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_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:23,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:23,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:23,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:23,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:23,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:23,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:23,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:23,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:23,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:23,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:23,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:23,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:23,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:23,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:23,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:23,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:23,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:23,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:23,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:23,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:23,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:23,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:23,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:23,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:23,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:23,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:23,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:23,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:23,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:23,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:23,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:23,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:23,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:23,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:23,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:23,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:23,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:23,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:23,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:23,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:23,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:19:23,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:23,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:23,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:23,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:23,207 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:23,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:23,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:23,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:23,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:23,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:23,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:23,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:23,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:23,209 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:23,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:23,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:23,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:23,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:23,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:23,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:23,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:23,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:23,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:23,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:23,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:23,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:23,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:23,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:23,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:23,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:23,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:23,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:23,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:23,494 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:23,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-10-15 01:19:23,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff2cb5c2/46fabf767fd94169b055541243449b17/FLAGe5940fd39 [2019-10-15 01:19:24,108 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:24,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product05.cil.c [2019-10-15 01:19:24,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff2cb5c2/46fabf767fd94169b055541243449b17/FLAGe5940fd39 [2019-10-15 01:19:24,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aff2cb5c2/46fabf767fd94169b055541243449b17 [2019-10-15 01:19:24,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:24,412 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:24,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:24,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:24,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:24,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:24" (1/1) ... [2019-10-15 01:19:24,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe97d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:24, skipping insertion in model container [2019-10-15 01:19:24,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:24" (1/1) ... [2019-10-15 01:19:24,434 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:24,496 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:24,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:24,973 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:25,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:25,099 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:25,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25 WrapperNode [2019-10-15 01:19:25,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:25,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:25,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:25,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:25,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... [2019-10-15 01:19:25,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:25,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:25,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:25,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:25,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:25,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:25,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:25,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:25,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:25,245 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:25,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:25,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:25,248 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:25,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:25,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:25,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:25,252 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:25,253 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:25,253 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:25,254 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:25,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:25,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:25,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:25,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:25,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:25,256 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:25,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:25,258 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:25,261 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:25,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:25,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:25,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:25,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:26,311 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:26,311 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:26,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:26 BoogieIcfgContainer [2019-10-15 01:19:26,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:26,314 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:26,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:26,317 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:26,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:24" (1/3) ... [2019-10-15 01:19:26,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab89af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:26, skipping insertion in model container [2019-10-15 01:19:26,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:25" (2/3) ... [2019-10-15 01:19:26,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ab89af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:26, skipping insertion in model container [2019-10-15 01:19:26,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:26" (3/3) ... [2019-10-15 01:19:26,321 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product05.cil.c [2019-10-15 01:19:26,331 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:26,340 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:26,352 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:26,381 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:26,381 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:26,381 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:26,381 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:26,382 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:26,382 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:26,382 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:26,382 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:26,404 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2019-10-15 01:19:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:26,412 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:26,413 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] [2019-10-15 01:19:26,414 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:26,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:26,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1269401024, now seen corresponding path program 1 times [2019-10-15 01:19:26,429 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:26,429 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367707130] [2019-10-15 01:19:26,430 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:26,430 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:26,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:26,775 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367707130] [2019-10-15 01:19:26,776 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:26,776 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:26,776 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140859742] [2019-10-15 01:19:26,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:26,785 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:26,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:26,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:26,802 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2019-10-15 01:19:26,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:26,843 INFO L93 Difference]: Finished difference Result 204 states and 257 transitions. [2019-10-15 01:19:26,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:26,845 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:26,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:26,861 INFO L225 Difference]: With dead ends: 204 [2019-10-15 01:19:26,861 INFO L226 Difference]: Without dead ends: 104 [2019-10-15 01:19:26,867 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:26,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-15 01:19:26,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-10-15 01:19:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-10-15 01:19:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2019-10-15 01:19:26,922 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 51 [2019-10-15 01:19:26,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:26,922 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2019-10-15 01:19:26,922 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:26,923 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2019-10-15 01:19:26,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:26,926 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:26,926 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] [2019-10-15 01:19:26,927 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:26,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:26,927 INFO L82 PathProgramCache]: Analyzing trace with hash 595669144, now seen corresponding path program 1 times [2019-10-15 01:19:26,928 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:26,928 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107428384] [2019-10-15 01:19:26,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:26,928 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:26,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:27,057 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107428384] [2019-10-15 01:19:27,058 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:27,058 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:27,058 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762711883] [2019-10-15 01:19:27,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:27,060 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:27,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:27,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:27,061 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand 3 states. [2019-10-15 01:19:27,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:27,085 INFO L93 Difference]: Finished difference Result 153 states and 179 transitions. [2019-10-15 01:19:27,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:27,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:27,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:27,088 INFO L225 Difference]: With dead ends: 153 [2019-10-15 01:19:27,088 INFO L226 Difference]: Without dead ends: 95 [2019-10-15 01:19:27,089 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:27,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-15 01:19:27,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-15 01:19:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-15 01:19:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2019-10-15 01:19:27,101 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 52 [2019-10-15 01:19:27,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:27,102 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2019-10-15 01:19:27,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2019-10-15 01:19:27,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 01:19:27,104 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:27,104 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] [2019-10-15 01:19:27,105 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:27,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:27,105 INFO L82 PathProgramCache]: Analyzing trace with hash 111621899, now seen corresponding path program 1 times [2019-10-15 01:19:27,105 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:27,105 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883277545] [2019-10-15 01:19:27,106 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:27,106 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:27,106 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:27,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:27,309 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883277545] [2019-10-15 01:19:27,309 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:27,310 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:27,310 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484020792] [2019-10-15 01:19:27,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:27,312 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:27,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:27,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:27,313 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 7 states. [2019-10-15 01:19:27,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:27,617 INFO L93 Difference]: Finished difference Result 162 states and 193 transitions. [2019-10-15 01:19:27,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:27,618 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-15 01:19:27,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:27,620 INFO L225 Difference]: With dead ends: 162 [2019-10-15 01:19:27,620 INFO L226 Difference]: Without dead ends: 95 [2019-10-15 01:19:27,621 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:27,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-15 01:19:27,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-15 01:19:27,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-15 01:19:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-10-15 01:19:27,635 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 56 [2019-10-15 01:19:27,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:27,635 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-10-15 01:19:27,635 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-10-15 01:19:27,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-15 01:19:27,638 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:27,638 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] [2019-10-15 01:19:27,639 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:27,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:27,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1110138086, now seen corresponding path program 1 times [2019-10-15 01:19:27,639 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:27,640 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496022211] [2019-10-15 01:19:27,640 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:27,640 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:27,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:27,794 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496022211] [2019-10-15 01:19:27,794 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:27,794 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:27,795 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376452722] [2019-10-15 01:19:27,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:27,796 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:27,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:27,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:27,797 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 6 states. [2019-10-15 01:19:28,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:28,016 INFO L93 Difference]: Finished difference Result 221 states and 266 transitions. [2019-10-15 01:19:28,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:28,017 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2019-10-15 01:19:28,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:28,021 INFO L225 Difference]: With dead ends: 221 [2019-10-15 01:19:28,024 INFO L226 Difference]: Without dead ends: 154 [2019-10-15 01:19:28,025 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 [2019-10-15 01:19:28,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2019-10-15 01:19:28,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 152. [2019-10-15 01:19:28,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-10-15 01:19:28,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 178 transitions. [2019-10-15 01:19:28,065 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 178 transitions. Word has length 64 [2019-10-15 01:19:28,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:28,066 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 178 transitions. [2019-10-15 01:19:28,070 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:28,070 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2019-10-15 01:19:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-15 01:19:28,074 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:28,075 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, 1, 1, 1, 1] [2019-10-15 01:19:28,075 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:28,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:28,075 INFO L82 PathProgramCache]: Analyzing trace with hash 494399618, now seen corresponding path program 1 times [2019-10-15 01:19:28,076 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:28,076 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264670457] [2019-10-15 01:19:28,080 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:28,081 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:28,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:28,228 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264670457] [2019-10-15 01:19:28,228 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:28,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:28,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551809998] [2019-10-15 01:19:28,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:28,229 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:28,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:28,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:28,230 INFO L87 Difference]: Start difference. First operand 152 states and 178 transitions. Second operand 7 states. [2019-10-15 01:19:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:28,539 INFO L93 Difference]: Finished difference Result 240 states and 289 transitions. [2019-10-15 01:19:28,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:28,540 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 68 [2019-10-15 01:19:28,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:28,541 INFO L225 Difference]: With dead ends: 240 [2019-10-15 01:19:28,541 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:28,542 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 [2019-10-15 01:19:28,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:28,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:28,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:28,543 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2019-10-15 01:19:28,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:28,544 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:28,544 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:28,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:28,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:29,361 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 602) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point L598-1(lines 598 602) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 567 622) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point L592-2(lines 592 613) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 567 622) no Hoare annotation was computed. [2019-10-15 01:19:29,362 INFO L443 ceAbstractionStarter]: For program point L614(lines 591 615) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 567 622) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point L668(line 668) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point L668-1(line 668) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 623 682) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point L655(lines 655 659) no Hoare annotation was computed. [2019-10-15 01:19:29,363 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 623 682) no Hoare annotation was computed. [2019-10-15 01:19:29,364 INFO L443 ceAbstractionStarter]: For program point L655-1(lines 655 659) no Hoare annotation was computed. [2019-10-15 01:19:29,364 INFO L443 ceAbstractionStarter]: For program point L650(line 650) no Hoare annotation was computed. [2019-10-15 01:19:29,364 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 623 682) no Hoare annotation was computed. [2019-10-15 01:19:29,364 INFO L443 ceAbstractionStarter]: For program point L649-2(lines 649 674) no Hoare annotation was computed. [2019-10-15 01:19:29,364 INFO L443 ceAbstractionStarter]: For program point L675(lines 648 676) no Hoare annotation was computed. [2019-10-15 01:19:29,365 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 408 414) the Hoare annotation is: true [2019-10-15 01:19:29,365 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 408 414) no Hoare annotation was computed. [2019-10-15 01:19:29,365 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 415 423) no Hoare annotation was computed. [2019-10-15 01:19:29,365 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 415 423) the Hoare annotation is: true [2019-10-15 01:19:29,365 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 415 423) no Hoare annotation was computed. [2019-10-15 01:19:29,366 INFO L439 ceAbstractionStarter]: At program point L129(line 129) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,367 INFO L439 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,367 INFO L439 ceAbstractionStarter]: At program point L128-1(line 128) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,368 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,368 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2019-10-15 01:19:29,368 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2019-10-15 01:19:29,368 INFO L439 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:29,369 INFO L439 ceAbstractionStarter]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:29,369 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-10-15 01:19:29,369 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2019-10-15 01:19:29,369 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-15 01:19:29,369 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:19:29,369 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-15 01:19:29,370 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-15 01:19:29,371 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-15 01:19:29,372 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-15 01:19:29,372 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 344 352) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 344 352) the Hoare annotation is: true [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 344 352) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 380) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point L372-2(lines 372 380) no Hoare annotation was computed. [2019-10-15 01:19:29,373 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 353 388) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 368) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 353 388) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point L360-2(lines 360 368) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 353 388) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 401 407) no Hoare annotation was computed. [2019-10-15 01:19:29,374 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 401 407) the Hoare annotation is: true [2019-10-15 01:19:29,374 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 521 566) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 521 566) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 521 566) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 834 879) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 868) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point L848-1(lines 848 868) no Hoare annotation was computed. [2019-10-15 01:19:29,375 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 834 879) no Hoare annotation was computed. [2019-10-15 01:19:29,376 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 834 879) no Hoare annotation was computed. [2019-10-15 01:19:29,376 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,376 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,376 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2019-10-15 01:19:29,376 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2019-10-15 01:19:29,376 INFO L443 ceAbstractionStarter]: For program point L338-1(line 338) no Hoare annotation was computed. [2019-10-15 01:19:29,377 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 333 343) the Hoare annotation is: true [2019-10-15 01:19:29,377 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 333 343) no Hoare annotation was computed. [2019-10-15 01:19:29,377 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 333 343) no Hoare annotation was computed. [2019-10-15 01:19:29,377 INFO L446 ceAbstractionStarter]: At program point L338(line 338) the Hoare annotation is: true [2019-10-15 01:19:29,377 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 325 332) the Hoare annotation is: true [2019-10-15 01:19:29,377 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 325 332) no Hoare annotation was computed. [2019-10-15 01:19:29,378 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 325 332) no Hoare annotation was computed. [2019-10-15 01:19:29,379 INFO L439 ceAbstractionStarter]: At program point L311(line 311) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,379 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 292 316) no Hoare annotation was computed. [2019-10-15 01:19:29,379 INFO L443 ceAbstractionStarter]: For program point L311-1(lines 292 316) no Hoare annotation was computed. [2019-10-15 01:19:29,379 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 292 316) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,380 INFO L439 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,380 INFO L439 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,390 INFO L443 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2019-10-15 01:19:29,391 INFO L439 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,391 INFO L443 ceAbstractionStarter]: For program point L298-1(line 298) no Hoare annotation was computed. [2019-10-15 01:19:29,391 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 313) no Hoare annotation was computed. [2019-10-15 01:19:29,391 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 284 290) no Hoare annotation was computed. [2019-10-15 01:19:29,391 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 284 290) the Hoare annotation is: true [2019-10-15 01:19:29,391 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 188 251) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,391 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 188 251) no Hoare annotation was computed. [2019-10-15 01:19:29,392 INFO L439 ceAbstractionStarter]: At program point L244(lines 197 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,392 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-15 01:19:29,392 INFO L439 ceAbstractionStarter]: At program point L234-2(lines 228 239) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,392 INFO L443 ceAbstractionStarter]: For program point L199(lines 198 243) no Hoare annotation was computed. [2019-10-15 01:19:29,392 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 239) no Hoare annotation was computed. [2019-10-15 01:19:29,392 INFO L439 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,393 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 224) no Hoare annotation was computed. [2019-10-15 01:19:29,393 INFO L443 ceAbstractionStarter]: For program point L218-1(lines 218 224) no Hoare annotation was computed. [2019-10-15 01:19:29,393 INFO L439 ceAbstractionStarter]: At program point L210(line 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,393 INFO L439 ceAbstractionStarter]: At program point L241(lines 198 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,393 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 214) no Hoare annotation was computed. [2019-10-15 01:19:29,393 INFO L443 ceAbstractionStarter]: For program point L208-1(lines 208 214) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point L200(lines 200 204) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 188 251) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 788 833) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 788 833) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 788 833) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 815) no Hoare annotation was computed. [2019-10-15 01:19:29,394 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 822) no Hoare annotation was computed. [2019-10-15 01:19:29,395 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 158 186) the Hoare annotation is: true [2019-10-15 01:19:29,395 INFO L439 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,395 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 177) no Hoare annotation was computed. [2019-10-15 01:19:29,395 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 180) no Hoare annotation was computed. [2019-10-15 01:19:29,395 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:29,395 INFO L443 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2019-10-15 01:19:29,395 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 158 186) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L446 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: true [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 158 186) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point L164-1(line 164) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 150 157) the Hoare annotation is: true [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2019-10-15 01:19:29,396 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 489) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point L481-2(lines 481 489) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 473 495) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 473 495) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 473 495) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 391 400) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 391 400) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 391 400) no Hoare annotation was computed. [2019-10-15 01:19:29,397 INFO L443 ceAbstractionStarter]: For program point L735(lines 734 754) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 685 787) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L766-1(line 766) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 772) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 685 787) no Hoare annotation was computed. [2019-10-15 01:19:29,398 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 713) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 784) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L734-2(lines 734 754) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L755(lines 733 756) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 685 787) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L714(lines 714 730) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point L774(lines 774 781) no Hoare annotation was computed. [2019-10-15 01:19:29,399 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 317 324) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 317 324) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 317 324) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 496 504) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 496 504) no Hoare annotation was computed. [2019-10-15 01:19:29,400 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 496 504) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 452 463) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:29,401 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 452 463) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,401 INFO L439 ceAbstractionStarter]: At program point L273(line 273) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,401 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 260 283) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,402 INFO L439 ceAbstractionStarter]: At program point L271(lines 271 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,402 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 260 283) no Hoare annotation was computed. [2019-10-15 01:19:29,402 INFO L439 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-15 01:19:29,402 INFO L443 ceAbstractionStarter]: For program point L264(lines 263 282) no Hoare annotation was computed. [2019-10-15 01:19:29,402 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 260 283) no Hoare annotation was computed. [2019-10-15 01:19:29,403 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-15 01:19:29,403 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-15 01:19:29,403 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-15 01:19:29,403 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-15 01:19:29,403 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-15 01:19:29,403 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-15 01:19:29,403 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-15 01:19:29,404 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-15 01:19:29,404 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-15 01:19:29,404 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-15 01:19:29,404 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 464 472) the Hoare annotation is: true [2019-10-15 01:19:29,404 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 464 472) no Hoare annotation was computed. [2019-10-15 01:19:29,404 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 464 472) no Hoare annotation was computed. [2019-10-15 01:19:29,404 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2019-10-15 01:19:29,405 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 428 439) the Hoare annotation is: true [2019-10-15 01:19:29,405 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 428 439) no Hoare annotation was computed. [2019-10-15 01:19:29,405 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-15 01:19:29,405 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-15 01:19:29,405 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,405 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:29,405 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:29,406 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:29,406 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 440 451) no Hoare annotation was computed. [2019-10-15 01:19:29,406 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2019-10-15 01:19:29,406 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 440 451) the Hoare annotation is: true [2019-10-15 01:19:29,407 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 506 513) no Hoare annotation was computed. [2019-10-15 01:19:29,407 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 510) no Hoare annotation was computed. [2019-10-15 01:19:29,407 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 506 513) the Hoare annotation is: true [2019-10-15 01:19:29,407 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 506 513) no Hoare annotation was computed. [2019-10-15 01:19:29,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:29 BoogieIcfgContainer [2019-10-15 01:19:29,428 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:29,431 INFO L168 Benchmark]: Toolchain (without parser) took 5019.52 ms. Allocated memory was 137.4 MB in the beginning and 252.2 MB in the end (delta: 114.8 MB). Free memory was 101.5 MB in the beginning and 155.7 MB in the end (delta: -54.2 MB). Peak memory consumption was 131.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,436 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.76 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.3 MB in the beginning and 170.7 MB in the end (delta: -69.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,439 INFO L168 Benchmark]: Boogie Preprocessor took 86.58 ms. Allocated memory is still 201.9 MB. Free memory was 170.7 MB in the beginning and 166.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,444 INFO L168 Benchmark]: RCFGBuilder took 1125.50 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.4 MB in the beginning and 202.8 MB in the end (delta: -36.4 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,446 INFO L168 Benchmark]: TraceAbstraction took 3113.45 ms. Allocated memory was 232.8 MB in the beginning and 252.2 MB in the end (delta: 19.4 MB). Free memory was 202.8 MB in the beginning and 155.7 MB in the end (delta: 47.1 MB). Peak memory consumption was 137.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:29,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.76 ms. Allocated memory was 137.4 MB in the beginning and 201.9 MB in the end (delta: 64.5 MB). Free memory was 101.3 MB in the beginning and 170.7 MB in the end (delta: -69.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.58 ms. Allocated memory is still 201.9 MB. Free memory was 170.7 MB in the beginning and 166.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1125.50 ms. Allocated memory was 201.9 MB in the beginning and 232.8 MB in the end (delta: 30.9 MB). Free memory was 166.4 MB in the beginning and 202.8 MB in the end (delta: -36.4 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3113.45 ms. Allocated memory was 232.8 MB in the beginning and 252.2 MB in the end (delta: 19.4 MB). Free memory was 202.8 MB in the beginning and 155.7 MB in the end (delta: 47.1 MB). Peak memory consumption was 137.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 510]: 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: 198]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 209 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 530 SDtfs, 304 SDslu, 816 SDs, 0 SdLazy, 318 SolverSat, 94 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 225 PreInvPairs, 238 NumberOfFragments, 448 HoareAnnotationTreeSize, 225 FomulaSimplifications, 68 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 50 FomulaSimplificationsInter, 736 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 30424 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...