/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 01:02:30,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 01:02:30,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 01:02:30,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 01:02:30,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 01:02:30,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 01:02:30,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 01:02:30,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 01:02:30,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 01:02:30,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 01:02:30,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 01:02:30,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 01:02:30,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 01:02:30,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 01:02:30,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 01:02:30,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 01:02:30,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 01:02:30,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 01:02:30,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 01:02:30,147 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 01:02:30,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 01:02:30,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 01:02:30,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 01:02:30,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 01:02:30,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 01:02:30,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 01:02:30,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 01:02:30,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 01:02:30,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 01:02:30,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 01:02:30,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 01:02:30,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 01:02:30,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 01:02:30,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 01:02:30,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 01:02:30,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 01:02:30,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 01:02:30,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 01:02:30,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 01:02:30,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 01:02:30,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 01:02:30,178 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 [2019-11-07 01:02:30,208 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 01:02:30,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 01:02:30,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 01:02:30,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 01:02:30,215 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 01:02:30,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 01:02:30,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 01:02:30,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 01:02:30,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 01:02:30,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 01:02:30,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 01:02:30,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 01:02:30,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 01:02:30,220 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 01:02:30,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 01:02:30,220 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 01:02:30,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 01:02:30,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 01:02:30,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 01:02:30,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 01:02:30,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 01:02:30,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 01:02:30,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 01:02:30,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 01:02:30,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 01:02:30,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 01:02:30,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 01:02:30,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 01:02:30,223 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 [2019-11-07 01:02:30,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 01:02:30,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 01:02:30,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 01:02:30,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 01:02:30,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 01:02:30,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-11-07 01:02:30,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954c91486/2c60f1f680a84560ae44371cb173d943/FLAGed7875290 [2019-11-07 01:02:31,093 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 01:02:31,094 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product16.cil.c [2019-11-07 01:02:31,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954c91486/2c60f1f680a84560ae44371cb173d943/FLAGed7875290 [2019-11-07 01:02:31,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/954c91486/2c60f1f680a84560ae44371cb173d943 [2019-11-07 01:02:31,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 01:02:31,399 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 01:02:31,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:31,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 01:02:31,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 01:02:31,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:31" (1/1) ... [2019-11-07 01:02:31,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16bd2577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:31, skipping insertion in model container [2019-11-07 01:02:31,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:02:31" (1/1) ... [2019-11-07 01:02:31,434 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 01:02:31,558 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 01:02:32,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:32,101 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 01:02:32,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 01:02:32,263 INFO L192 MainTranslator]: Completed translation [2019-11-07 01:02:32,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32 WrapperNode [2019-11-07 01:02:32,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 01:02:32,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 01:02:32,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 01:02:32,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 01:02:32,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (1/1) ... [2019-11-07 01:02:32,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 01:02:32,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 01:02:32,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 01:02:32,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 01:02:32,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (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 [2019-11-07 01:02:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 01:02:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 01:02:32,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:32,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:32,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:32,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 01:02:32,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 01:02:32,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 01:02:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:32,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:32,441 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 01:02:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 01:02:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 01:02:32,442 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 01:02:32,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 01:02:32,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 01:02:32,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 01:02:32,445 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 01:02:32,445 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 01:02:32,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 01:02:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 01:02:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:02:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 01:02:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-07 01:02:32,446 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 01:02:32,447 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 01:02:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 01:02:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 01:02:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 01:02:32,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 01:02:32,449 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 01:02:32,449 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 01:02:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 01:02:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 01:02:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 01:02:32,449 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 01:02:32,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 01:02:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 01:02:32,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 01:02:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 01:02:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 01:02:32,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 01:02:32,453 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 01:02:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 01:02:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 01:02:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 01:02:32,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 01:02:32,455 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 01:02:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 01:02:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 01:02:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 01:02:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 01:02:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 01:02:32,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 01:02:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 01:02:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 01:02:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 01:02:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 01:02:32,458 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 01:02:32,459 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-07 01:02:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 01:02:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 01:02:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 01:02:33,519 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 01:02:33,519 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 01:02:33,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:33 BoogieIcfgContainer [2019-11-07 01:02:33,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 01:02:33,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 01:02:33,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 01:02:33,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 01:02:33,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:02:31" (1/3) ... [2019-11-07 01:02:33,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6537d92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:33, skipping insertion in model container [2019-11-07 01:02:33,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:02:32" (2/3) ... [2019-11-07 01:02:33,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6537d92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:02:33, skipping insertion in model container [2019-11-07 01:02:33,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:02:33" (3/3) ... [2019-11-07 01:02:33,530 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2019-11-07 01:02:33,541 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 01:02:33,551 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 01:02:33,564 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 01:02:33,591 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 01:02:33,591 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 01:02:33,591 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 01:02:33,591 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 01:02:33,592 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 01:02:33,592 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 01:02:33,592 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 01:02:33,592 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 01:02:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-11-07 01:02:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-07 01:02:33,626 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:33,627 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:33,630 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:33,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:33,636 INFO L82 PathProgramCache]: Analyzing trace with hash 946529218, now seen corresponding path program 1 times [2019-11-07 01:02:33,647 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:33,647 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610864010] [2019-11-07 01:02:33,648 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:33,971 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610864010] [2019-11-07 01:02:33,972 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:33,972 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 01:02:33,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531290082] [2019-11-07 01:02:33,980 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 01:02:33,982 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:33,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 01:02:34,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 01:02:34,004 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2019-11-07 01:02:34,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:34,080 INFO L93 Difference]: Finished difference Result 240 states and 297 transitions. [2019-11-07 01:02:34,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 01:02:34,082 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-11-07 01:02:34,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:34,096 INFO L225 Difference]: With dead ends: 240 [2019-11-07 01:02:34,096 INFO L226 Difference]: Without dead ends: 122 [2019-11-07 01:02:34,100 INFO L630 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 [2019-11-07 01:02:34,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-11-07 01:02:34,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-11-07 01:02:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-11-07 01:02:34,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2019-11-07 01:02:34,152 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2019-11-07 01:02:34,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:34,152 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2019-11-07 01:02:34,152 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 01:02:34,153 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2019-11-07 01:02:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-07 01:02:34,156 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:34,157 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:34,157 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:34,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:34,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1414390052, now seen corresponding path program 1 times [2019-11-07 01:02:34,158 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:34,158 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621413342] [2019-11-07 01:02:34,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:34,341 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621413342] [2019-11-07 01:02:34,341 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:34,341 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 01:02:34,341 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473008973] [2019-11-07 01:02:34,343 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 01:02:34,344 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:34,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 01:02:34,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 01:02:34,344 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 3 states. [2019-11-07 01:02:34,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:34,384 INFO L93 Difference]: Finished difference Result 179 states and 207 transitions. [2019-11-07 01:02:34,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 01:02:34,385 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-11-07 01:02:34,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:34,387 INFO L225 Difference]: With dead ends: 179 [2019-11-07 01:02:34,387 INFO L226 Difference]: Without dead ends: 113 [2019-11-07 01:02:34,389 INFO L630 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 [2019-11-07 01:02:34,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2019-11-07 01:02:34,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2019-11-07 01:02:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2019-11-07 01:02:34,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2019-11-07 01:02:34,405 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2019-11-07 01:02:34,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:34,406 INFO L462 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2019-11-07 01:02:34,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 01:02:34,406 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2019-11-07 01:02:34,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-07 01:02:34,408 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:34,408 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:34,408 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:34,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:34,409 INFO L82 PathProgramCache]: Analyzing trace with hash 2104301495, now seen corresponding path program 1 times [2019-11-07 01:02:34,409 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:34,409 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292407280] [2019-11-07 01:02:34,410 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:34,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-07 01:02:34,634 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292407280] [2019-11-07 01:02:34,634 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:34,635 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:34,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129824136] [2019-11-07 01:02:34,636 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:34,636 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:34,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:34,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:34,637 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 7 states. [2019-11-07 01:02:35,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:35,141 INFO L93 Difference]: Finished difference Result 339 states and 410 transitions. [2019-11-07 01:02:35,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 01:02:35,141 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-11-07 01:02:35,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:35,148 INFO L225 Difference]: With dead ends: 339 [2019-11-07 01:02:35,153 INFO L226 Difference]: Without dead ends: 254 [2019-11-07 01:02:35,154 INFO L630 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 [2019-11-07 01:02:35,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-11-07 01:02:35,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 242. [2019-11-07 01:02:35,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2019-11-07 01:02:35,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2019-11-07 01:02:35,195 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2019-11-07 01:02:35,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:35,195 INFO L462 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2019-11-07 01:02:35,196 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2019-11-07 01:02:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-07 01:02:35,198 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 01:02:35,198 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 01:02:35,198 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 01:02:35,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 01:02:35,199 INFO L82 PathProgramCache]: Analyzing trace with hash -571389210, now seen corresponding path program 1 times [2019-11-07 01:02:35,199 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 01:02:35,199 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956973294] [2019-11-07 01:02:35,199 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 01:02:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 01:02:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 01:02:35,399 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956973294] [2019-11-07 01:02:35,400 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 01:02:35,400 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 01:02:35,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411262120] [2019-11-07 01:02:35,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 01:02:35,401 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 01:02:35,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 01:02:35,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 01:02:35,402 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 7 states. [2019-11-07 01:02:35,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 01:02:35,776 INFO L93 Difference]: Finished difference Result 406 states and 507 transitions. [2019-11-07 01:02:35,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 01:02:35,778 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-11-07 01:02:35,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 01:02:35,779 INFO L225 Difference]: With dead ends: 406 [2019-11-07 01:02:35,779 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 01:02:35,784 INFO L630 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 [2019-11-07 01:02:35,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 01:02:35,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 01:02:35,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 01:02:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 01:02:35,785 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2019-11-07 01:02:35,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 01:02:35,787 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 01:02:35,787 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 01:02:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 01:02:35,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 01:02:35,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 01:02:36,620 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:36,620 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-11-07 01:02:36,621 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-07 01:02:36,621 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-11-07 01:02:36,621 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:36,621 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:36,622 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-11-07 01:02:36,623 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 581 587) the Hoare annotation is: true [2019-11-07 01:02:36,624 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 581 587) no Hoare annotation was computed. [2019-11-07 01:02:36,624 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 588 596) no Hoare annotation was computed. [2019-11-07 01:02:36,624 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 588 596) the Hoare annotation is: true [2019-11-07 01:02:36,624 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 588 596) no Hoare annotation was computed. [2019-11-07 01:02:36,624 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2019-11-07 01:02:36,624 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2019-11-07 01:02:36,624 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2019-11-07 01:02:36,624 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 418 427) the Hoare annotation is: true [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 418 427) no Hoare annotation was computed. [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 418 427) no Hoare annotation was computed. [2019-11-07 01:02:36,625 INFO L439 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 447) no Hoare annotation was computed. [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 450) no Hoare annotation was computed. [2019-11-07 01:02:36,625 INFO L446 ceAbstractionStarter]: At program point L438(line 438) the Hoare annotation is: true [2019-11-07 01:02:36,625 INFO L443 ceAbstractionStarter]: For program point L438-1(line 438) no Hoare annotation was computed. [2019-11-07 01:02:36,626 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 453) no Hoare annotation was computed. [2019-11-07 01:02:36,626 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 428 456) no Hoare annotation was computed. [2019-11-07 01:02:36,626 INFO L446 ceAbstractionStarter]: At program point L434(line 434) the Hoare annotation is: true [2019-11-07 01:02:36,626 INFO L443 ceAbstractionStarter]: For program point L434-1(line 434) no Hoare annotation was computed. [2019-11-07 01:02:36,626 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 428 456) the Hoare annotation is: true [2019-11-07 01:02:36,626 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 428 456) no Hoare annotation was computed. [2019-11-07 01:02:36,626 INFO L439 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,627 INFO L439 ceAbstractionStarter]: At program point L545-1(line 545) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,627 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 539 561) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,627 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 539 561) no Hoare annotation was computed. [2019-11-07 01:02:36,627 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 539 561) no Hoare annotation was computed. [2019-11-07 01:02:36,627 INFO L439 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:36,627 INFO L439 ceAbstractionStarter]: At program point L551-1(line 551) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 556) no Hoare annotation was computed. [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 549 556) no Hoare annotation was computed. [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-07 01:02:36,628 INFO L439 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 493 516) no Hoare annotation was computed. [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-07 01:02:36,628 INFO L443 ceAbstractionStarter]: For program point L510(line 510) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 493 516) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 493 516) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L507(line 507) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-07 01:02:36,629 INFO L443 ceAbstractionStarter]: For program point L504(line 504) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-11-07 01:02:36,630 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 644 650) no Hoare annotation was computed. [2019-11-07 01:02:36,631 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 644 650) the Hoare annotation is: true [2019-11-07 01:02:36,631 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2019-11-07 01:02:36,631 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-11-07 01:02:36,631 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 766 780) no Hoare annotation was computed. [2019-11-07 01:02:36,631 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:36,631 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 776) no Hoare annotation was computed. [2019-11-07 01:02:36,631 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 677 684) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 677 684) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 677 684) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 721 729) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 721 729) the Hoare annotation is: true [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 721 729) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2019-11-07 01:02:36,632 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point L760-1(line 760) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 730 765) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point L749(lines 749 757) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point L749-2(lines 749 757) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 730 765) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 730 765) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 574 580) no Hoare annotation was computed. [2019-11-07 01:02:36,633 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 574 580) the Hoare annotation is: true [2019-11-07 01:02:36,633 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:36,634 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-11-07 01:02:36,635 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 525 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,635 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 525 535) no Hoare annotation was computed. [2019-11-07 01:02:36,635 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 525 535) no Hoare annotation was computed. [2019-11-07 01:02:36,635 INFO L439 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,635 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 710 720) the Hoare annotation is: true [2019-11-07 01:02:36,635 INFO L446 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: true [2019-11-07 01:02:36,635 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 710 720) no Hoare annotation was computed. [2019-11-07 01:02:36,635 INFO L443 ceAbstractionStarter]: For program point L715-1(line 715) no Hoare annotation was computed. [2019-11-07 01:02:36,636 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 710 720) no Hoare annotation was computed. [2019-11-07 01:02:36,636 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 702 709) the Hoare annotation is: true [2019-11-07 01:02:36,636 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 702 709) no Hoare annotation was computed. [2019-11-07 01:02:36,636 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 702 709) no Hoare annotation was computed. [2019-11-07 01:02:36,636 INFO L439 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:36,636 INFO L443 ceAbstractionStarter]: For program point L671-1(lines 652 676) no Hoare annotation was computed. [2019-11-07 01:02:36,636 INFO L439 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:36,636 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 652 676) no Hoare annotation was computed. [2019-11-07 01:02:36,637 INFO L439 ceAbstractionStarter]: At program point L662(line 662) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:36,637 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 668) no Hoare annotation was computed. [2019-11-07 01:02:36,637 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 652 676) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:36,637 INFO L439 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 01:02:36,637 INFO L443 ceAbstractionStarter]: For program point L658-1(line 658) no Hoare annotation was computed. [2019-11-07 01:02:36,637 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 673) no Hoare annotation was computed. [2019-11-07 01:02:36,638 INFO L443 ceAbstractionStarter]: For program point L801(lines 800 849) no Hoare annotation was computed. [2019-11-07 01:02:36,638 INFO L439 ceAbstractionStarter]: At program point L832(line 832) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,638 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 790 857) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,638 INFO L443 ceAbstractionStarter]: For program point L830(lines 830 845) no Hoare annotation was computed. [2019-11-07 01:02:36,638 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 790 857) no Hoare annotation was computed. [2019-11-07 01:02:36,638 INFO L439 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,638 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-11-07 01:02:36,639 INFO L443 ceAbstractionStarter]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2019-11-07 01:02:36,639 INFO L439 ceAbstractionStarter]: At program point L847(lines 800 849) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,639 INFO L439 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,639 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 816) no Hoare annotation was computed. [2019-11-07 01:02:36,639 INFO L443 ceAbstractionStarter]: For program point L810-1(lines 810 816) no Hoare annotation was computed. [2019-11-07 01:02:36,639 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 806) no Hoare annotation was computed. [2019-11-07 01:02:36,640 INFO L439 ceAbstractionStarter]: At program point L850(lines 799 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,640 INFO L439 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,640 INFO L443 ceAbstractionStarter]: For program point L838(lines 838 844) no Hoare annotation was computed. [2019-11-07 01:02:36,640 INFO L439 ceAbstractionStarter]: At program point L838-1(lines 830 845) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-11-07 01:02:36,640 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 790 857) no Hoare annotation was computed. [2019-11-07 01:02:36,640 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:36,640 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:36,640 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L914-2(lines 914 922) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 906 928) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 906 928) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 906 928) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L914(lines 914 922) no Hoare annotation was computed. [2019-11-07 01:02:36,641 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:36,642 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 564 573) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 564 573) no Hoare annotation was computed. [2019-11-07 01:02:36,643 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 564 573) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point L690-1(line 690) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 685 701) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 685 701) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point L696(line 696) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 685 701) no Hoare annotation was computed. [2019-11-07 01:02:36,644 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 698) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 929 937) the Hoare annotation is: true [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 929 937) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 929 937) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,645 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 885 896) the Hoare annotation is: true [2019-11-07 01:02:36,646 INFO L443 ceAbstractionStarter]: For program point L889-1(lines 885 896) no Hoare annotation was computed. [2019-11-07 01:02:36,646 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 885 896) no Hoare annotation was computed. [2019-11-07 01:02:36,646 INFO L439 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-11-07 01:02:36,646 INFO L439 ceAbstractionStarter]: At program point L631(lines 631 637) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:36,646 INFO L439 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 01:02:36,646 INFO L443 ceAbstractionStarter]: For program point L624(lines 620 642) no Hoare annotation was computed. [2019-11-07 01:02:36,646 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 617 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 01:02:36,646 INFO L443 ceAbstractionStarter]: For program point L622(lines 620 642) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 617 643) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 617 643) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 460 489) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 460 489) the Hoare annotation is: true [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point L474(lines 474 478) no Hoare annotation was computed. [2019-11-07 01:02:36,647 INFO L446 ceAbstractionStarter]: At program point L474-1(lines 474 478) the Hoare annotation is: true [2019-11-07 01:02:36,647 INFO L443 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2019-11-07 01:02:36,648 INFO L446 ceAbstractionStarter]: At program point L470-2(lines 470 484) the Hoare annotation is: true [2019-11-07 01:02:36,648 INFO L446 ceAbstractionStarter]: At program point L466(line 466) the Hoare annotation is: true [2019-11-07 01:02:36,648 INFO L443 ceAbstractionStarter]: For program point L466-1(line 466) no Hoare annotation was computed. [2019-11-07 01:02:36,648 INFO L446 ceAbstractionStarter]: At program point L485(lines 460 489) the Hoare annotation is: true [2019-11-07 01:02:36,648 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 897 905) the Hoare annotation is: true [2019-11-07 01:02:36,648 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 897 905) no Hoare annotation was computed. [2019-11-07 01:02:36,648 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 897 905) no Hoare annotation was computed. [2019-11-07 01:02:36,649 INFO L443 ceAbstractionStarter]: For program point L865-1(lines 861 872) no Hoare annotation was computed. [2019-11-07 01:02:36,649 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 861 872) the Hoare annotation is: true [2019-11-07 01:02:36,649 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 861 872) no Hoare annotation was computed. [2019-11-07 01:02:36,649 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 517 523) no Hoare annotation was computed. [2019-11-07 01:02:36,649 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 517 523) the Hoare annotation is: true [2019-11-07 01:02:36,649 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,649 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-07 01:02:36,649 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 01:02:36,649 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 01:02:36,650 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2019-11-07 01:02:36,650 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: true [2019-11-07 01:02:36,650 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2019-11-07 01:02:36,650 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 873 884) no Hoare annotation was computed. [2019-11-07 01:02:36,650 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 873 884) no Hoare annotation was computed. [2019-11-07 01:02:36,650 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 873 884) the Hoare annotation is: true [2019-11-07 01:02:36,650 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 598 605) no Hoare annotation was computed. [2019-11-07 01:02:36,651 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 598 605) the Hoare annotation is: true [2019-11-07 01:02:36,651 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 602) no Hoare annotation was computed. [2019-11-07 01:02:36,651 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 598 605) no Hoare annotation was computed. [2019-11-07 01:02:36,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:02:36 BoogieIcfgContainer [2019-11-07 01:02:36,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 01:02:36,673 INFO L168 Benchmark]: Toolchain (without parser) took 5277.71 ms. Allocated memory was 145.8 MB in the beginning and 246.9 MB in the end (delta: 101.2 MB). Free memory was 102.4 MB in the beginning and 147.8 MB in the end (delta: -45.3 MB). Peak memory consumption was 115.1 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,674 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.17 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -69.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,676 INFO L168 Benchmark]: Boogie Preprocessor took 96.19 ms. Allocated memory is still 202.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,683 INFO L168 Benchmark]: RCFGBuilder took 1160.93 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 167.1 MB in the beginning and 197.5 MB in the end (delta: -30.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,687 INFO L168 Benchmark]: TraceAbstraction took 3147.02 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 197.5 MB in the beginning and 147.8 MB in the end (delta: 49.7 MB). Peak memory consumption was 119.4 MB. Max. memory is 7.1 GB. [2019-11-07 01:02:36,695 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 854.17 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.2 MB in the beginning and 171.2 MB in the end (delta: -69.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.19 ms. Allocated memory is still 202.9 MB. Free memory was 171.2 MB in the beginning and 167.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1160.93 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 167.1 MB in the beginning and 197.5 MB in the end (delta: -30.3 MB). Peak memory consumption was 82.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3147.02 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 197.5 MB in the beginning and 147.8 MB in the end (delta: 49.7 MB). Peak memory consumption was 119.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 602]: 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: 800]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 533 SDtfs, 304 SDslu, 809 SDs, 0 SdLazy, 397 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 272 PreInvPairs, 296 NumberOfFragments, 412 HoareAnnotationTreeSize, 272 FomulaSimplifications, 168 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 57 FomulaSimplificationsInter, 870 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 26598 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...