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_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:22:27,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:22:27,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:22:27,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:22:27,318 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:22:27,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:22:27,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:22:27,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:22:27,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:22:27,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:22:27,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:22:27,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:22:27,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:22:27,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:22:27,344 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:22:27,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:22:27,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:22:27,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:22:27,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:22:27,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:22:27,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:22:27,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:22:27,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:22:27,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:22:27,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:22:27,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:22:27,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:22:27,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:22:27,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:22:27,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:22:27,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:22:27,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:22:27,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:22:27,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:22:27,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:22:27,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:22:27,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:22:27,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:22:27,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:22:27,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:22:27,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:22:27,379 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 [2019-10-13 21:22:27,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:22:27,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:22:27,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:22:27,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:22:27,417 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:22:27,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:22:27,418 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:22:27,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:22:27,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:22:27,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:22:27,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:22:27,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:22:27,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:22:27,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:22:27,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:22:27,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:22:27,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:22:27,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:22:27,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:22:27,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:22:27,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:22:27,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:22:27,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:22:27,426 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 [2019-10-13 21:22:27,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:22:27,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:22:27,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:22:27,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:22:27,726 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:22:27,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-10-13 21:22:27,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f34c038/1f7117f4fe924b87b7173f31d3fcdcc4/FLAGec670ffce [2019-10-13 21:22:28,373 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:22:28,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-10-13 21:22:28,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f34c038/1f7117f4fe924b87b7173f31d3fcdcc4/FLAGec670ffce [2019-10-13 21:22:28,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f34c038/1f7117f4fe924b87b7173f31d3fcdcc4 [2019-10-13 21:22:28,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:22:28,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:22:28,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:28,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:22:28,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:22:28,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d974c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:28, skipping insertion in model container [2019-10-13 21:22:28,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:22:28" (1/1) ... [2019-10-13 21:22:28,690 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:22:28,751 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:22:29,162 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:29,192 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:22:29,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:22:29,383 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:22:29,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29 WrapperNode [2019-10-13 21:22:29,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:22:29,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:22:29,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:22:29,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:22:29,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (1/1) ... [2019-10-13 21:22:29,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:22:29,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:22:29,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:22:29,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:22:29,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (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 [2019-10-13 21:22:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:22:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:22:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:29,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:22:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:22:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:22:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:22:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:22:29,588 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:22:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:22:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:22:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:22:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:22:29,589 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:22:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:22:29,590 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:22:29,591 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:22:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:22:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:22:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:22:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:22:29,592 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-13 21:22:29,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:22:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:22:29,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:22:29,595 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:22:29,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:22:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:22:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:22:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:22:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:22:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:22:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:22:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:22:29,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:22:29,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:22:30,751 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:22:30,752 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:22:30,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:30 BoogieIcfgContainer [2019-10-13 21:22:30,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:22:30,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:22:30,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:22:30,759 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:22:30,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:22:28" (1/3) ... [2019-10-13 21:22:30,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e362f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:30, skipping insertion in model container [2019-10-13 21:22:30,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:22:29" (2/3) ... [2019-10-13 21:22:30,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e362f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:22:30, skipping insertion in model container [2019-10-13 21:22:30,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:22:30" (3/3) ... [2019-10-13 21:22:30,764 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product18.cil.c [2019-10-13 21:22:30,776 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:22:30,788 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:22:30,801 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:30,847 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:30,848 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:30,848 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:30,848 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:30,848 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:30,848 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:30,848 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:30,849 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:30,878 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2019-10-13 21:22:30,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 21:22:30,888 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:30,890 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] [2019-10-13 21:22:30,892 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:30,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:30,898 INFO L82 PathProgramCache]: Analyzing trace with hash -443153254, now seen corresponding path program 1 times [2019-10-13 21:22:30,909 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:30,909 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137007129] [2019-10-13 21:22:30,909 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,910 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:30,910 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:31,282 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137007129] [2019-10-13 21:22:31,283 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:31,284 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:31,285 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74347219] [2019-10-13 21:22:31,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:31,299 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:31,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:31,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:31,316 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2019-10-13 21:22:31,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:31,391 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2019-10-13 21:22:31,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:31,404 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-13 21:22:31,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:31,427 INFO L225 Difference]: With dead ends: 232 [2019-10-13 21:22:31,427 INFO L226 Difference]: Without dead ends: 118 [2019-10-13 21:22:31,432 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 [2019-10-13 21:22:31,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-10-13 21:22:31,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2019-10-13 21:22:31,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-10-13 21:22:31,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2019-10-13 21:22:31,524 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2019-10-13 21:22:31,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:31,525 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2019-10-13 21:22:31,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:31,525 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2019-10-13 21:22:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 21:22:31,530 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:31,530 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:31,531 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:31,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:31,531 INFO L82 PathProgramCache]: Analyzing trace with hash 2066953346, now seen corresponding path program 1 times [2019-10-13 21:22:31,531 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:31,532 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020614356] [2019-10-13 21:22:31,532 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:31,532 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:31,532 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:31,675 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020614356] [2019-10-13 21:22:31,676 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:31,676 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:31,676 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090811431] [2019-10-13 21:22:31,679 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:31,680 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:31,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:31,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:31,681 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 3 states. [2019-10-13 21:22:31,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:31,724 INFO L93 Difference]: Finished difference Result 177 states and 205 transitions. [2019-10-13 21:22:31,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:31,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-13 21:22:31,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:31,728 INFO L225 Difference]: With dead ends: 177 [2019-10-13 21:22:31,728 INFO L226 Difference]: Without dead ends: 109 [2019-10-13 21:22:31,730 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 [2019-10-13 21:22:31,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-10-13 21:22:31,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2019-10-13 21:22:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-13 21:22:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2019-10-13 21:22:31,744 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2019-10-13 21:22:31,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:31,745 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2019-10-13 21:22:31,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2019-10-13 21:22:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-13 21:22:31,747 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:31,748 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:31,748 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:31,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:31,748 INFO L82 PathProgramCache]: Analyzing trace with hash -1182119740, now seen corresponding path program 1 times [2019-10-13 21:22:31,749 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:31,749 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181166090] [2019-10-13 21:22:31,749 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:31,749 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:31,750 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:22:31,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181166090] [2019-10-13 21:22:31,932 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:31,932 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:31,933 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134446489] [2019-10-13 21:22:31,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:31,934 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:31,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:31,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:31,935 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 7 states. [2019-10-13 21:22:32,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:32,208 INFO L93 Difference]: Finished difference Result 190 states and 223 transitions. [2019-10-13 21:22:32,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:22:32,208 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-10-13 21:22:32,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:32,210 INFO L225 Difference]: With dead ends: 190 [2019-10-13 21:22:32,211 INFO L226 Difference]: Without dead ends: 109 [2019-10-13 21:22:32,212 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:22:32,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2019-10-13 21:22:32,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2019-10-13 21:22:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-13 21:22:32,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2019-10-13 21:22:32,224 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2019-10-13 21:22:32,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:32,226 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2019-10-13 21:22:32,226 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2019-10-13 21:22:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-13 21:22:32,249 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:32,250 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:22:32,250 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:32,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:32,250 INFO L82 PathProgramCache]: Analyzing trace with hash -842504407, now seen corresponding path program 1 times [2019-10-13 21:22:32,251 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:32,251 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807424949] [2019-10-13 21:22:32,251 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:32,251 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:32,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:22:32,399 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807424949] [2019-10-13 21:22:32,399 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:32,399 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:32,399 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287457399] [2019-10-13 21:22:32,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:32,400 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:32,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:32,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:32,401 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 7 states. [2019-10-13 21:22:32,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:32,789 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2019-10-13 21:22:32,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:22:32,790 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 73 [2019-10-13 21:22:32,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:32,792 INFO L225 Difference]: With dead ends: 166 [2019-10-13 21:22:32,792 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:32,793 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:22:32,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:32,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:32,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:32,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:32,794 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2019-10-13 21:22:32,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:32,795 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:32,795 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:32,795 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:32,795 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:32,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:33,363 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 567) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 532 587) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point L563-1(lines 563 567) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point L557-2(lines 557 578) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 532 587) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point L579(lines 556 580) no Hoare annotation was computed. [2019-10-13 21:22:33,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 532 587) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L640(lines 613 641) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 588 647) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 588 647) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L620(lines 620 624) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L620-1(lines 620 624) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 588 647) no Hoare annotation was computed. [2019-10-13 21:22:33,365 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-10-13 21:22:33,366 INFO L443 ceAbstractionStarter]: For program point L614-2(lines 614 639) no Hoare annotation was computed. [2019-10-13 21:22:33,366 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2019-10-13 21:22:33,366 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2019-10-13 21:22:33,366 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2019-10-13 21:22:33,366 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2019-10-13 21:22:33,366 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 322 330) no Hoare annotation was computed. [2019-10-13 21:22:33,367 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 432 439) the Hoare annotation is: true [2019-10-13 21:22:33,367 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 432 439) no Hoare annotation was computed. [2019-10-13 21:22:33,367 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 432 439) no Hoare annotation was computed. [2019-10-13 21:22:33,367 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 440 449) the Hoare annotation is: true [2019-10-13 21:22:33,367 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-13 21:22:33,368 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 440 449) no Hoare annotation was computed. [2019-10-13 21:22:33,368 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 440 449) no Hoare annotation was computed. [2019-10-13 21:22:33,368 INFO L439 ceAbstractionStarter]: At program point L465(line 465) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,368 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 450 478) the Hoare annotation is: true [2019-10-13 21:22:33,368 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 469) no Hoare annotation was computed. [2019-10-13 21:22:33,368 INFO L443 ceAbstractionStarter]: For program point L462(lines 462 472) no Hoare annotation was computed. [2019-10-13 21:22:33,369 INFO L446 ceAbstractionStarter]: At program point L460(line 460) the Hoare annotation is: true [2019-10-13 21:22:33,369 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 450 478) no Hoare annotation was computed. [2019-10-13 21:22:33,369 INFO L443 ceAbstractionStarter]: For program point L460-1(line 460) no Hoare annotation was computed. [2019-10-13 21:22:33,369 INFO L443 ceAbstractionStarter]: For program point L458(lines 458 475) no Hoare annotation was computed. [2019-10-13 21:22:33,369 INFO L443 ceAbstractionStarter]: For program point L458-1(lines 450 478) no Hoare annotation was computed. [2019-10-13 21:22:33,369 INFO L446 ceAbstractionStarter]: At program point L456(line 456) the Hoare annotation is: true [2019-10-13 21:22:33,370 INFO L443 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2019-10-13 21:22:33,370 INFO L439 ceAbstractionStarter]: At program point L418-1(line 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:22:33,370 INFO L443 ceAbstractionStarter]: For program point L416(lines 416 423) no Hoare annotation was computed. [2019-10-13 21:22:33,370 INFO L443 ceAbstractionStarter]: For program point L416-1(lines 416 423) no Hoare annotation was computed. [2019-10-13 21:22:33,371 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-10-13 21:22:33,372 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 406 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,373 INFO L439 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,374 INFO L439 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,375 INFO L439 ceAbstractionStarter]: At program point L412-1(line 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,375 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 406 428) no Hoare annotation was computed. [2019-10-13 21:22:33,375 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 406 428) no Hoare annotation was computed. [2019-10-13 21:22:33,375 INFO L439 ceAbstractionStarter]: At program point L418(line 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 363 386) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 363 386) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 363 386) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-13 21:22:33,376 INFO L443 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L375(line 375) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L374(line 374) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L372(line 372) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L371(line 371) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L370(line 370) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point L368(line 368) no Hoare annotation was computed. [2019-10-13 21:22:33,377 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 212 220) no Hoare annotation was computed. [2019-10-13 21:22:33,378 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 212 220) the Hoare annotation is: true [2019-10-13 21:22:33,378 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 212 220) no Hoare annotation was computed. [2019-10-13 21:22:33,378 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-10-13 21:22:33,378 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 257 275) the Hoare annotation is: true [2019-10-13 21:22:33,378 INFO L446 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: true [2019-10-13 21:22:33,378 INFO L443 ceAbstractionStarter]: For program point L266-2(lines 266 270) no Hoare annotation was computed. [2019-10-13 21:22:33,378 INFO L443 ceAbstractionStarter]: For program point L264-1(line 264) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 257 275) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 257 275) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point L251-1(line 251) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 248) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 221 256) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2019-10-13 21:22:33,379 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 221 256) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 221 256) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 486 531) no Hoare annotation was computed. [2019-10-13 21:22:33,380 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 486 531) no Hoare annotation was computed. [2019-10-13 21:22:33,381 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 486 531) no Hoare annotation was computed. [2019-10-13 21:22:33,381 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 799 844) no Hoare annotation was computed. [2019-10-13 21:22:33,381 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 826) no Hoare annotation was computed. [2019-10-13 21:22:33,381 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 833) no Hoare annotation was computed. [2019-10-13 21:22:33,381 INFO L443 ceAbstractionStarter]: For program point L813-1(lines 813 833) no Hoare annotation was computed. [2019-10-13 21:22:33,382 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 799 844) no Hoare annotation was computed. [2019-10-13 21:22:33,382 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 799 844) no Hoare annotation was computed. [2019-10-13 21:22:33,382 INFO L439 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,382 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 395 405) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,382 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 395 405) no Hoare annotation was computed. [2019-10-13 21:22:33,382 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 395 405) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 201 211) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point L206-1(line 206) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 201 211) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 201 211) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 193 200) the Hoare annotation is: true [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 193 200) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 193 200) no Hoare annotation was computed. [2019-10-13 21:22:33,383 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 160 184) no Hoare annotation was computed. [2019-10-13 21:22:33,384 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 160 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,384 INFO L439 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,384 INFO L443 ceAbstractionStarter]: For program point L179-1(lines 160 184) no Hoare annotation was computed. [2019-10-13 21:22:33,384 INFO L439 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,384 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,384 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 176) no Hoare annotation was computed. [2019-10-13 21:22:33,384 INFO L439 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,385 INFO L443 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2019-10-13 21:22:33,385 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 181) no Hoare annotation was computed. [2019-10-13 21:22:33,385 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 152 158) no Hoare annotation was computed. [2019-10-13 21:22:33,385 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 152 158) the Hoare annotation is: true [2019-10-13 21:22:33,387 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,388 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2019-10-13 21:22:33,388 INFO L439 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,388 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-10-13 21:22:33,388 INFO L439 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,388 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-10-13 21:22:33,388 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-10-13 21:22:33,389 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,389 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-13 21:22:33,389 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-10-13 21:22:33,389 INFO L439 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,389 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,389 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-13 21:22:33,389 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point L767(lines 767 787) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point L767-1(lines 767 787) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 753 798) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 753 798) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 753 798) no Hoare annotation was computed. [2019-10-13 21:22:33,390 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 780) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 925 933) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 925 933) the Hoare annotation is: true [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 925 933) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 893 915) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 893 915) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 909) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 893 915) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point L901-2(lines 901 909) no Hoare annotation was computed. [2019-10-13 21:22:33,391 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 298 307) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 650 752) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L700(lines 699 719) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L731(line 731) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L731-1(line 731) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 737) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L715(line 715) no Hoare annotation was computed. [2019-10-13 21:22:33,392 INFO L443 ceAbstractionStarter]: For program point L715-1(line 715) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 650 752) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 678) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 749) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 705) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point L699-2(lines 699 719) no Hoare annotation was computed. [2019-10-13 21:22:33,393 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 650 752) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point L720(lines 698 721) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point L679(lines 679 695) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 746) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 185 192) no Hoare annotation was computed. [2019-10-13 21:22:33,394 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 185 192) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 185 192) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 916 924) the Hoare annotation is: true [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 916 924) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 916 924) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 872 883) the Hoare annotation is: true [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 872 883) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 872 883) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,395 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,396 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,396 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,396 INFO L439 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,396 INFO L439 ceAbstractionStarter]: At program point L139(lines 139 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,396 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 151) no Hoare annotation was computed. [2019-10-13 21:22:33,396 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 151) no Hoare annotation was computed. [2019-10-13 21:22:33,396 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:22:33,397 INFO L443 ceAbstractionStarter]: For program point L132(lines 128 150) no Hoare annotation was computed. [2019-10-13 21:22:33,397 INFO L443 ceAbstractionStarter]: For program point L130(lines 128 150) no Hoare annotation was computed. [2019-10-13 21:22:33,397 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 333 362) no Hoare annotation was computed. [2019-10-13 21:22:33,397 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 333 362) the Hoare annotation is: true [2019-10-13 21:22:33,397 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2019-10-13 21:22:33,397 INFO L446 ceAbstractionStarter]: At program point L347-1(lines 347 351) the Hoare annotation is: true [2019-10-13 21:22:33,397 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-10-13 21:22:33,398 INFO L446 ceAbstractionStarter]: At program point L343-2(lines 343 357) the Hoare annotation is: true [2019-10-13 21:22:33,398 INFO L446 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: true [2019-10-13 21:22:33,398 INFO L443 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2019-10-13 21:22:33,398 INFO L446 ceAbstractionStarter]: At program point L358(lines 333 362) the Hoare annotation is: true [2019-10-13 21:22:33,399 INFO L443 ceAbstractionStarter]: For program point L354(line 354) no Hoare annotation was computed. [2019-10-13 21:22:33,399 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 884 892) no Hoare annotation was computed. [2019-10-13 21:22:33,399 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 884 892) no Hoare annotation was computed. [2019-10-13 21:22:33,399 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 884 892) no Hoare annotation was computed. [2019-10-13 21:22:33,399 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 848 859) the Hoare annotation is: true [2019-10-13 21:22:33,400 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 848 859) no Hoare annotation was computed. [2019-10-13 21:22:33,400 INFO L443 ceAbstractionStarter]: For program point L852-1(lines 848 859) no Hoare annotation was computed. [2019-10-13 21:22:33,400 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 387 393) no Hoare annotation was computed. [2019-10-13 21:22:33,400 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 387 393) the Hoare annotation is: true [2019-10-13 21:22:33,400 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,401 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 21:22:33,401 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:33,401 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:33,401 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 276 283) no Hoare annotation was computed. [2019-10-13 21:22:33,401 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 276 283) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:33,401 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 276 283) no Hoare annotation was computed. [2019-10-13 21:22:33,401 INFO L443 ceAbstractionStarter]: For program point L864-1(lines 860 871) no Hoare annotation was computed. [2019-10-13 21:22:33,401 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 860 871) no Hoare annotation was computed. [2019-10-13 21:22:33,402 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 860 871) the Hoare annotation is: true [2019-10-13 21:22:33,402 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 285 292) no Hoare annotation was computed. [2019-10-13 21:22:33,402 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 289) no Hoare annotation was computed. [2019-10-13 21:22:33,402 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 285 292) the Hoare annotation is: true [2019-10-13 21:22:33,402 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 285 292) no Hoare annotation was computed. [2019-10-13 21:22:33,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:33 BoogieIcfgContainer [2019-10-13 21:22:33,440 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:33,445 INFO L168 Benchmark]: Toolchain (without parser) took 4768.73 ms. Allocated memory was 107.0 MB in the beginning and 215.0 MB in the end (delta: 108.0 MB). Free memory was 72.0 MB in the beginning and 142.8 MB in the end (delta: -70.9 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,447 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 107.0 MB. Free memory was 91.0 MB in the beginning and 90.9 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.18 ms. Allocated memory was 107.0 MB in the beginning and 164.1 MB in the end (delta: 57.1 MB). Free memory was 71.8 MB in the beginning and 138.4 MB in the end (delta: -66.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,449 INFO L168 Benchmark]: Boogie Preprocessor took 119.32 ms. Allocated memory is still 164.1 MB. Free memory was 138.4 MB in the beginning and 133.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,451 INFO L168 Benchmark]: RCFGBuilder took 1250.30 ms. Allocated memory was 164.1 MB in the beginning and 186.1 MB in the end (delta: 22.0 MB). Free memory was 133.8 MB in the beginning and 127.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,452 INFO L168 Benchmark]: TraceAbstraction took 2685.28 ms. Allocated memory was 186.1 MB in the beginning and 215.0 MB in the end (delta: 28.8 MB). Free memory was 126.2 MB in the beginning and 142.8 MB in the end (delta: -16.6 MB). Peak memory consumption was 64.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:33,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 107.0 MB. Free memory was 91.0 MB in the beginning and 90.9 MB in the end (delta: 105.2 kB). Peak memory consumption was 105.2 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.18 ms. Allocated memory was 107.0 MB in the beginning and 164.1 MB in the end (delta: 57.1 MB). Free memory was 71.8 MB in the beginning and 138.4 MB in the end (delta: -66.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.32 ms. Allocated memory is still 164.1 MB. Free memory was 138.4 MB in the beginning and 133.8 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1250.30 ms. Allocated memory was 164.1 MB in the beginning and 186.1 MB in the end (delta: 22.0 MB). Free memory was 133.8 MB in the beginning and 127.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2685.28 ms. Allocated memory was 186.1 MB in the beginning and 215.0 MB in the end (delta: 28.8 MB). Free memory was 126.2 MB in the beginning and 142.8 MB in the end (delta: -16.6 MB). Peak memory consumption was 64.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 289]: 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: 333]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 228 locations, 1 error locations. Result: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 464 SDtfs, 209 SDslu, 483 SDs, 0 SdLazy, 296 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 175 PreInvPairs, 183 NumberOfFragments, 407 HoareAnnotationTreeSize, 175 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 54 FomulaSimplificationsInter, 336 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 27417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...