/usr/bin/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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:29:45,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:29:45,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:29:45,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:29:45,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:29:45,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:29:45,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:29:45,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:29:45,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:29:45,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:29:45,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:29:45,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:29:45,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:29:45,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:29:45,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:29:45,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:29:45,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:29:45,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:29:45,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:29:45,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:29:45,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:29:45,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:29:45,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:29:45,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:29:45,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:29:45,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:29:45,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:29:45,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:29:45,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:29:45,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:29:45,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:29:45,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:29:45,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:29:45,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:29:45,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:29:45,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:29:45,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:29:45,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:29:45,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:29:45,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:29:45,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:29:45,375 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 [2019-11-07 04:29:45,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:29:45,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:29:45,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:29:45,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:29:45,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:29:45,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:29:45,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:29:45,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:29:45,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:29:45,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:29:45,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:29:45,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:29:45,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:29:45,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:29:45,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:29:45,403 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:29:45,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:29:45,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:29:45,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:29:45,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:29:45,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:29:45,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:29:45,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:29:45,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:29:45,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:29:45,405 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:29:45,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:29:45,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:29:45,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:29:45,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:29:45,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:29:45,692 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:29:45,693 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:29:45,694 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:29:45,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2019-11-07 04:29:45,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891bac3b7/8ecb6c96dbba481497fbcc1f542eb8bf/FLAGfd1ef174a [2019-11-07 04:29:46,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:29:46,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product06.cil.c [2019-11-07 04:29:46,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891bac3b7/8ecb6c96dbba481497fbcc1f542eb8bf/FLAGfd1ef174a [2019-11-07 04:29:46,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/891bac3b7/8ecb6c96dbba481497fbcc1f542eb8bf [2019-11-07 04:29:46,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:29:46,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:29:46,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:46,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:29:46,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:29:46,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:46" (1/1) ... [2019-11-07 04:29:46,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d6f478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:46, skipping insertion in model container [2019-11-07 04:29:46,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:29:46" (1/1) ... [2019-11-07 04:29:46,646 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:29:46,699 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:29:47,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:47,170 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:29:47,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:29:47,295 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:29:47,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47 WrapperNode [2019-11-07 04:29:47,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:29:47,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:29:47,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:29:47,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:29:47,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (1/1) ... [2019-11-07 04:29:47,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:29:47,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:29:47,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:29:47,383 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:29:47,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (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 [2019-11-07 04:29:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:29:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:29:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:29:47,463 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:29:47,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:29:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:29:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:29:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 04:29:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 04:29:47,465 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 04:29:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 04:29:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 04:29:47,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 04:29:47,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 04:29:47,467 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 04:29:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 04:29:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 04:29:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 04:29:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 04:29:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 04:29:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 04:29:47,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:29:47,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:29:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:29:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:29:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 04:29:47,472 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 04:29:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:29:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 04:29:47,473 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:29:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:29:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:29:47,473 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 04:29:47,474 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 04:29:47,475 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 04:29:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 04:29:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 04:29:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 04:29:47,476 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 04:29:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 04:29:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 04:29:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:29:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 04:29:47,477 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:29:47,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:29:47,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:29:47,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:29:47,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:29:47,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:29:47,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:29:47,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:29:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:29:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:29:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:29:47,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:29:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:29:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 04:29:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:29:47,482 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 04:29:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:29:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:29:47,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:29:47,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:29:49,037 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:29:49,037 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 04:29:49,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:49 BoogieIcfgContainer [2019-11-07 04:29:49,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:29:49,041 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:29:49,041 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:29:49,044 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:29:49,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:29:46" (1/3) ... [2019-11-07 04:29:49,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fde0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:49, skipping insertion in model container [2019-11-07 04:29:49,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:29:47" (2/3) ... [2019-11-07 04:29:49,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fde0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:29:49, skipping insertion in model container [2019-11-07 04:29:49,047 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:29:49" (3/3) ... [2019-11-07 04:29:49,048 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06.cil.c [2019-11-07 04:29:49,059 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:29:49,068 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:29:49,079 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:29:49,110 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:29:49,110 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:29:49,110 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:29:49,110 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:29:49,111 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:29:49,111 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:29:49,111 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:29:49,111 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:29:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2019-11-07 04:29:49,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 04:29:49,149 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:49,150 INFO L410 BasicCegarLoop]: 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] [2019-11-07 04:29:49,151 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:49,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:49,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1393449428, now seen corresponding path program 1 times [2019-11-07 04:29:49,164 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:49,164 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583641678] [2019-11-07 04:29:49,165 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:49,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:49,501 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583641678] [2019-11-07 04:29:49,502 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:49,502 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:29:49,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381814228] [2019-11-07 04:29:49,509 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:29:49,510 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:49,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:29:49,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:29:49,527 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 2 states. [2019-11-07 04:29:49,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:49,571 INFO L93 Difference]: Finished difference Result 184 states and 225 transitions. [2019-11-07 04:29:49,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:29:49,572 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 04:29:49,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:49,584 INFO L225 Difference]: With dead ends: 184 [2019-11-07 04:29:49,584 INFO L226 Difference]: Without dead ends: 94 [2019-11-07 04:29:49,588 INFO L630 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 [2019-11-07 04:29:49,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2019-11-07 04:29:49,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2019-11-07 04:29:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2019-11-07 04:29:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 108 transitions. [2019-11-07 04:29:49,639 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 108 transitions. Word has length 46 [2019-11-07 04:29:49,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:49,639 INFO L462 AbstractCegarLoop]: Abstraction has 94 states and 108 transitions. [2019-11-07 04:29:49,639 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:29:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 108 transitions. [2019-11-07 04:29:49,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 04:29:49,643 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:49,643 INFO L410 BasicCegarLoop]: 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] [2019-11-07 04:29:49,643 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:49,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:49,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1128669494, now seen corresponding path program 1 times [2019-11-07 04:29:49,644 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:49,644 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307148087] [2019-11-07 04:29:49,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:49,770 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307148087] [2019-11-07 04:29:49,770 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:49,770 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:29:49,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892757319] [2019-11-07 04:29:49,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:29:49,774 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:49,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:29:49,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:29:49,775 INFO L87 Difference]: Start difference. First operand 94 states and 108 transitions. Second operand 3 states. [2019-11-07 04:29:49,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:49,815 INFO L93 Difference]: Finished difference Result 138 states and 159 transitions. [2019-11-07 04:29:49,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:29:49,817 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 04:29:49,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:49,820 INFO L225 Difference]: With dead ends: 138 [2019-11-07 04:29:49,820 INFO L226 Difference]: Without dead ends: 86 [2019-11-07 04:29:49,823 INFO L630 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 [2019-11-07 04:29:49,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-11-07 04:29:49,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2019-11-07 04:29:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-11-07 04:29:49,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2019-11-07 04:29:49,851 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 47 [2019-11-07 04:29:49,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:49,852 INFO L462 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2019-11-07 04:29:49,852 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:29:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2019-11-07 04:29:49,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-07 04:29:49,859 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:49,859 INFO L410 BasicCegarLoop]: 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] [2019-11-07 04:29:49,859 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:49,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:49,860 INFO L82 PathProgramCache]: Analyzing trace with hash 70477173, now seen corresponding path program 1 times [2019-11-07 04:29:49,860 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:49,861 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379613256] [2019-11-07 04:29:49,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:50,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:50,131 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379613256] [2019-11-07 04:29:50,131 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:50,131 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:50,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711159137] [2019-11-07 04:29:50,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:50,132 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:50,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:50,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:50,132 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 7 states. [2019-11-07 04:29:50,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:50,446 INFO L93 Difference]: Finished difference Result 147 states and 170 transitions. [2019-11-07 04:29:50,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 04:29:50,448 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-11-07 04:29:50,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:50,449 INFO L225 Difference]: With dead ends: 147 [2019-11-07 04:29:50,451 INFO L226 Difference]: Without dead ends: 86 [2019-11-07 04:29:50,452 INFO L630 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 [2019-11-07 04:29:50,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-11-07 04:29:50,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2019-11-07 04:29:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-11-07 04:29:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 96 transitions. [2019-11-07 04:29:50,469 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 96 transitions. Word has length 50 [2019-11-07 04:29:50,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:50,469 INFO L462 AbstractCegarLoop]: Abstraction has 86 states and 96 transitions. [2019-11-07 04:29:50,469 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2019-11-07 04:29:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-07 04:29:50,471 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:50,471 INFO L410 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:29:50,472 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:50,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:50,472 INFO L82 PathProgramCache]: Analyzing trace with hash -1474149334, now seen corresponding path program 1 times [2019-11-07 04:29:50,472 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:50,473 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385663208] [2019-11-07 04:29:50,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:50,582 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385663208] [2019-11-07 04:29:50,582 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:50,582 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 04:29:50,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880806089] [2019-11-07 04:29:50,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 04:29:50,583 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:50,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 04:29:50,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 04:29:50,584 INFO L87 Difference]: Start difference. First operand 86 states and 96 transitions. Second operand 6 states. [2019-11-07 04:29:50,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:50,778 INFO L93 Difference]: Finished difference Result 200 states and 232 transitions. [2019-11-07 04:29:50,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:50,780 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-11-07 04:29:50,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:50,788 INFO L225 Difference]: With dead ends: 200 [2019-11-07 04:29:50,788 INFO L226 Difference]: Without dead ends: 139 [2019-11-07 04:29:50,790 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 04:29:50,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-11-07 04:29:50,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 135. [2019-11-07 04:29:50,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-11-07 04:29:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 153 transitions. [2019-11-07 04:29:50,831 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 153 transitions. Word has length 58 [2019-11-07 04:29:50,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:50,832 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 153 transitions. [2019-11-07 04:29:50,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 04:29:50,832 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 153 transitions. [2019-11-07 04:29:50,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 04:29:50,835 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:29:50,835 INFO L410 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:29:50,836 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:29:50,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:29:50,836 INFO L82 PathProgramCache]: Analyzing trace with hash 18392129, now seen corresponding path program 1 times [2019-11-07 04:29:50,837 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:29:50,837 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595418906] [2019-11-07 04:29:50,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:29:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:29:50,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:29:50,962 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595418906] [2019-11-07 04:29:50,962 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:29:50,962 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:29:50,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60051468] [2019-11-07 04:29:50,963 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:29:50,963 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:29:50,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:29:50,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:29:50,964 INFO L87 Difference]: Start difference. First operand 135 states and 153 transitions. Second operand 7 states. [2019-11-07 04:29:51,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:29:51,319 INFO L93 Difference]: Finished difference Result 215 states and 250 transitions. [2019-11-07 04:29:51,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 04:29:51,320 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-11-07 04:29:51,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:29:51,321 INFO L225 Difference]: With dead ends: 215 [2019-11-07 04:29:51,321 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 04:29:51,323 INFO L630 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 [2019-11-07 04:29:51,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 04:29:51,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 04:29:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 04:29:51,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 04:29:51,324 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-11-07 04:29:51,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:29:51,324 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 04:29:51,324 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:29:51,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 04:29:51,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 04:29:51,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 04:29:52,096 INFO L443 ceAbstractionStarter]: For program point L503(lines 503 507) no Hoare annotation was computed. [2019-11-07 04:29:52,097 INFO L443 ceAbstractionStarter]: For program point L497-2(lines 497 518) no Hoare annotation was computed. [2019-11-07 04:29:52,097 INFO L443 ceAbstractionStarter]: For program point L519(lines 496 520) no Hoare annotation was computed. [2019-11-07 04:29:52,097 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 472 527) no Hoare annotation was computed. [2019-11-07 04:29:52,097 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 472 527) no Hoare annotation was computed. [2019-11-07 04:29:52,097 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-11-07 04:29:52,098 INFO L443 ceAbstractionStarter]: For program point L573-1(line 573) no Hoare annotation was computed. [2019-11-07 04:29:52,098 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 528 587) no Hoare annotation was computed. [2019-11-07 04:29:52,098 INFO L443 ceAbstractionStarter]: For program point L560(lines 560 564) no Hoare annotation was computed. [2019-11-07 04:29:52,098 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 528 587) no Hoare annotation was computed. [2019-11-07 04:29:52,098 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 528 587) no Hoare annotation was computed. [2019-11-07 04:29:52,099 INFO L443 ceAbstractionStarter]: For program point L554-2(lines 554 579) no Hoare annotation was computed. [2019-11-07 04:29:52,099 INFO L443 ceAbstractionStarter]: For program point L580(lines 553 581) no Hoare annotation was computed. [2019-11-07 04:29:52,099 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-11-07 04:29:52,099 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-11-07 04:29:52,099 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-11-07 04:29:52,099 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-11-07 04:29:52,100 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 868 890) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,100 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 868 890) no Hoare annotation was computed. [2019-11-07 04:29:52,100 INFO L439 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,100 INFO L439 ceAbstractionStarter]: At program point L880-1(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,100 INFO L443 ceAbstractionStarter]: For program point L878(lines 878 885) no Hoare annotation was computed. [2019-11-07 04:29:52,100 INFO L443 ceAbstractionStarter]: For program point L878-1(lines 878 885) no Hoare annotation was computed. [2019-11-07 04:29:52,101 INFO L443 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2019-11-07 04:29:52,101 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,101 INFO L439 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,101 INFO L439 ceAbstractionStarter]: At program point L874-1(line 874) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,101 INFO L443 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 826 849) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 826 849) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 826 849) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2019-11-07 04:29:52,102 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2019-11-07 04:29:52,103 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 245 253) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 245 253) the Hoare annotation is: true [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 254 289) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 254 289) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-11-07 04:29:52,104 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-11-07 04:29:52,104 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 426 471) no Hoare annotation was computed. [2019-11-07 04:29:52,105 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 426 471) no Hoare annotation was computed. [2019-11-07 04:29:52,105 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 739 784) no Hoare annotation was computed. [2019-11-07 04:29:52,105 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 739 784) no Hoare annotation was computed. [2019-11-07 04:29:52,105 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 857 867) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,105 INFO L439 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,105 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 857 867) no Hoare annotation was computed. [2019-11-07 04:29:52,105 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 857 867) no Hoare annotation was computed. [2019-11-07 04:29:52,106 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 234 244) the Hoare annotation is: true [2019-11-07 04:29:52,106 INFO L446 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: true [2019-11-07 04:29:52,106 INFO L443 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2019-11-07 04:29:52,106 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 234 244) no Hoare annotation was computed. [2019-11-07 04:29:52,106 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 226 233) the Hoare annotation is: true [2019-11-07 04:29:52,106 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 226 233) no Hoare annotation was computed. [2019-11-07 04:29:52,106 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 193 217) no Hoare annotation was computed. [2019-11-07 04:29:52,106 INFO L439 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,107 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 193 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,107 INFO L443 ceAbstractionStarter]: For program point L212-1(lines 193 217) no Hoare annotation was computed. [2019-11-07 04:29:52,107 INFO L439 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,107 INFO L439 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,107 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 209) no Hoare annotation was computed. [2019-11-07 04:29:52,107 INFO L439 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,107 INFO L443 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2019-11-07 04:29:52,107 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 214) no Hoare annotation was computed. [2019-11-07 04:29:52,108 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 185 191) no Hoare annotation was computed. [2019-11-07 04:29:52,108 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 185 191) the Hoare annotation is: true [2019-11-07 04:29:52,108 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 83 148) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,108 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 83 148) no Hoare annotation was computed. [2019-11-07 04:29:52,108 INFO L439 ceAbstractionStarter]: At program point L141(lines 92 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,108 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 123 136) 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)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,109 INFO L443 ceAbstractionStarter]: For program point L94(lines 93 140) no Hoare annotation was computed. [2019-11-07 04:29:52,109 INFO L439 ceAbstractionStarter]: At program point L125(line 125) 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)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,109 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 136) no Hoare annotation was computed. [2019-11-07 04:29:52,109 INFO L439 ceAbstractionStarter]: At program point L115(line 115) 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)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,109 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 119) no Hoare annotation was computed. [2019-11-07 04:29:52,109 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 113 119) no Hoare annotation was computed. [2019-11-07 04:29:52,109 INFO L439 ceAbstractionStarter]: At program point L138(lines 93 140) 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)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,109 INFO L439 ceAbstractionStarter]: At program point L105(line 105) 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)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point L103-1(lines 103 109) no Hoare annotation was computed. [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 83 148) no Hoare annotation was computed. [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 693 738) no Hoare annotation was computed. [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 693 738) no Hoare annotation was computed. [2019-11-07 04:29:52,110 INFO L439 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,110 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 409) no Hoare annotation was computed. [2019-11-07 04:29:52,111 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 412) no Hoare annotation was computed. [2019-11-07 04:29:52,111 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 390 418) the Hoare annotation is: true [2019-11-07 04:29:52,111 INFO L439 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 04:29:52,111 INFO L443 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2019-11-07 04:29:52,111 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 415) no Hoare annotation was computed. [2019-11-07 04:29:52,111 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 390 418) no Hoare annotation was computed. [2019-11-07 04:29:52,111 INFO L446 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: true [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 390 418) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 347 369) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 347 369) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 382 389) the Hoare annotation is: true [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 382 389) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-11-07 04:29:52,112 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L640(lines 639 659) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L671(line 671) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 590 692) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L636(lines 636 677) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-11-07 04:29:52,113 INFO L443 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 590 692) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point L639-2(lines 639 659) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point L660(lines 638 661) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 590 692) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 635) no Hoare annotation was computed. [2019-11-07 04:29:52,114 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 04:29:52,114 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 218 225) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 218 225) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 370 378) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 370 378) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 326 337) the Hoare annotation is: true [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 326 337) no Hoare annotation was computed. [2019-11-07 04:29:52,115 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:52,116 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 04:29:52,116 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 161 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,116 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,116 INFO L439 ceAbstractionStarter]: At program point L172(lines 172 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,116 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 161 184) no Hoare annotation was computed. [2019-11-07 04:29:52,116 INFO L439 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-11-07 04:29:52,116 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 161 184) no Hoare annotation was computed. [2019-11-07 04:29:52,117 INFO L443 ceAbstractionStarter]: For program point L165(lines 164 183) no Hoare annotation was computed. [2019-11-07 04:29:52,117 INFO L443 ceAbstractionStarter]: For program point L802-1(line 802) no Hoare annotation was computed. [2019-11-07 04:29:52,117 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 796 825) no Hoare annotation was computed. [2019-11-07 04:29:52,117 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 796 825) the Hoare annotation is: true [2019-11-07 04:29:52,117 INFO L446 ceAbstractionStarter]: At program point L821(lines 796 825) the Hoare annotation is: true [2019-11-07 04:29:52,117 INFO L443 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2019-11-07 04:29:52,117 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 814) no Hoare annotation was computed. [2019-11-07 04:29:52,118 INFO L446 ceAbstractionStarter]: At program point L810-1(lines 810 814) the Hoare annotation is: true [2019-11-07 04:29:52,118 INFO L446 ceAbstractionStarter]: At program point L806-2(lines 806 820) the Hoare annotation is: true [2019-11-07 04:29:52,118 INFO L446 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: true [2019-11-07 04:29:52,118 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 338 346) the Hoare annotation is: true [2019-11-07 04:29:52,118 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 338 346) no Hoare annotation was computed. [2019-11-07 04:29:52,118 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 302 313) the Hoare annotation is: true [2019-11-07 04:29:52,118 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 302 313) no Hoare annotation was computed. [2019-11-07 04:29:52,118 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 850 856) no Hoare annotation was computed. [2019-11-07 04:29:52,119 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 850 856) the Hoare annotation is: true [2019-11-07 04:29:52,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 04:29:52,119 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 04:29:52,119 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 04:29:52,119 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 04:29:52,119 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 290 297) no Hoare annotation was computed. [2019-11-07 04:29:52,119 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 290 297) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-11-07 04:29:52,120 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 314 325) no Hoare annotation was computed. [2019-11-07 04:29:52,120 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 314 325) the Hoare annotation is: true [2019-11-07 04:29:52,120 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 786 793) the Hoare annotation is: true [2019-11-07 04:29:52,120 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2019-11-07 04:29:52,120 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 786 793) no Hoare annotation was computed. [2019-11-07 04:29:52,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 04:29:52 BoogieIcfgContainer [2019-11-07 04:29:52,134 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 04:29:52,137 INFO L168 Benchmark]: Toolchain (without parser) took 5506.28 ms. Allocated memory was 146.3 MB in the beginning and 281.0 MB in the end (delta: 134.7 MB). Free memory was 103.1 MB in the beginning and 230.7 MB in the end (delta: -127.6 MB). Peak memory consumption was 105.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:52,138 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-07 04:29:52,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.15 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 103.1 MB in the beginning and 172.0 MB in the end (delta: -68.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:52,140 INFO L168 Benchmark]: Boogie Preprocessor took 85.63 ms. Allocated memory is still 205.0 MB. Free memory was 172.0 MB in the beginning and 168.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:52,141 INFO L168 Benchmark]: RCFGBuilder took 1657.24 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 168.2 MB in the beginning and 151.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:52,142 INFO L168 Benchmark]: TraceAbstraction took 3093.55 ms. Allocated memory was 234.4 MB in the beginning and 281.0 MB in the end (delta: 46.7 MB). Free memory was 151.3 MB in the beginning and 230.7 MB in the end (delta: -79.4 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. [2019-11-07 04:29:52,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.3 MB. Free memory is still 122.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.15 ms. Allocated memory was 146.3 MB in the beginning and 205.0 MB in the end (delta: 58.7 MB). Free memory was 103.1 MB in the beginning and 172.0 MB in the end (delta: -68.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.63 ms. Allocated memory is still 205.0 MB. Free memory was 172.0 MB in the beginning and 168.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1657.24 ms. Allocated memory was 205.0 MB in the beginning and 234.4 MB in the end (delta: 29.4 MB). Free memory was 168.2 MB in the beginning and 151.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 80.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3093.55 ms. Allocated memory was 234.4 MB in the beginning and 281.0 MB in the end (delta: 46.7 MB). Free memory was 151.3 MB in the beginning and 230.7 MB in the end (delta: -79.4 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 790]: 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: 93]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 168 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 466 SDtfs, 244 SDslu, 703 SDs, 0 SdLazy, 309 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred in iteration=4, 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, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 231 PreInvPairs, 245 NumberOfFragments, 507 HoareAnnotationTreeSize, 231 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 732 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 24762 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...