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_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:19:00,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:19:00,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:19:00,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:19:00,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:19:00,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:19:00,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:19:00,315 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:19:00,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:19:00,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:19:00,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:19:00,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:19:00,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:19:00,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:19:00,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:19:00,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:19:00,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:19:00,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:19:00,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:19:00,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:19:00,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:19:00,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:19:00,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:19:00,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:19:00,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:19:00,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:19:00,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:19:00,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:19:00,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:19:00,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:19:00,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:19:00,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:19:00,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:19:00,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:19:00,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:19:00,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:19:00,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:19:00,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:19:00,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:19:00,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:19:00,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:19:00,368 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 [2019-10-07 15:19:00,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:19:00,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:19:00,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:19:00,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:19:00,402 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:19:00,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:19:00,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:19:00,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:19:00,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:19:00,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:19:00,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:19:00,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:19:00,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:19:00,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:19:00,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:19:00,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:19:00,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:19:00,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:19:00,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:19:00,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:19:00,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:19:00,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:19:00,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:19:00,407 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 [2019-10-07 15:19:00,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:19:00,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:19:00,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:19:00,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:19:00,701 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:19:00,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-10-07 15:19:00,781 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035791c45/2acce9deb1b14f56b7e8a2bedd495e1b/FLAG529c79a2c [2019-10-07 15:19:01,376 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:19:01,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-10-07 15:19:01,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035791c45/2acce9deb1b14f56b7e8a2bedd495e1b/FLAG529c79a2c [2019-10-07 15:19:01,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/035791c45/2acce9deb1b14f56b7e8a2bedd495e1b [2019-10-07 15:19:01,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:19:01,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:19:01,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:19:01,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:19:01,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:19:01,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:19:01" (1/1) ... [2019-10-07 15:19:01,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e60383f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:01, skipping insertion in model container [2019-10-07 15:19:01,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:19:01" (1/1) ... [2019-10-07 15:19:01,666 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:19:01,723 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:19:02,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:19:02,225 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:19:02,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:19:02,355 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:19:02,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02 WrapperNode [2019-10-07 15:19:02,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:19:02,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:19:02,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:19:02,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:19:02,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (1/1) ... [2019-10-07 15:19:02,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:19:02,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:19:02,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:19:02,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:19:02,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (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 [2019-10-07 15:19:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:19:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:19:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:19:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:19:02,502 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:19:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:19:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:19:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:19:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:19:02,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:19:02,504 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:19:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:19:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:19:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:19:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:19:02,505 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:19:02,506 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:19:02,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:19:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:19:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:19:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:19:02,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:19:02,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:19:02,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-07 15:19:02,510 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:19:02,511 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:19:02,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:19:02,513 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:19:02,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:19:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:19:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:19:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:19:02,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:19:02,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:19:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:19:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:19:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:19:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:19:02,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:19:02,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:19:02,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:19:04,017 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:19:04,018 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:19:04,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:19:04 BoogieIcfgContainer [2019-10-07 15:19:04,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:19:04,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:19:04,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:19:04,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:19:04,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:19:01" (1/3) ... [2019-10-07 15:19:04,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a8cc11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:19:04, skipping insertion in model container [2019-10-07 15:19:04,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:19:02" (2/3) ... [2019-10-07 15:19:04,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50a8cc11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:19:04, skipping insertion in model container [2019-10-07 15:19:04,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:19:04" (3/3) ... [2019-10-07 15:19:04,030 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12.cil.c [2019-10-07 15:19:04,039 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:19:04,048 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:19:04,061 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:19:04,106 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:19:04,107 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:19:04,107 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:19:04,107 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:19:04,108 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:19:04,108 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:19:04,109 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:19:04,109 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:19:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2019-10-07 15:19:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-07 15:19:04,152 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:04,153 INFO L385 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] [2019-10-07 15:19:04,155 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:04,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:04,163 INFO L82 PathProgramCache]: Analyzing trace with hash -767218886, now seen corresponding path program 1 times [2019-10-07 15:19:04,175 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:04,176 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:04,176 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,176 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:04,516 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:04,517 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:04,517 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:19:04,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:19:04,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:19:04,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:19:04,541 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2019-10-07 15:19:04,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:04,578 INFO L93 Difference]: Finished difference Result 163 states and 198 transitions. [2019-10-07 15:19:04,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:19:04,579 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-07 15:19:04,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:04,592 INFO L225 Difference]: With dead ends: 163 [2019-10-07 15:19:04,592 INFO L226 Difference]: Without dead ends: 82 [2019-10-07 15:19:04,596 INFO L606 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 [2019-10-07 15:19:04,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-10-07 15:19:04,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2019-10-07 15:19:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-10-07 15:19:04,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2019-10-07 15:19:04,648 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 42 [2019-10-07 15:19:04,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:04,649 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2019-10-07 15:19:04,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:19:04,650 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2019-10-07 15:19:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-07 15:19:04,652 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:04,653 INFO L385 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] [2019-10-07 15:19:04,653 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:04,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:04,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1635717302, now seen corresponding path program 1 times [2019-10-07 15:19:04,654 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:04,654 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:04,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,654 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:04,780 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:04,780 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:04,781 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:19:04,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:19:04,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:19:04,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:19:04,786 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 3 states. [2019-10-07 15:19:04,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:04,822 INFO L93 Difference]: Finished difference Result 109 states and 122 transitions. [2019-10-07 15:19:04,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:19:04,825 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-07 15:19:04,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:04,830 INFO L225 Difference]: With dead ends: 109 [2019-10-07 15:19:04,830 INFO L226 Difference]: Without dead ends: 74 [2019-10-07 15:19:04,832 INFO L606 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 [2019-10-07 15:19:04,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-10-07 15:19:04,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-10-07 15:19:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-10-07 15:19:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 82 transitions. [2019-10-07 15:19:04,850 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 82 transitions. Word has length 43 [2019-10-07 15:19:04,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:04,851 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 82 transitions. [2019-10-07 15:19:04,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:19:04,851 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2019-10-07 15:19:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:19:04,853 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:04,853 INFO L385 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] [2019-10-07 15:19:04,854 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:04,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:04,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1758088726, now seen corresponding path program 1 times [2019-10-07 15:19:04,855 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:04,855 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:04,855 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,855 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:04,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:05,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:05,030 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,031 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:05,031 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:19:05,031 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:19:05,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:19:05,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:19:05,032 INFO L87 Difference]: Start difference. First operand 74 states and 82 transitions. Second operand 7 states. [2019-10-07 15:19:05,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:05,448 INFO L93 Difference]: Finished difference Result 223 states and 262 transitions. [2019-10-07 15:19:05,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:19:05,449 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-10-07 15:19:05,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:05,452 INFO L225 Difference]: With dead ends: 223 [2019-10-07 15:19:05,452 INFO L226 Difference]: Without dead ends: 171 [2019-10-07 15:19:05,453 INFO L606 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 [2019-10-07 15:19:05,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-10-07 15:19:05,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 149. [2019-10-07 15:19:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-10-07 15:19:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 172 transitions. [2019-10-07 15:19:05,480 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 172 transitions. Word has length 47 [2019-10-07 15:19:05,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:05,481 INFO L462 AbstractCegarLoop]: Abstraction has 149 states and 172 transitions. [2019-10-07 15:19:05,481 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:19:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 172 transitions. [2019-10-07 15:19:05,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:19:05,483 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:05,483 INFO L385 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] [2019-10-07 15:19:05,484 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:05,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1326298435, now seen corresponding path program 1 times [2019-10-07 15:19:05,484 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:05,485 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,485 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,485 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:05,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:05,624 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:05,624 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:05,624 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-07 15:19:05,625 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-07 15:19:05,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-07 15:19:05,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:19:05,625 INFO L87 Difference]: Start difference. First operand 149 states and 172 transitions. Second operand 10 states. [2019-10-07 15:19:06,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:06,097 INFO L93 Difference]: Finished difference Result 491 states and 610 transitions. [2019-10-07 15:19:06,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-07 15:19:06,098 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 50 [2019-10-07 15:19:06,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:06,109 INFO L225 Difference]: With dead ends: 491 [2019-10-07 15:19:06,110 INFO L226 Difference]: Without dead ends: 364 [2019-10-07 15:19:06,112 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-07 15:19:06,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2019-10-07 15:19:06,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 340. [2019-10-07 15:19:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2019-10-07 15:19:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 407 transitions. [2019-10-07 15:19:06,191 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 407 transitions. Word has length 50 [2019-10-07 15:19:06,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:06,191 INFO L462 AbstractCegarLoop]: Abstraction has 340 states and 407 transitions. [2019-10-07 15:19:06,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-07 15:19:06,192 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 407 transitions. [2019-10-07 15:19:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-07 15:19:06,195 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:06,195 INFO L385 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] [2019-10-07 15:19:06,196 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:06,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:06,196 INFO L82 PathProgramCache]: Analyzing trace with hash 638532392, now seen corresponding path program 1 times [2019-10-07 15:19:06,196 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:06,197 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,197 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,197 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:06,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:19:06,321 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,321 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:06,321 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:19:06,322 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:19:06,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:19:06,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:19:06,322 INFO L87 Difference]: Start difference. First operand 340 states and 407 transitions. Second operand 3 states. [2019-10-07 15:19:06,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:06,347 INFO L93 Difference]: Finished difference Result 640 states and 781 transitions. [2019-10-07 15:19:06,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:19:06,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-07 15:19:06,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:06,350 INFO L225 Difference]: With dead ends: 640 [2019-10-07 15:19:06,351 INFO L226 Difference]: Without dead ends: 322 [2019-10-07 15:19:06,352 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:19:06,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2019-10-07 15:19:06,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 322. [2019-10-07 15:19:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2019-10-07 15:19:06,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 369 transitions. [2019-10-07 15:19:06,371 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 369 transitions. Word has length 53 [2019-10-07 15:19:06,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:06,372 INFO L462 AbstractCegarLoop]: Abstraction has 322 states and 369 transitions. [2019-10-07 15:19:06,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:19:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 369 transitions. [2019-10-07 15:19:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-07 15:19:06,375 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:19:06,375 INFO L385 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 15:19:06,376 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:19:06,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:19:06,376 INFO L82 PathProgramCache]: Analyzing trace with hash 566566619, now seen corresponding path program 1 times [2019-10-07 15:19:06,376 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:19:06,376 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,377 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,377 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:19:06,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:19:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:19:06,480 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-07 15:19:06,481 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:19:06,481 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:19:06,481 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:19:06,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:19:06,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:19:06,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:19:06,482 INFO L87 Difference]: Start difference. First operand 322 states and 369 transitions. Second operand 7 states. [2019-10-07 15:19:06,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:19:06,782 INFO L93 Difference]: Finished difference Result 328 states and 375 transitions. [2019-10-07 15:19:06,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:19:06,782 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 79 [2019-10-07 15:19:06,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:19:06,783 INFO L225 Difference]: With dead ends: 328 [2019-10-07 15:19:06,783 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:19:06,785 INFO L606 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 [2019-10-07 15:19:06,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:19:06,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:19:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:19:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:19:06,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2019-10-07 15:19:06,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:19:06,786 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:19:06,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:19:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:19:06,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:19:06,792 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:19:07,893 INFO L443 ceAbstractionStarter]: For program point L595(lines 595 599) no Hoare annotation was computed. [2019-10-07 15:19:07,893 INFO L443 ceAbstractionStarter]: For program point L589-2(lines 589 610) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point L611(lines 588 612) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point L672(lines 645 673) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point L665(line 665) no Hoare annotation was computed. [2019-10-07 15:19:07,894 INFO L443 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L443 ceAbstractionStarter]: For program point L652(lines 652 656) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L443 ceAbstractionStarter]: For program point L646-2(lines 646 671) no Hoare annotation was computed. [2019-10-07 15:19:07,895 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2019-10-07 15:19:07,896 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2019-10-07 15:19:07,896 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2019-10-07 15:19:07,896 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2019-10-07 15:19:07,896 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2019-10-07 15:19:07,896 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2019-10-07 15:19:07,896 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:19:07,897 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2019-10-07 15:19:07,897 INFO L439 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-10-07 15:19:07,897 INFO L443 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2019-10-07 15:19:07,897 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 149) no Hoare annotation was computed. [2019-10-07 15:19:07,897 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2019-10-07 15:19:07,897 INFO L446 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: true [2019-10-07 15:19:07,898 INFO L443 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2019-10-07 15:19:07,898 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,898 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2019-10-07 15:19:07,898 INFO L439 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,898 INFO L439 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,898 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-07 15:19:07,899 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2019-10-07 15:19:07,899 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-07 15:19:07,899 INFO L439 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,899 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,899 INFO L439 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,899 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point L465(line 465) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2019-10-07 15:19:07,900 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-07 15:19:07,901 INFO L443 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2019-10-07 15:19:07,902 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-07 15:19:07,902 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2019-10-07 15:19:07,902 INFO L439 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:19:07,902 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2019-10-07 15:19:07,902 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:19:07,902 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2019-10-07 15:19:07,903 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2019-10-07 15:19:07,903 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2019-10-07 15:19:07,903 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2019-10-07 15:19:07,903 INFO L443 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2019-10-07 15:19:07,903 INFO L443 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2019-10-07 15:19:07,903 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2019-10-07 15:19:07,904 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2019-10-07 15:19:07,905 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 478 487) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,905 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2019-10-07 15:19:07,905 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2019-10-07 15:19:07,905 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2019-10-07 15:19:07,905 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-10-07 15:19:07,905 INFO L443 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2019-10-07 15:19:07,906 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2019-10-07 15:19:07,906 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2019-10-07 15:19:07,906 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2019-10-07 15:19:07,906 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2019-10-07 15:19:07,906 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2019-10-07 15:19:07,906 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 158 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,907 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,907 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-07 15:19:07,907 INFO L443 ceAbstractionStarter]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2019-10-07 15:19:07,907 INFO L439 ceAbstractionStarter]: At program point L215(lines 168 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,907 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2019-10-07 15:19:07,907 INFO L439 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,908 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 184) no Hoare annotation was computed. [2019-10-07 15:19:07,908 INFO L443 ceAbstractionStarter]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2019-10-07 15:19:07,908 INFO L439 ceAbstractionStarter]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,908 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,908 INFO L443 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2019-10-07 15:19:07,908 INFO L439 ceAbstractionStarter]: At program point L206-1(lines 198 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,908 INFO L443 ceAbstractionStarter]: For program point L169(lines 168 217) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 213) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-07 15:19:07,909 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point L731-2(lines 731 751) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point L752(lines 730 753) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 727) no Hoare annotation was computed. [2019-10-07 15:19:07,910 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L732(lines 731 751) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L728(lines 728 769) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2019-10-07 15:19:07,911 INFO L443 ceAbstractionStarter]: For program point L747-1(line 747) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2019-10-07 15:19:07,912 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2019-10-07 15:19:07,913 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2019-10-07 15:19:07,913 INFO L443 ceAbstractionStarter]: For program point L278(line 278) no Hoare annotation was computed. [2019-10-07 15:19:07,913 INFO L443 ceAbstractionStarter]: For program point L278-1(line 278) no Hoare annotation was computed. [2019-10-07 15:19:07,913 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-07 15:19:07,913 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-07 15:19:07,913 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-07 15:19:07,913 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-07 15:19:07,914 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:07,914 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:19:07,914 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2019-10-07 15:19:07,914 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-07 15:19:07,914 INFO L439 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 0 ~systemActive~0))) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-07 15:19:07,914 INFO L439 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-07 15:19:07,914 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-07 15:19:07,915 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:19:07,915 INFO L443 ceAbstractionStarter]: For program point L237(lines 236 255) no Hoare annotation was computed. [2019-10-07 15:19:07,915 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2019-10-07 15:19:07,915 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2019-10-07 15:19:07,915 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2019-10-07 15:19:07,915 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2019-10-07 15:19:07,915 INFO L446 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2019-10-07 15:19:07,916 INFO L443 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2019-10-07 15:19:07,916 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-10-07 15:19:07,916 INFO L446 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2019-10-07 15:19:07,916 INFO L446 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2019-10-07 15:19:07,916 INFO L446 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2019-10-07 15:19:07,916 INFO L443 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2019-10-07 15:19:07,916 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-07 15:19:07,917 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-07 15:19:07,917 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2019-10-07 15:19:07,917 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2019-10-07 15:19:07,917 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:19:07,917 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-07 15:19:07,917 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:19:07,917 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:19:07,918 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2019-10-07 15:19:07,918 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: true [2019-10-07 15:19:07,918 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-07 15:19:07,918 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (= 1 ~waterLevel~0)) [2019-10-07 15:19:07,918 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2019-10-07 15:19:07,918 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2019-10-07 15:19:07,919 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2019-10-07 15:19:07,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:19:07 BoogieIcfgContainer [2019-10-07 15:19:07,932 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:19:07,935 INFO L168 Benchmark]: Toolchain (without parser) took 6284.36 ms. Allocated memory was 138.9 MB in the beginning and 288.4 MB in the end (delta: 149.4 MB). Free memory was 102.5 MB in the beginning and 133.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 119.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,936 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.64 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 102.3 MB in the beginning and 172.6 MB in the end (delta: -70.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,938 INFO L168 Benchmark]: Boogie Preprocessor took 86.87 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,940 INFO L168 Benchmark]: RCFGBuilder took 1576.58 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 168.0 MB in the beginning and 156.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,941 INFO L168 Benchmark]: TraceAbstraction took 3910.76 ms. Allocated memory was 235.9 MB in the beginning and 288.4 MB in the end (delta: 52.4 MB). Free memory was 156.0 MB in the beginning and 133.4 MB in the end (delta: 22.7 MB). Peak memory consumption was 76.0 MB. Max. memory is 7.1 GB. [2019-10-07 15:19:07,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.64 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 102.3 MB in the beginning and 172.6 MB in the end (delta: -70.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.87 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1576.58 ms. Allocated memory was 204.5 MB in the beginning and 235.9 MB in the end (delta: 31.5 MB). Free memory was 168.0 MB in the beginning and 156.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3910.76 ms. Allocated memory was 235.9 MB in the beginning and 288.4 MB in the end (delta: 52.4 MB). Free memory was 156.0 MB in the beginning and 133.4 MB in the end (delta: 22.7 MB). Peak memory consumption was 76.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 167 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 504 SDtfs, 350 SDslu, 1024 SDs, 0 SdLazy, 489 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=340occurred 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, 6 MinimizatonAttempts, 46 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 377 PreInvPairs, 438 NumberOfFragments, 480 HoareAnnotationTreeSize, 377 FomulaSimplifications, 693 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 2127 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 314 NumberOfCodeBlocks, 314 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 33503 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 21/21 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...