java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:21:22,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:21:22,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:21:22,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:21:22,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:21:22,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:21:22,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:21:22,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:21:22,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:21:22,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:21:22,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:21:22,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:21:22,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:21:22,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:21:22,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:21:22,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:21:22,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:21:22,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:21:22,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:21:22,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:21:22,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:21:22,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:21:22,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:21:22,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:21:22,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:21:22,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:21:22,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:21:22,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:21:22,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:21:22,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:21:22,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:21:22,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:21:22,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:21:22,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:21:22,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:21:22,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:21:22,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:21:22,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:21:22,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:21:22,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:21:22,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:21:22,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:21:22,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:21:22,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:21:22,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:21:22,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:21:22,454 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:21:22,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:21:22,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:21:22,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:21:22,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:21:22,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:21:22,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:21:22,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:21:22,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:21:22,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:21:22,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:21:22,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:21:22,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:21:22,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:21:22,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:21:22,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:21:22,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:21:22,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:22,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:21:22,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:21:22,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:21:22,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:21:22,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:21:22,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:21:22,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:21:22,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:21:22,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:21:22,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:21:22,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:21:22,798 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:21:22,799 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-10-15 01:21:22,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a098901f/6ecfa321f518429f8af38c841c2aee9c/FLAG239864c48 [2019-10-15 01:21:23,456 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:21:23,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2019-10-15 01:21:23,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a098901f/6ecfa321f518429f8af38c841c2aee9c/FLAG239864c48 [2019-10-15 01:21:23,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a098901f/6ecfa321f518429f8af38c841c2aee9c [2019-10-15 01:21:23,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:21:23,777 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:21:23,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:23,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:21:23,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:21:23,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:23" (1/1) ... [2019-10-15 01:21:23,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103d845f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:23, skipping insertion in model container [2019-10-15 01:21:23,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:21:23" (1/1) ... [2019-10-15 01:21:23,794 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:21:23,846 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:21:24,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:24,320 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:21:24,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:21:24,433 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:21:24,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24 WrapperNode [2019-10-15 01:21:24,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:21:24,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:21:24,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:21:24,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:21:24,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... [2019-10-15 01:21:24,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:21:24,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:21:24,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:21:24,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:21:24,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:21:24,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:21:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:21:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:21:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:21:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:21:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:21:24,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:21:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:21:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:21:24,636 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:21:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 01:21:24,637 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:21:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:21:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:21:24,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:21:24,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:21:24,642 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:21:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:21:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:24,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:21:24,644 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:21:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:24,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:24,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:21:24,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:21:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:21:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:21:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:21:24,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:21:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:21:24,649 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:21:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:21:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:21:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 01:21:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 01:21:24,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:21:24,651 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:21:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:21:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 01:21:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:21:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:21:24,652 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:21:24,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:21:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:21:24,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:21:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:21:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:21:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:21:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:21:24,655 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:21:24,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:21:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:21:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:21:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:21:24,657 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:21:24,658 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:21:24,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:21:24,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:21:24,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:21:25,714 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:21:25,714 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:21:25,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:25 BoogieIcfgContainer [2019-10-15 01:21:25,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:21:25,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:21:25,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:21:25,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:21:25,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:21:23" (1/3) ... [2019-10-15 01:21:25,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f72903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:25, skipping insertion in model container [2019-10-15 01:21:25,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:21:24" (2/3) ... [2019-10-15 01:21:25,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f72903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:21:25, skipping insertion in model container [2019-10-15 01:21:25,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:21:25" (3/3) ... [2019-10-15 01:21:25,726 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2019-10-15 01:21:25,736 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:21:25,746 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:21:25,758 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:21:25,790 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:21:25,790 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:21:25,791 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:21:25,791 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:21:25,792 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:21:25,792 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:21:25,792 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:21:25,792 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:21:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-10-15 01:21:25,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-15 01:21:25,832 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:25,834 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:25,836 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:25,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:25,841 INFO L82 PathProgramCache]: Analyzing trace with hash 1255762620, now seen corresponding path program 1 times [2019-10-15 01:21:25,850 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:25,851 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842607222] [2019-10-15 01:21:25,851 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:25,851 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:25,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:26,216 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842607222] [2019-10-15 01:21:26,218 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:26,218 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:21:26,219 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67851736] [2019-10-15 01:21:26,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:21:26,226 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:26,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:21:26,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:26,244 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2019-10-15 01:21:26,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:26,296 INFO L93 Difference]: Finished difference Result 178 states and 225 transitions. [2019-10-15 01:21:26,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:21:26,298 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-15 01:21:26,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:26,312 INFO L225 Difference]: With dead ends: 178 [2019-10-15 01:21:26,312 INFO L226 Difference]: Without dead ends: 91 [2019-10-15 01:21:26,318 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:21:26,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2019-10-15 01:21:26,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2019-10-15 01:21:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-10-15 01:21:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2019-10-15 01:21:26,366 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2019-10-15 01:21:26,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:26,367 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2019-10-15 01:21:26,367 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:21:26,367 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2019-10-15 01:21:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-15 01:21:26,371 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:26,371 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:26,372 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:26,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:26,374 INFO L82 PathProgramCache]: Analyzing trace with hash -588611726, now seen corresponding path program 1 times [2019-10-15 01:21:26,374 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:26,374 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186534403] [2019-10-15 01:21:26,375 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,375 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:26,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:26,581 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186534403] [2019-10-15 01:21:26,581 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:26,581 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:21:26,582 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69453954] [2019-10-15 01:21:26,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:21:26,584 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:26,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:21:26,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:26,585 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 3 states. [2019-10-15 01:21:26,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:26,609 INFO L93 Difference]: Finished difference Result 154 states and 187 transitions. [2019-10-15 01:21:26,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:21:26,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-10-15 01:21:26,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:26,612 INFO L225 Difference]: With dead ends: 154 [2019-10-15 01:21:26,612 INFO L226 Difference]: Without dead ends: 91 [2019-10-15 01:21:26,613 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:26,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2019-10-15 01:21:26,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2019-10-15 01:21:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-10-15 01:21:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2019-10-15 01:21:26,627 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2019-10-15 01:21:26,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:26,630 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2019-10-15 01:21:26,630 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:21:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2019-10-15 01:21:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-15 01:21:26,633 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:26,633 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:26,633 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:26,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:26,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1518272400, now seen corresponding path program 1 times [2019-10-15 01:21:26,634 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:26,634 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531379575] [2019-10-15 01:21:26,634 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,635 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,635 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 01:21:26,714 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531379575] [2019-10-15 01:21:26,714 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:26,715 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:21:26,715 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134582816] [2019-10-15 01:21:26,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:21:26,716 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:26,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:21:26,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:26,717 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 3 states. [2019-10-15 01:21:26,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:26,752 INFO L93 Difference]: Finished difference Result 127 states and 145 transitions. [2019-10-15 01:21:26,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:21:26,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-10-15 01:21:26,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:26,760 INFO L225 Difference]: With dead ends: 127 [2019-10-15 01:21:26,760 INFO L226 Difference]: Without dead ends: 82 [2019-10-15 01:21:26,763 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:21:26,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-10-15 01:21:26,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2019-10-15 01:21:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-10-15 01:21:26,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2019-10-15 01:21:26,781 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 63 [2019-10-15 01:21:26,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:26,781 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2019-10-15 01:21:26,782 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:21:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2019-10-15 01:21:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-15 01:21:26,784 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:21:26,785 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:21:26,785 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:21:26,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:21:26,785 INFO L82 PathProgramCache]: Analyzing trace with hash 145085063, now seen corresponding path program 1 times [2019-10-15 01:21:26,786 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:21:26,786 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075380044] [2019-10-15 01:21:26,786 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,786 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:21:26,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:21:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:21:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-15 01:21:26,917 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075380044] [2019-10-15 01:21:26,917 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:21:26,918 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:21:26,918 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455585133] [2019-10-15 01:21:26,919 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:21:26,919 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:21:26,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:21:26,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:21:26,920 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 6 states. [2019-10-15 01:21:27,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:21:27,107 INFO L93 Difference]: Finished difference Result 130 states and 153 transitions. [2019-10-15 01:21:27,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:21:27,108 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2019-10-15 01:21:27,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:21:27,109 INFO L225 Difference]: With dead ends: 130 [2019-10-15 01:21:27,109 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:21:27,111 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:21:27,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:21:27,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:21:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:21:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:21:27,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2019-10-15 01:21:27,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:21:27,113 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:21:27,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:21:27,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:21:27,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:21:27,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:21:27,497 INFO L443 ceAbstractionStarter]: For program point L514-2(lines 514 535) no Hoare annotation was computed. [2019-10-15 01:21:27,497 INFO L443 ceAbstractionStarter]: For program point L536(lines 513 537) no Hoare annotation was computed. [2019-10-15 01:21:27,497 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 489 544) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point L520(lines 520 524) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 489 544) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 489 544) no Hoare annotation was computed. [2019-10-15 01:21:27,498 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 581) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L577-1(lines 577 581) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L571-2(lines 571 596) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 545 604) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L597(lines 570 598) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 545 604) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-10-15 01:21:27,499 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-10-15 01:21:27,500 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 545 604) no Hoare annotation was computed. [2019-10-15 01:21:27,500 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2019-10-15 01:21:27,507 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2019-10-15 01:21:27,507 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2019-10-15 01:21:27,508 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2019-10-15 01:21:27,508 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2019-10-15 01:21:27,508 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: true [2019-10-15 01:21:27,508 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2019-10-15 01:21:27,508 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2019-10-15 01:21:27,508 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: true [2019-10-15 01:21:27,509 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2019-10-15 01:21:27,509 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2019-10-15 01:21:27,511 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-15 01:21:27,511 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 882) no Hoare annotation was computed. [2019-10-15 01:21:27,511 INFO L443 ceAbstractionStarter]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2019-10-15 01:21:27,511 INFO L446 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: true [2019-10-15 01:21:27,512 INFO L443 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2019-10-15 01:21:27,512 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2019-10-15 01:21:27,512 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2019-10-15 01:21:27,512 INFO L439 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,512 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 876) no Hoare annotation was computed. [2019-10-15 01:21:27,513 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 879) no Hoare annotation was computed. [2019-10-15 01:21:27,513 INFO L446 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: true [2019-10-15 01:21:27,513 INFO L443 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2019-10-15 01:21:27,513 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 413 435) the Hoare annotation is: true [2019-10-15 01:21:27,513 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2019-10-15 01:21:27,514 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2019-10-15 01:21:27,514 INFO L446 ceAbstractionStarter]: At program point L425(line 425) the Hoare annotation is: true [2019-10-15 01:21:27,514 INFO L446 ceAbstractionStarter]: At program point L425-1(line 425) the Hoare annotation is: true [2019-10-15 01:21:27,514 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 430) no Hoare annotation was computed. [2019-10-15 01:21:27,514 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2019-10-15 01:21:27,515 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-15 01:21:27,515 INFO L446 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: true [2019-10-15 01:21:27,519 INFO L446 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: true [2019-10-15 01:21:27,519 INFO L446 ceAbstractionStarter]: At program point L419-1(line 419) the Hoare annotation is: true [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 367 390) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point L382(line 382) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-15 01:21:27,520 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 367 390) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 367 390) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L375(line 375) no Hoare annotation was computed. [2019-10-15 01:21:27,521 INFO L443 ceAbstractionStarter]: For program point L374(line 374) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point L372(line 372) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 170 177) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 170 177) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 170 177) no Hoare annotation was computed. [2019-10-15 01:21:27,522 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2019-10-15 01:21:27,523 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2019-10-15 01:21:27,523 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2019-10-15 01:21:27,523 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-10-15 01:21:27,523 INFO L443 ceAbstractionStarter]: For program point L254-1(line 254) no Hoare annotation was computed. [2019-10-15 01:21:27,523 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 251) no Hoare annotation was computed. [2019-10-15 01:21:27,523 INFO L443 ceAbstractionStarter]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2019-10-15 01:21:27,524 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2019-10-15 01:21:27,524 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 239) no Hoare annotation was computed. [2019-10-15 01:21:27,524 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2019-10-15 01:21:27,524 INFO L443 ceAbstractionStarter]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2019-10-15 01:21:27,524 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2019-10-15 01:21:27,525 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2019-10-15 01:21:27,525 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2019-10-15 01:21:27,525 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 443 488) no Hoare annotation was computed. [2019-10-15 01:21:27,525 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 443 488) no Hoare annotation was computed. [2019-10-15 01:21:27,525 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 443 488) no Hoare annotation was computed. [2019-10-15 01:21:27,526 INFO L443 ceAbstractionStarter]: For program point L770-1(lines 770 790) no Hoare annotation was computed. [2019-10-15 01:21:27,526 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 756 801) no Hoare annotation was computed. [2019-10-15 01:21:27,526 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 756 801) no Hoare annotation was computed. [2019-10-15 01:21:27,526 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 783) no Hoare annotation was computed. [2019-10-15 01:21:27,526 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 756 801) no Hoare annotation was computed. [2019-10-15 01:21:27,527 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 790) no Hoare annotation was computed. [2019-10-15 01:21:27,527 INFO L446 ceAbstractionStarter]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: true [2019-10-15 01:21:27,527 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2019-10-15 01:21:27,527 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2019-10-15 01:21:27,527 INFO L446 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: true [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point L209(line 209) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 204 214) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 196 203) no Hoare annotation was computed. [2019-10-15 01:21:27,528 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2019-10-15 01:21:27,529 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2019-10-15 01:21:27,529 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2019-10-15 01:21:27,529 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2019-10-15 01:21:27,529 INFO L446 ceAbstractionStarter]: At program point testENTRY(lines 262 325) the Hoare annotation is: true [2019-10-15 01:21:27,529 INFO L439 ceAbstractionStarter]: At program point L318(lines 271 319) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,529 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2019-10-15 01:21:27,529 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-10-15 01:21:27,530 INFO L439 ceAbstractionStarter]: At program point L308-2(lines 302 313) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,530 INFO L443 ceAbstractionStarter]: For program point L273(lines 272 317) no Hoare annotation was computed. [2019-10-15 01:21:27,530 INFO L443 ceAbstractionStarter]: For program point L302(lines 302 313) no Hoare annotation was computed. [2019-10-15 01:21:27,530 INFO L439 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,530 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 298) no Hoare annotation was computed. [2019-10-15 01:21:27,530 INFO L443 ceAbstractionStarter]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2019-10-15 01:21:27,531 INFO L439 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,531 INFO L439 ceAbstractionStarter]: At program point L315(lines 272 317) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 test_~splverifierCounter~0) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,531 INFO L443 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-10-15 01:21:27,534 INFO L443 ceAbstractionStarter]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2019-10-15 01:21:27,534 INFO L443 ceAbstractionStarter]: For program point L274(lines 274 278) no Hoare annotation was computed. [2019-10-15 01:21:27,535 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2019-10-15 01:21:27,535 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 737) no Hoare annotation was computed. [2019-10-15 01:21:27,536 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 710 755) no Hoare annotation was computed. [2019-10-15 01:21:27,536 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 710 755) no Hoare annotation was computed. [2019-10-15 01:21:27,536 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 744) no Hoare annotation was computed. [2019-10-15 01:21:27,539 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 724 744) no Hoare annotation was computed. [2019-10-15 01:21:27,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 710 755) no Hoare annotation was computed. [2019-10-15 01:21:27,539 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:27,539 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 607 709) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L636(lines 636 652) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 703) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L657(lines 656 676) no Hoare annotation was computed. [2019-10-15 01:21:27,540 INFO L443 ceAbstractionStarter]: For program point L688(line 688) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 694) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 607 709) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L631(lines 631 635) no Hoare annotation was computed. [2019-10-15 01:21:27,541 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 706) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 662) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 607 709) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 676) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point L677(lines 655 678) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 804 813) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 804 813) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 804 813) no Hoare annotation was computed. [2019-10-15 01:21:27,542 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,543 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:21:27,543 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,543 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-15 01:21:27,543 INFO L443 ceAbstractionStarter]: For program point L190-1(lines 179 195) no Hoare annotation was computed. [2019-10-15 01:21:27,543 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 179 195) no Hoare annotation was computed. [2019-10-15 01:21:27,543 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 192) no Hoare annotation was computed. [2019-10-15 01:21:27,544 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 179 195) no Hoare annotation was computed. [2019-10-15 01:21:27,544 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-15 01:21:27,544 INFO L443 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2019-10-15 01:21:27,544 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-15 01:21:27,544 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:21:27,545 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-15 01:21:27,545 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-15 01:21:27,545 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:21:27,545 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-15 01:21:27,545 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,546 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,546 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,546 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:21:27,546 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:21:27,546 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-15 01:21:27,547 INFO L446 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: true [2019-10-15 01:21:27,549 INFO L446 ceAbstractionStarter]: At program point L150(lines 150 156) the Hoare annotation is: true [2019-10-15 01:21:27,550 INFO L439 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-10-15 01:21:27,550 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: true [2019-10-15 01:21:27,550 INFO L443 ceAbstractionStarter]: For program point L143(lines 139 161) no Hoare annotation was computed. [2019-10-15 01:21:27,550 INFO L443 ceAbstractionStarter]: For program point L141(lines 139 161) no Hoare annotation was computed. [2019-10-15 01:21:27,550 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2019-10-15 01:21:27,550 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2019-10-15 01:21:27,551 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2019-10-15 01:21:27,551 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2019-10-15 01:21:27,551 INFO L446 ceAbstractionStarter]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2019-10-15 01:21:27,551 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: true [2019-10-15 01:21:27,551 INFO L443 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2019-10-15 01:21:27,551 INFO L446 ceAbstractionStarter]: At program point L347-2(lines 347 361) the Hoare annotation is: true [2019-10-15 01:21:27,551 INFO L446 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: true [2019-10-15 01:21:27,551 INFO L443 ceAbstractionStarter]: For program point L343-1(line 343) no Hoare annotation was computed. [2019-10-15 01:21:27,552 INFO L446 ceAbstractionStarter]: At program point L362(lines 337 366) the Hoare annotation is: true [2019-10-15 01:21:27,552 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-10-15 01:21:27,552 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-15 01:21:27,552 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:21:27,552 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-10-15 01:21:27,552 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2019-10-15 01:21:27,553 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2019-10-15 01:21:27,553 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,553 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-15 01:21:27,553 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:21:27,554 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:21:27,554 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:21:27,554 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-15 01:21:27,554 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2019-10-15 01:21:27,554 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2019-10-15 01:21:27,555 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2019-10-15 01:21:27,555 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2019-10-15 01:21:27,556 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2019-10-15 01:21:27,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:21:27 BoogieIcfgContainer [2019-10-15 01:21:27,597 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:21:27,600 INFO L168 Benchmark]: Toolchain (without parser) took 3823.94 ms. Allocated memory was 143.7 MB in the beginning and 251.7 MB in the end (delta: 108.0 MB). Free memory was 100.0 MB in the beginning and 180.3 MB in the end (delta: -80.3 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,601 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.17 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 99.8 MB in the beginning and 169.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,606 INFO L168 Benchmark]: Boogie Preprocessor took 103.67 ms. Allocated memory is still 200.8 MB. Free memory was 169.1 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,607 INFO L168 Benchmark]: RCFGBuilder took 1177.08 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 164.9 MB in the beginning and 200.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,613 INFO L168 Benchmark]: TraceAbstraction took 1879.41 ms. Allocated memory was 230.7 MB in the beginning and 251.7 MB in the end (delta: 21.0 MB). Free memory was 200.3 MB in the beginning and 180.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 128.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:21:27,622 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 143.7 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.17 ms. Allocated memory was 143.7 MB in the beginning and 200.8 MB in the end (delta: 57.1 MB). Free memory was 99.8 MB in the beginning and 169.1 MB in the end (delta: -69.3 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.67 ms. Allocated memory is still 200.8 MB. Free memory was 169.1 MB in the beginning and 164.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1177.08 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 164.9 MB in the beginning and 200.3 MB in the end (delta: -35.4 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1879.41 ms. Allocated memory was 230.7 MB in the beginning and 251.7 MB in the end (delta: 21.0 MB). Free memory was 200.3 MB in the beginning and 180.3 MB in the end (delta: 20.1 MB). Peak memory consumption was 128.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || 0 == splverifierCounter) || !(1 <= systemActive) - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(1 <= systemActive) - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 394 SDtfs, 137 SDslu, 280 SDs, 0 SdLazy, 50 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 138 PreInvPairs, 146 NumberOfFragments, 117 HoareAnnotationTreeSize, 138 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 418 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 23941 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...