 173 [2019-10-15 01:21:24,261 INFO L226 Difference]: Without dead ends: 107 [2019-10-15 01:21:24,262 INFO L600 BasicCegarLoop]: 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 [2019-10-15 01:21:24,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-15 01:21:24,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-15 01:21:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-15 01:21:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 122 transitions. [2019-10-15 01:21:24,278 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 122 transitions. Word has length 60 [2019-10-15 01:21:24,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:24,278 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 122 transitions. [2019-10-15 01:21:24,278 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:21:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 122 transitions. [2019-10-15 01:21:24,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-15 01:21:24,282 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:24,282 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:24,282 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:24,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:24,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1283819914, now seen corresponding path program 1 times [2019-10-15 01:21:24,285 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:24,285 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021249404] [2019-10-15 01:21:24,285 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,285 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,285 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:24,466 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021249404] [2019-10-15 01:21:24,466 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:24,466 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:21:24,466 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590454311] [2019-10-15 01:21:24,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:21:24,467 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:24,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:21:24,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:21:24,468 INFO L87 Difference]: Start difference. First operand 107 states and 122 transitions. Second operand 7 states. [2019-10-15 01:21:24,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:24,797 INFO L93 Difference]: Finished difference Result 186 states and 217 transitions. [2019-10-15 01:21:24,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:21:24,801 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-10-15 01:21:24,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:24,804 INFO L225 Difference]: With dead ends: 186 [2019-10-15 01:21:24,804 INFO L226 Difference]: Without dead ends: 107 [2019-10-15 01:21:24,808 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:21:24,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-15 01:21:24,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-15 01:21:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-15 01:21:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 121 transitions. [2019-10-15 01:21:24,832 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 121 transitions. Word has length 65 [2019-10-15 01:21:24,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:24,836 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 121 transitions. [2019-10-15 01:21:24,836 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:21:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 121 transitions. [2019-10-15 01:21:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-15 01:21:24,840 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:24,840 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:24,841 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:24,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:24,841 INFO L82 PathProgramCache]: Analyzing trace with hash -305681929, now seen corresponding path program 1 times [2019-10-15 01:21:24,841 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:24,841 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185111991] [2019-10-15 01:21:24,842 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,842 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:24,842 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:24,994 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:21:24,995 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185111991] [2019-10-15 01:21:24,995 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:24,995 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:21:24,996 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120118516] [2019-10-15 01:21:24,996 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:21:24,997 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:24,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:21:24,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:21:24,997 INFO L87 Difference]: Start difference. First operand 107 states and 121 transitions. Second operand 7 states. [2019-10-15 01:21:25,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:25,423 INFO L93 Difference]: Finished difference Result 164 states and 192 transitions. [2019-10-15 01:21:25,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:21:25,425 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2019-10-15 01:21:25,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:25,426 INFO L225 Difference]: With dead ends: 164 [2019-10-15 01:21:25,426 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:21:25,431 INFO L600 BasicCegarLoop]: 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 [2019-10-15 01:21:25,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:21:25,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:21:25,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:21:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:21:25,437 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2019-10-15 01:21:25,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:25,437 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:21:25,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:21:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:21:25,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:21:25,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:21:25,972 INFO L443 ceAbstractionStarter]: For program point L609-2(lines 609 630) no Hoare annotation was computed. [2019-10-15 01:21:25,972 INFO L443 ceAbstractionStarter]: For program point L631(lines 608 632) no Hoare annotation was computed. [2019-10-15 01:21:25,972 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 584 639) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 619) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 584 639) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 584 639) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point L672(lines 672 676) no Hoare annotation was computed. [2019-10-15 01:21:25,973 INFO L443 ceAbstractionStarter]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point L667(line 667) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point L666-2(lines 666 691) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 640 699) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point L692(lines 665 693) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 640 699) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-10-15 01:21:25,974 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 640 699) no Hoare annotation was computed. [2019-10-15 01:21:25,975 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2019-10-15 01:21:25,975 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2019-10-15 01:21:25,975 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-15 01:21:25,975 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2019-10-15 01:21:25,975 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2019-10-15 01:21:25,975 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 484 491) the Hoare annotation is: true [2019-10-15 01:21:25,976 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 484 491) no Hoare annotation was computed. [2019-10-15 01:21:25,976 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 484 491) no Hoare annotation was computed. [2019-10-15 01:21:25,976 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-15 01:21:25,976 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 492 501) the Hoare annotation is: true [2019-10-15 01:21:25,976 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 492 501) no Hoare annotation was computed. [2019-10-15 01:21:25,992 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 492 501) no Hoare annotation was computed. [2019-10-15 01:21:25,992 INFO L446 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: true [2019-10-15 01:21:25,993 INFO L443 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2019-10-15 01:21:25,993 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 527) no Hoare annotation was computed. [2019-10-15 01:21:25,993 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 502 530) no Hoare annotation was computed. [2019-10-15 01:21:25,993 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-10-15 01:21:25,993 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-10-15 01:21:25,993 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 502 530) the Hoare annotation is: true [2019-10-15 01:21:25,993 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 502 530) no Hoare annotation was computed. [2019-10-15 01:21:25,994 INFO L439 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 01:21:25,994 INFO L443 ceAbstractionStarter]: For program point L515(lines 515 521) no Hoare annotation was computed. [2019-10-15 01:21:25,994 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 524) no Hoare annotation was computed. [2019-10-15 01:21:25,994 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 458 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:25,994 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 458 480) no Hoare annotation was computed. [2019-10-15 01:21:25,995 INFO L439 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~2 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:21:25,995 INFO L439 ceAbstractionStarter]: At program point L470-1(line 470) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~2 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:21:25,995 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 475) no Hoare annotation was computed. [2019-10-15 01:21:25,995 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 468 475) no Hoare annotation was computed. [2019-10-15 01:21:25,995 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-15 01:21:25,995 INFO L439 ceAbstractionStarter]: At program point L465(line 465) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:25,996 INFO L439 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:25,996 INFO L439 ceAbstractionStarter]: At program point L464-1(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:25,996 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 458 480) no Hoare annotation was computed. [2019-10-15 01:21:25,996 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 415 438) no Hoare annotation was computed. [2019-10-15 01:21:25,996 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 415 438) no Hoare annotation was computed. [2019-10-15 01:21:25,996 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 415 438) no Hoare annotation was computed. [2019-10-15 01:21:25,996 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L432(line 432) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-15 01:21:25,997 INFO L443 ceAbstractionStarter]: For program point L426(line 426) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point L420(line 420) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 330 338) no Hoare annotation was computed. [2019-10-15 01:21:25,998 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 330 338) the Hoare annotation is: true [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 330 338) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point L346(lines 346 354) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point L346-2(lines 346 354) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 339 374) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 339 374) no Hoare annotation was computed. [2019-10-15 01:21:25,999 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 366) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point L358-2(lines 358 366) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 339 374) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 538 583) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 538 583) no Hoare annotation was computed. [2019-10-15 01:21:26,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 538 583) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 885) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point L865-1(lines 865 885) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 851 896) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 851 896) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 878) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 851 896) no Hoare annotation was computed. [2019-10-15 01:21:26,001 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 447 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,002 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 447 457) no Hoare annotation was computed. [2019-10-15 01:21:26,002 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 447 457) no Hoare annotation was computed. [2019-10-15 01:21:26,002 INFO L439 ceAbstractionStarter]: At program point L452(line 452) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,002 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 319 329) the Hoare annotation is: true [2019-10-15 01:21:26,002 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 319 329) no Hoare annotation was computed. [2019-10-15 01:21:26,002 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 319 329) no Hoare annotation was computed. [2019-10-15 01:21:26,002 INFO L446 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: true [2019-10-15 01:21:26,003 INFO L443 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2019-10-15 01:21:26,003 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 311 318) the Hoare annotation is: true [2019-10-15 01:21:26,003 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 311 318) no Hoare annotation was computed. [2019-10-15 01:21:26,003 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 311 318) no Hoare annotation was computed. [2019-10-15 01:21:26,003 INFO L439 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,003 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 294) no Hoare annotation was computed. [2019-10-15 01:21:26,003 INFO L439 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,003 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-10-15 01:21:26,004 INFO L443 ceAbstractionStarter]: For program point L282(lines 282 299) no Hoare annotation was computed. [2019-10-15 01:21:26,004 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 278 302) no Hoare annotation was computed. [2019-10-15 01:21:26,004 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 278 302) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,004 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,004 INFO L443 ceAbstractionStarter]: For program point L297-1(lines 278 302) no Hoare annotation was computed. [2019-10-15 01:21:26,004 INFO L439 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,004 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 270 276) no Hoare annotation was computed. [2019-10-15 01:21:26,005 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 270 276) the Hoare annotation is: true [2019-10-15 01:21:26,005 INFO L439 ceAbstractionStarter]: At program point L225(lines 176 226) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,005 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 167 232) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,005 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 219) no Hoare annotation was computed. [2019-10-15 01:21:26,008 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 167 232) no Hoare annotation was computed. [2019-10-15 01:21:26,008 INFO L439 ceAbstractionStarter]: At program point L215-2(lines 207 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,008 INFO L443 ceAbstractionStarter]: For program point L178(lines 177 224) no Hoare annotation was computed. [2019-10-15 01:21:26,008 INFO L439 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,008 INFO L443 ceAbstractionStarter]: For program point L207(lines 207 220) no Hoare annotation was computed. [2019-10-15 01:21:26,009 INFO L439 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,009 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 203) no Hoare annotation was computed. [2019-10-15 01:21:26,009 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 197 203) no Hoare annotation was computed. [2019-10-15 01:21:26,016 INFO L439 ceAbstractionStarter]: At program point L222(lines 177 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,016 INFO L439 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 193) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point L187-1(lines 187 193) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 183) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 167 232) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 805 850) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 832) no Hoare annotation was computed. [2019-10-15 01:21:26,017 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 805 850) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 839) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point L819-1(lines 819 839) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 805 850) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:21:26,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 130 139) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 130 139) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 130 139) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 702 804) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 747) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point L791(lines 791 798) no Hoare annotation was computed. [2019-10-15 01:21:26,019 INFO L443 ceAbstractionStarter]: For program point L752(lines 751 771) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L783(line 783) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 789) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 702 804) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L767-1(line 767) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 801) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 702 804) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 757) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L751-2(lines 751 771) no Hoare annotation was computed. [2019-10-15 01:21:26,020 INFO L443 ceAbstractionStarter]: For program point L772(lines 750 773) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 303 310) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:21:26,021 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:21:26,022 INFO L439 ceAbstractionStarter]: At program point L257(lines 257 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,022 INFO L439 ceAbstractionStarter]: At program point L252(line 252) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,022 INFO L443 ceAbstractionStarter]: For program point L250(lines 246 268) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point L248(lines 246 268) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 243 269) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 243 269) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 243 269) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L439 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 385 414) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 385 414) the Hoare annotation is: true [2019-10-15 01:21:26,023 INFO L446 ceAbstractionStarter]: At program point L410(lines 385 414) the Hoare annotation is: true [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point L406(line 406) no Hoare annotation was computed. [2019-10-15 01:21:26,023 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 403) no Hoare annotation was computed. [2019-10-15 01:21:26,024 INFO L446 ceAbstractionStarter]: At program point L399-1(lines 399 403) the Hoare annotation is: true [2019-10-15 01:21:26,024 INFO L443 ceAbstractionStarter]: For program point L396(line 396) no Hoare annotation was computed. [2019-10-15 01:21:26,024 INFO L446 ceAbstractionStarter]: At program point L395-2(lines 395 409) the Hoare annotation is: true [2019-10-15 01:21:26,024 INFO L446 ceAbstractionStarter]: At program point L391(line 391) the Hoare annotation is: true [2019-10-15 01:21:26,024 INFO L443 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2019-10-15 01:21:26,024 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-15 01:21:26,024 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:21:26,025 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:21:26,025 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 439 445) no Hoare annotation was computed. [2019-10-15 01:21:26,025 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 439 445) the Hoare annotation is: true [2019-10-15 01:21:26,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,025 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-15 01:21:26,025 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:21:26,025 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-15 01:21:26,026 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-15 01:21:26,026 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 898 905) no Hoare annotation was computed. [2019-10-15 01:21:26,026 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 898 905) the Hoare annotation is: true [2019-10-15 01:21:26,027 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 898 905) no Hoare annotation was computed. [2019-10-15 01:21:26,027 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 902) no Hoare annotation was computed. [2019-10-15 01:21:26,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:21:26 BoogieIcfgContainer [2019-10-15 01:21:26,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:21:26,045 INFO L168 Benchmark]: Toolchain (without parser) took 4695.65 ms. Allocated memory was 144.2 MB in the beginning and 248.5 MB in the end (delta: 104.3 MB). Free memory was 101.2 MB in the beginning and 206.4 MB in the end (delta: -105.1 MB). Peak memory consumption was 123.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,046 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.14 ms. Allocated memory was 144.2 MB in the beginning and 200.3 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 167.4 MB in the end (delta: -66.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,048 INFO L168 Benchmark]: Boogie Preprocessor took 165.63 ms. Allocated memory is still 200.3 MB. Free memory was 167.4 MB in the beginning and 163.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,049 INFO L168 Benchmark]: RCFGBuilder took 1198.99 ms. Allocated memory was 200.3 MB in the beginning and 231.7 MB in the end (delta: 31.5 MB). Free memory was 163.3 MB in the beginning and 197.2 MB in the end (delta: -33.9 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,050 INFO L168 Benchmark]: TraceAbstraction took 2658.21 ms. Allocated memory was 231.7 MB in the beginning and 248.5 MB in the end (delta: 16.8 MB). Free memory was 197.2 MB in the beginning and 206.4 MB in the end (delta: -9.1 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:26,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.14 ms. Allocated memory was 144.2 MB in the beginning and 200.3 MB in the end (delta: 56.1 MB). Free memory was 101.0 MB in the beginning and 167.4 MB in the end (delta: -66.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.63 ms. Allocated memory is still 200.3 MB. Free memory was 167.4 MB in the beginning and 163.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1198.99 ms. Allocated memory was 200.3 MB in the beginning and 231.7 MB in the end (delta: 31.5 MB). Free memory was 163.3 MB in the beginning and 197.2 MB in the end (delta: -33.9 MB). Peak memory consumption was 84.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2658.21 ms. Allocated memory was 231.7 MB in the beginning and 248.5 MB in the end (delta: 16.8 MB). Free memory was 197.2 MB in the beginning and 206.4 MB in the end (delta: -9.1 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 902]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 218 locations, 1 error locations. Result: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 455 SDtfs, 206 SDslu, 471 SDs, 0 SdLazy, 296 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, 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=159occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 407 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 336 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...