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_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:20:11,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:20:11,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:20:11,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:20:11,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:20:11,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:20:11,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:20:11,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:20:11,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:20:11,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:20:11,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:20:11,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:20:11,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:20:11,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:20:11,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:20:11,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:20:11,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:20:11,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:20:11,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:20:11,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:20:11,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:20:11,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:20:11,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:20:11,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:20:11,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:20:11,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:20:11,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:20:11,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:20:11,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:20:11,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:20:11,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:20:11,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:20:11,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:20:11,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:20:11,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:20:11,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:20:11,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:20:11,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:20:11,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:20:11,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:20:11,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:20:11,160 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 21:20:11,177 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:20:11,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:20:11,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:20:11,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:20:11,180 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:20:11,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:20:11,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:20:11,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:20:11,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:20:11,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:20:11,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:20:11,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:20:11,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:20:11,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:20:11,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:20:11,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:20:11,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:20:11,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:20:11,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:20:11,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:20:11,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:20:11,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:20:11,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:20:11,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:20:11,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:20:11,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:20:11,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:20:11,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:20:11,186 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 21:20:11,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:20:11,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:20:11,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:20:11,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:20:11,511 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:20:11,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-10-13 21:20:11,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d2763bb/2c766ffc7715433b8884d91e6d2429d1/FLAGada720991 [2019-10-13 21:20:12,164 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:20:12,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-10-13 21:20:12,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d2763bb/2c766ffc7715433b8884d91e6d2429d1/FLAGada720991 [2019-10-13 21:20:12,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0d2763bb/2c766ffc7715433b8884d91e6d2429d1 [2019-10-13 21:20:12,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:20:12,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:20:12,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:12,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:20:12,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:20:12,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:12" (1/1) ... [2019-10-13 21:20:12,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61483866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:12, skipping insertion in model container [2019-10-13 21:20:12,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:20:12" (1/1) ... [2019-10-13 21:20:12,483 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:20:12,544 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:20:13,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:13,048 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:20:13,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:20:13,181 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:20:13,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13 WrapperNode [2019-10-13 21:20:13,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:20:13,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:20:13,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:20:13,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:20:13,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (1/1) ... [2019-10-13 21:20:13,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:20:13,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:20:13,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:20:13,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:20:13,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (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 21:20:13,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:20:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:20:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:20:13,397 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:20:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:20:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:20:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:20:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:20:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:20:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:20:13,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:20:13,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:20:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:13,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:13,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:20:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:20:13,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:20:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:20:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:20:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:20:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:20:13,406 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:20:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:20:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:20:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:20:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:20:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:20:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:20:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:20:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:20:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:20:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:20:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:20:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:20:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:20:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:20:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:20:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:20:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:20:13,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:20:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:20:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:20:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:20:13,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:20:13,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:20:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:20:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:20:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:20:13,416 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:20:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:20:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:20:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:20:13,417 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:20:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:20:13,418 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:20:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:20:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:20:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:20:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:20:13,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:20:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:20:13,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:20:14,603 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:20:14,603 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:20:14,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:14 BoogieIcfgContainer [2019-10-13 21:20:14,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:20:14,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:20:14,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:20:14,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:20:14,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:20:12" (1/3) ... [2019-10-13 21:20:14,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c9a2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:14, skipping insertion in model container [2019-10-13 21:20:14,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:20:13" (2/3) ... [2019-10-13 21:20:14,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c9a2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:20:14, skipping insertion in model container [2019-10-13 21:20:14,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:20:14" (3/3) ... [2019-10-13 21:20:14,614 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product02.cil.c [2019-10-13 21:20:14,625 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:20:14,634 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:20:14,646 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:20:14,674 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:20:14,674 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:20:14,674 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:20:14,674 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:20:14,675 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:20:14,675 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:20:14,675 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:20:14,675 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:20:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2019-10-13 21:20:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:20:14,708 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:14,709 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:14,711 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:14,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:14,717 INFO L82 PathProgramCache]: Analyzing trace with hash -381422991, now seen corresponding path program 1 times [2019-10-13 21:20:14,727 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:14,727 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320394111] [2019-10-13 21:20:14,727 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:14,728 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:14,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:15,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:15,129 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320394111] [2019-10-13 21:20:15,131 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:15,132 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:20:15,132 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013732178] [2019-10-13 21:20:15,138 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:20:15,141 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:15,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:20:15,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:20:15,160 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 2 states. [2019-10-13 21:20:15,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:15,207 INFO L93 Difference]: Finished difference Result 176 states and 221 transitions. [2019-10-13 21:20:15,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:20:15,208 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-13 21:20:15,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:15,222 INFO L225 Difference]: With dead ends: 176 [2019-10-13 21:20:15,222 INFO L226 Difference]: Without dead ends: 90 [2019-10-13 21:20:15,230 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 21:20:15,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-10-13 21:20:15,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2019-10-13 21:20:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-13 21:20:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2019-10-13 21:20:15,286 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 51 [2019-10-13 21:20:15,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:15,286 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2019-10-13 21:20:15,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:20:15,287 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2019-10-13 21:20:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:20:15,290 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:15,290 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:15,290 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:15,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:15,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1660884333, now seen corresponding path program 1 times [2019-10-13 21:20:15,291 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:15,291 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099666703] [2019-10-13 21:20:15,292 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:15,292 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:15,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:15,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:15,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:15,401 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099666703] [2019-10-13 21:20:15,401 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:15,401 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:20:15,401 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131883534] [2019-10-13 21:20:15,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:20:15,404 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:15,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:20:15,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:20:15,404 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2019-10-13 21:20:15,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:15,440 INFO L93 Difference]: Finished difference Result 121 states and 139 transitions. [2019-10-13 21:20:15,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:20:15,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-13 21:20:15,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:15,444 INFO L225 Difference]: With dead ends: 121 [2019-10-13 21:20:15,445 INFO L226 Difference]: Without dead ends: 81 [2019-10-13 21:20:15,448 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 21:20:15,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-10-13 21:20:15,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-10-13 21:20:15,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-10-13 21:20:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2019-10-13 21:20:15,470 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 52 [2019-10-13 21:20:15,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:15,475 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2019-10-13 21:20:15,475 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:20:15,475 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2019-10-13 21:20:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:20:15,478 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:15,478 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:15,479 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:15,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:15,479 INFO L82 PathProgramCache]: Analyzing trace with hash -562457481, now seen corresponding path program 1 times [2019-10-13 21:20:15,479 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:15,480 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203495353] [2019-10-13 21:20:15,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:15,480 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:15,480 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:15,696 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203495353] [2019-10-13 21:20:15,696 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:15,696 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:20:15,696 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29626600] [2019-10-13 21:20:15,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:20:15,697 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:15,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:20:15,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:20:15,698 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 7 states. [2019-10-13 21:20:15,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:15,984 INFO L93 Difference]: Finished difference Result 134 states and 157 transitions. [2019-10-13 21:20:15,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:15,984 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 21:20:15,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:15,987 INFO L225 Difference]: With dead ends: 134 [2019-10-13 21:20:15,988 INFO L226 Difference]: Without dead ends: 81 [2019-10-13 21:20:15,990 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 21:20:15,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-10-13 21:20:16,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-10-13 21:20:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-10-13 21:20:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 91 transitions. [2019-10-13 21:20:16,012 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 91 transitions. Word has length 57 [2019-10-13 21:20:16,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:16,014 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 91 transitions. [2019-10-13 21:20:16,014 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:20:16,015 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2019-10-13 21:20:16,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 21:20:16,020 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:16,020 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:16,020 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:16,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:16,021 INFO L82 PathProgramCache]: Analyzing trace with hash -423646974, now seen corresponding path program 1 times [2019-10-13 21:20:16,021 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:16,021 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226041537] [2019-10-13 21:20:16,021 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:16,022 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:16,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:16,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226041537] [2019-10-13 21:20:16,228 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:16,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:16,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974606712] [2019-10-13 21:20:16,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:16,230 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:16,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:16,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:16,233 INFO L87 Difference]: Start difference. First operand 81 states and 91 transitions. Second operand 6 states. [2019-10-13 21:20:16,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:16,477 INFO L93 Difference]: Finished difference Result 179 states and 212 transitions. [2019-10-13 21:20:16,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:20:16,478 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2019-10-13 21:20:16,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:16,486 INFO L225 Difference]: With dead ends: 179 [2019-10-13 21:20:16,486 INFO L226 Difference]: Without dead ends: 126 [2019-10-13 21:20:16,488 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:20:16,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2019-10-13 21:20:16,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2019-10-13 21:20:16,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-10-13 21:20:16,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 142 transitions. [2019-10-13 21:20:16,522 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 142 transitions. Word has length 60 [2019-10-13 21:20:16,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:16,523 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 142 transitions. [2019-10-13 21:20:16,526 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:16,527 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2019-10-13 21:20:16,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 21:20:16,531 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:20:16,531 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:20:16,532 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:20:16,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:20:16,536 INFO L82 PathProgramCache]: Analyzing trace with hash -971040994, now seen corresponding path program 1 times [2019-10-13 21:20:16,536 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:20:16,536 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625869627] [2019-10-13 21:20:16,536 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:16,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:20:16,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:20:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:20:16,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:20:16,671 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625869627] [2019-10-13 21:20:16,671 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:20:16,671 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:20:16,672 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093481656] [2019-10-13 21:20:16,672 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:20:16,672 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:20:16,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:20:16,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:20:16,673 INFO L87 Difference]: Start difference. First operand 124 states and 142 transitions. Second operand 6 states. [2019-10-13 21:20:16,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:20:16,823 INFO L93 Difference]: Finished difference Result 210 states and 247 transitions. [2019-10-13 21:20:16,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:20:16,824 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-13 21:20:16,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:20:16,824 INFO L225 Difference]: With dead ends: 210 [2019-10-13 21:20:16,824 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:20:16,826 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 [2019-10-13 21:20:16,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:20:16,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:20:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:20:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:20:16,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-10-13 21:20:16,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:20:16,827 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:20:16,827 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:20:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:20:16,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:20:16,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:20:17,473 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 292) no Hoare annotation was computed. [2019-10-13 21:20:17,473 INFO L443 ceAbstractionStarter]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point L283(line 283) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point L282-2(lines 282 303) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 257 312) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point L304(lines 281 305) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 257 312) no Hoare annotation was computed. [2019-10-13 21:20:17,474 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 257 312) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 349) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point L345-1(lines 345 349) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 313 372) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point L339-2(lines 339 364) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 313 372) no Hoare annotation was computed. [2019-10-13 21:20:17,475 INFO L443 ceAbstractionStarter]: For program point L365(lines 338 366) no Hoare annotation was computed. [2019-10-13 21:20:17,476 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 313 372) no Hoare annotation was computed. [2019-10-13 21:20:17,476 INFO L443 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2019-10-13 21:20:17,476 INFO L443 ceAbstractionStarter]: For program point L358-1(line 358) no Hoare annotation was computed. [2019-10-13 21:20:17,476 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 21:20:17,476 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 21:20:17,476 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:20:17,477 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 21:20:17,477 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:20:17,477 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 647 669) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,477 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 647 669) no Hoare annotation was computed. [2019-10-13 21:20:17,479 INFO L439 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,479 INFO L439 ceAbstractionStarter]: At program point L659-1(line 659) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,479 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 664) no Hoare annotation was computed. [2019-10-13 21:20:17,479 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 664) no Hoare annotation was computed. [2019-10-13 21:20:17,479 INFO L443 ceAbstractionStarter]: For program point L655(line 655) no Hoare annotation was computed. [2019-10-13 21:20:17,479 INFO L439 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,480 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,480 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 647 669) no Hoare annotation was computed. [2019-10-13 21:20:17,480 INFO L439 ceAbstractionStarter]: At program point L653-1(line 653) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,480 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-10-13 21:20:17,480 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 604 627) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 604 627) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 604 627) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2019-10-13 21:20:17,481 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L612(line 612) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2019-10-13 21:20:17,482 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 759) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-10-13 21:20:17,483 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 211 256) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 211 256) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 211 256) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 551) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point L538(lines 538 558) no Hoare annotation was computed. [2019-10-13 21:20:17,484 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 524 569) no Hoare annotation was computed. [2019-10-13 21:20:17,485 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 538 558) no Hoare annotation was computed. [2019-10-13 21:20:17,485 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 524 569) no Hoare annotation was computed. [2019-10-13 21:20:17,485 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 524 569) no Hoare annotation was computed. [2019-10-13 21:20:17,485 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,485 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 636 646) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,485 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 636 646) no Hoare annotation was computed. [2019-10-13 21:20:17,485 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 636 646) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 724 734) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point L729(line 729) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2019-10-13 21:20:17,486 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 716 723) no Hoare annotation was computed. [2019-10-13 21:20:17,491 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2019-10-13 21:20:17,491 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2019-10-13 21:20:17,491 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 701 707) no Hoare annotation was computed. [2019-10-13 21:20:17,491 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 701 707) the Hoare annotation is: true [2019-10-13 21:20:17,491 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2019-10-13 21:20:17,491 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 789 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,491 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 789 854) no Hoare annotation was computed. [2019-10-13 21:20:17,492 INFO L439 ceAbstractionStarter]: At program point L847(lines 798 848) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,495 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 841) no Hoare annotation was computed. [2019-10-13 21:20:17,496 INFO L439 ceAbstractionStarter]: At program point L837-2(lines 829 842) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:20:17,496 INFO L443 ceAbstractionStarter]: For program point L800(lines 799 846) no Hoare annotation was computed. [2019-10-13 21:20:17,496 INFO L439 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:20:17,496 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 842) no Hoare annotation was computed. [2019-10-13 21:20:17,496 INFO L439 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:20:17,496 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 825) no Hoare annotation was computed. [2019-10-13 21:20:17,496 INFO L443 ceAbstractionStarter]: For program point L819-1(lines 819 825) no Hoare annotation was computed. [2019-10-13 21:20:17,497 INFO L439 ceAbstractionStarter]: At program point L844(lines 799 846) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:20:17,497 INFO L439 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0))) [2019-10-13 21:20:17,497 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2019-10-13 21:20:17,497 INFO L443 ceAbstractionStarter]: For program point L809-1(lines 809 815) no Hoare annotation was computed. [2019-10-13 21:20:17,498 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 789 854) no Hoare annotation was computed. [2019-10-13 21:20:17,498 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 478 523) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 478 523) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 478 523) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point L492(lines 492 512) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 492 512) no Hoare annotation was computed. [2019-10-13 21:20:17,499 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:17,499 INFO L443 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 197) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L439 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 21:20:17,500 INFO L443 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L443 ceAbstractionStarter]: For program point L183(lines 183 200) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 175 203) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L446 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: true [2019-10-13 21:20:17,500 INFO L443 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2019-10-13 21:20:17,500 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 175 203) the Hoare annotation is: true [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 175 203) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 147) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2019-10-13 21:20:17,501 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 375 477) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L440-1(line 440) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L399(lines 399 403) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L463(lines 463 474) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 430) no Hoare annotation was computed. [2019-10-13 21:20:17,502 INFO L443 ceAbstractionStarter]: For program point L424-2(lines 424 444) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 375 477) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L445(lines 423 446) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 420) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 375 477) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 471) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L425(lines 424 444) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2019-10-13 21:20:17,503 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 462) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 708 715) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 708 715) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 708 715) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 154 162) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2019-10-13 21:20:17,504 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2019-10-13 21:20:17,505 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2019-10-13 21:20:17,506 INFO L446 ceAbstractionStarter]: At program point L690(line 690) the Hoare annotation is: true [2019-10-13 21:20:17,506 INFO L446 ceAbstractionStarter]: At program point L688(lines 688 694) the Hoare annotation is: true [2019-10-13 21:20:17,506 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 677 700) the Hoare annotation is: true [2019-10-13 21:20:17,506 INFO L439 ceAbstractionStarter]: At program point L683(line 683) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 21:20:17,506 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 677 700) no Hoare annotation was computed. [2019-10-13 21:20:17,506 INFO L443 ceAbstractionStarter]: For program point L681(lines 680 699) no Hoare annotation was computed. [2019-10-13 21:20:17,506 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 677 700) no Hoare annotation was computed. [2019-10-13 21:20:17,506 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 573 602) no Hoare annotation was computed. [2019-10-13 21:20:17,507 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 573 602) the Hoare annotation is: true [2019-10-13 21:20:17,507 INFO L446 ceAbstractionStarter]: At program point L598(lines 573 602) the Hoare annotation is: true [2019-10-13 21:20:17,507 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-10-13 21:20:17,507 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-10-13 21:20:17,507 INFO L446 ceAbstractionStarter]: At program point L587-1(lines 587 591) the Hoare annotation is: true [2019-10-13 21:20:17,507 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-10-13 21:20:17,507 INFO L446 ceAbstractionStarter]: At program point L583-2(lines 583 597) the Hoare annotation is: true [2019-10-13 21:20:17,507 INFO L446 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2019-10-13 21:20:17,508 INFO L443 ceAbstractionStarter]: For program point L579-1(line 579) no Hoare annotation was computed. [2019-10-13 21:20:17,508 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2019-10-13 21:20:17,508 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2019-10-13 21:20:17,508 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2019-10-13 21:20:17,508 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 628 634) no Hoare annotation was computed. [2019-10-13 21:20:17,508 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 628 634) the Hoare annotation is: true [2019-10-13 21:20:17,508 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,508 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 21:20:17,509 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:20:17,509 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:20:17,509 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 780 787) no Hoare annotation was computed. [2019-10-13 21:20:17,509 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-13 21:20:17,509 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 780 787) no Hoare annotation was computed. [2019-10-13 21:20:17,509 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2019-10-13 21:20:17,509 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2019-10-13 21:20:17,509 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2019-10-13 21:20:17,510 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 856 863) no Hoare annotation was computed. [2019-10-13 21:20:17,510 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2019-10-13 21:20:17,510 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 856 863) the Hoare annotation is: true [2019-10-13 21:20:17,510 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 856 863) no Hoare annotation was computed. [2019-10-13 21:20:17,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:20:17 BoogieIcfgContainer [2019-10-13 21:20:17,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:20:17,528 INFO L168 Benchmark]: Toolchain (without parser) took 5061.15 ms. Allocated memory was 138.9 MB in the beginning and 245.9 MB in the end (delta: 107.0 MB). Free memory was 101.8 MB in the beginning and 188.2 MB in the end (delta: -86.5 MB). Peak memory consumption was 119.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,529 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.62 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.5 MB in the beginning and 170.6 MB in the end (delta: -69.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,531 INFO L168 Benchmark]: Boogie Preprocessor took 123.71 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,533 INFO L168 Benchmark]: RCFGBuilder took 1297.83 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 166.0 MB in the beginning and 201.1 MB in the end (delta: -35.0 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,534 INFO L168 Benchmark]: TraceAbstraction took 2918.98 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 201.1 MB in the beginning and 188.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 122.6 MB. Max. memory is 7.1 GB. [2019-10-13 21:20:17,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.62 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.5 MB in the beginning and 170.6 MB in the end (delta: -69.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.71 ms. Allocated memory is still 202.9 MB. Free memory was 170.6 MB in the beginning and 166.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1297.83 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 166.0 MB in the beginning and 201.1 MB in the end (delta: -35.0 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2918.98 ms. Allocated memory was 235.4 MB in the beginning and 245.9 MB in the end (delta: 10.5 MB). Free memory was 201.1 MB in the beginning and 188.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 122.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: 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: 798]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || (1 == systemActive && 0 == splverifierCounter) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 203 locations, 1 error locations. Result: SAFE, OverallTime: 2.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 468 SDtfs, 184 SDslu, 776 SDs, 0 SdLazy, 181 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 163 PreInvPairs, 178 NumberOfFragments, 391 HoareAnnotationTreeSize, 163 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 576 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 279 ConstructedInterpolants, 0 QuantifiedInterpolants, 28779 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...