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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:36:47,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:36:47,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:36:47,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:36:47,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:36:47,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:36:47,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:36:47,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:36:47,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:36:47,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:36:47,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:36:47,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:36:47,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:36:47,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:36:47,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:36:47,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:36:47,319 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:36:47,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:36:47,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:36:47,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:36:47,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:36:47,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:36:47,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:36:47,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:36:47,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:36:47,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:36:47,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:36:47,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:36:47,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:36:47,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:36:47,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:36:47,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:36:47,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:36:47,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:36:47,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:36:47,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:36:47,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:36:47,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:36:47,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:36:47,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:36:47,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:36:47,357 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 [2019-09-16 16:36:47,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:36:47,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:36:47,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:36:47,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:36:47,386 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:36:47,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:36:47,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:36:47,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:36:47,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:36:47,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:36:47,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:36:47,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:36:47,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:36:47,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:36:47,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:36:47,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:36:47,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:36:47,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:36:47,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:36:47,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:36:47,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:36:47,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:36:47,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:36:47,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:36:47,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:36:47,393 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:36:47,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:36:47,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:36:47,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:36:47,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:36:47,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:36:47,460 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:36:47,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:36:47,464 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:36:47,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-09-16 16:36:47,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124757074/3079ef7801494fc5b24606855789e156/FLAG96013adb4 [2019-09-16 16:36:48,095 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:36:48,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-09-16 16:36:48,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124757074/3079ef7801494fc5b24606855789e156/FLAG96013adb4 [2019-09-16 16:36:48,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124757074/3079ef7801494fc5b24606855789e156 [2019-09-16 16:36:48,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:36:48,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:36:48,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:48,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:36:48,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:36:48,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:48" (1/1) ... [2019-09-16 16:36:48,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc28577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:48, skipping insertion in model container [2019-09-16 16:36:48,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:48" (1/1) ... [2019-09-16 16:36:48,418 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:36:48,466 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:36:48,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:48,930 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:36:49,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:49,105 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:36:49,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49 WrapperNode [2019-09-16 16:36:49,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:49,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:36:49,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:36:49,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:36:49,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (1/1) ... [2019-09-16 16:36:49,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:36:49,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:36:49,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:36:49,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:36:49,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (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 [2019-09-16 16:36:49,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:36:49,266 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:36:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:36:49,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:36:49,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:36:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:36:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:36:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:36:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:36:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:36:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 16:36:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:36:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:36:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 16:36:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:36:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:36:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:36:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:36:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:36:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:36:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:36:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:36:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:36:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:36:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:36:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:36:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:36:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:36:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:36:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:36:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:36:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 16:36:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 16:36:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:36:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 16:36:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:36:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 16:36:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:36:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:36:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:36:50,357 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:36:50,358 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:36:50,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:50 BoogieIcfgContainer [2019-09-16 16:36:50,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:36:50,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:36:50,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:36:50,364 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:36:50,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:36:48" (1/3) ... [2019-09-16 16:36:50,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ddd8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:50, skipping insertion in model container [2019-09-16 16:36:50,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:49" (2/3) ... [2019-09-16 16:36:50,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ddd8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:50, skipping insertion in model container [2019-09-16 16:36:50,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:50" (3/3) ... [2019-09-16 16:36:50,370 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product16.cil.c [2019-09-16 16:36:50,380 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:36:50,391 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:36:50,408 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:36:50,447 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:36:50,448 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:36:50,448 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:36:50,448 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:36:50,448 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:36:50,449 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:36:50,449 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:36:50,449 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:36:50,449 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:36:50,479 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2019-09-16 16:36:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-16 16:36:50,488 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:50,489 INFO L407 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] [2019-09-16 16:36:50,492 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:50,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:50,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1532249009, now seen corresponding path program 1 times [2019-09-16 16:36:50,498 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:50,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:50,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:50,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:50,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:50,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:50,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:36:50,902 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:36:50,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:36:50,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:36:50,921 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2019-09-16 16:36:50,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:50,964 INFO L93 Difference]: Finished difference Result 224 states and 277 transitions. [2019-09-16 16:36:50,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:36:50,966 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-16 16:36:50,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:50,982 INFO L225 Difference]: With dead ends: 224 [2019-09-16 16:36:50,982 INFO L226 Difference]: Without dead ends: 112 [2019-09-16 16:36:50,987 INFO L636 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 [2019-09-16 16:36:51,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-09-16 16:36:51,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-09-16 16:36:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-09-16 16:36:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2019-09-16 16:36:51,051 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 46 [2019-09-16 16:36:51,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:51,051 INFO L475 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2019-09-16 16:36:51,052 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:36:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2019-09-16 16:36:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-16 16:36:51,056 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:51,056 INFO L407 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] [2019-09-16 16:36:51,056 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:51,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:51,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1264772962, now seen corresponding path program 1 times [2019-09-16 16:36:51,057 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:51,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:51,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:51,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:51,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:51,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:36:51,172 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:36:51,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:36:51,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:36:51,174 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 3 states. [2019-09-16 16:36:51,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:51,219 INFO L93 Difference]: Finished difference Result 163 states and 187 transitions. [2019-09-16 16:36:51,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:36:51,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-16 16:36:51,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:51,226 INFO L225 Difference]: With dead ends: 163 [2019-09-16 16:36:51,226 INFO L226 Difference]: Without dead ends: 103 [2019-09-16 16:36:51,228 INFO L636 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 [2019-09-16 16:36:51,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-09-16 16:36:51,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-09-16 16:36:51,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-09-16 16:36:51,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2019-09-16 16:36:51,260 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 47 [2019-09-16 16:36:51,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:51,261 INFO L475 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2019-09-16 16:36:51,261 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:36:51,262 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2019-09-16 16:36:51,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:36:51,265 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:51,265 INFO L407 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] [2019-09-16 16:36:51,266 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:51,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:51,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1057002583, now seen corresponding path program 1 times [2019-09-16 16:36:51,266 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:51,266 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:51,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:51,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:51,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:51,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:36:51,440 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:36:51,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:36:51,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:36:51,441 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 7 states. [2019-09-16 16:36:51,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:51,873 INFO L93 Difference]: Finished difference Result 311 states and 374 transitions. [2019-09-16 16:36:51,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:51,874 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-09-16 16:36:51,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:51,878 INFO L225 Difference]: With dead ends: 311 [2019-09-16 16:36:51,878 INFO L226 Difference]: Without dead ends: 232 [2019-09-16 16:36:51,880 INFO L636 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 [2019-09-16 16:36:51,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2019-09-16 16:36:51,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 220. [2019-09-16 16:36:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2019-09-16 16:36:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 264 transitions. [2019-09-16 16:36:51,943 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 264 transitions. Word has length 52 [2019-09-16 16:36:51,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:51,943 INFO L475 AbstractCegarLoop]: Abstraction has 220 states and 264 transitions. [2019-09-16 16:36:51,944 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:36:51,944 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 264 transitions. [2019-09-16 16:36:51,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-16 16:36:51,947 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:51,947 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:51,948 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:51,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:51,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1843591259, now seen corresponding path program 1 times [2019-09-16 16:36:51,948 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:51,948 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:51,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:51,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:52,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:52,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:52,119 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:52,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:52,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:52,119 INFO L87 Difference]: Start difference. First operand 220 states and 264 transitions. Second operand 10 states. [2019-09-16 16:36:52,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:52,746 INFO L93 Difference]: Finished difference Result 760 states and 975 transitions. [2019-09-16 16:36:52,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-16 16:36:52,749 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2019-09-16 16:36:52,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:52,758 INFO L225 Difference]: With dead ends: 760 [2019-09-16 16:36:52,758 INFO L226 Difference]: Without dead ends: 564 [2019-09-16 16:36:52,761 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:36:52,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-09-16 16:36:52,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 552. [2019-09-16 16:36:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2019-09-16 16:36:52,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 682 transitions. [2019-09-16 16:36:52,858 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 682 transitions. Word has length 57 [2019-09-16 16:36:52,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:52,859 INFO L475 AbstractCegarLoop]: Abstraction has 552 states and 682 transitions. [2019-09-16 16:36:52,859 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 682 transitions. [2019-09-16 16:36:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-09-16 16:36:52,868 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:52,868 INFO L407 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] [2019-09-16 16:36:52,868 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:52,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:52,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1600095125, now seen corresponding path program 1 times [2019-09-16 16:36:52,869 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:52,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:52,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:52,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:52,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:53,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:53,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:53,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:36:53,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:36:53,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:36:53,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:36:53,008 INFO L87 Difference]: Start difference. First operand 552 states and 682 transitions. Second operand 4 states. [2019-09-16 16:36:53,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:53,184 INFO L93 Difference]: Finished difference Result 936 states and 1192 transitions. [2019-09-16 16:36:53,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 16:36:53,186 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-09-16 16:36:53,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:53,190 INFO L225 Difference]: With dead ends: 936 [2019-09-16 16:36:53,190 INFO L226 Difference]: Without dead ends: 408 [2019-09-16 16:36:53,192 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:53,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2019-09-16 16:36:53,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 396. [2019-09-16 16:36:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 396 states. [2019-09-16 16:36:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 396 states and 458 transitions. [2019-09-16 16:36:53,227 INFO L78 Accepts]: Start accepts. Automaton has 396 states and 458 transitions. Word has length 61 [2019-09-16 16:36:53,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:53,228 INFO L475 AbstractCegarLoop]: Abstraction has 396 states and 458 transitions. [2019-09-16 16:36:53,228 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:36:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 458 transitions. [2019-09-16 16:36:53,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:36:53,232 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:53,233 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-16 16:36:53,233 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:53,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:53,233 INFO L82 PathProgramCache]: Analyzing trace with hash -2108479595, now seen corresponding path program 1 times [2019-09-16 16:36:53,234 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:53,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:53,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:53,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:53,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-16 16:36:53,428 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:53,428 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:36:53,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:53,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-16 16:36:53,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:53,806 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:36:53,820 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:53,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2019-09-16 16:36:53,823 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-16 16:36:53,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-16 16:36:53,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-09-16 16:36:53,824 INFO L87 Difference]: Start difference. First operand 396 states and 458 transitions. Second operand 12 states. [2019-09-16 16:36:54,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:54,551 INFO L93 Difference]: Finished difference Result 523 states and 605 transitions. [2019-09-16 16:36:54,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:54,551 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2019-09-16 16:36:54,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:54,552 INFO L225 Difference]: With dead ends: 523 [2019-09-16 16:36:54,552 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:36:54,555 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2019-09-16 16:36:54,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:36:54,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:36:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:36:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:36:54,559 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-09-16 16:36:54,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:54,559 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:36:54,559 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-16 16:36:54,560 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:36:54,560 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:36:54,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:36:55,370 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2019-09-16 16:36:56,296 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2019-09-16 16:36:56,296 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-09-16 16:36:56,296 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2019-09-16 16:36:56,297 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-09-16 16:36:56,298 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-09-16 16:36:56,299 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-16 16:36:56,299 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-16 16:36:56,299 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-16 16:36:56,299 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-16 16:36:56,299 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-16 16:36:56,299 INFO L439 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:36:56,300 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2019-09-16 16:36:56,300 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 835) no Hoare annotation was computed. [2019-09-16 16:36:56,300 INFO L439 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:36:56,300 INFO L443 ceAbstractionStarter]: For program point L827-1(line 827) no Hoare annotation was computed. [2019-09-16 16:36:56,300 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 838) no Hoare annotation was computed. [2019-09-16 16:36:56,300 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2019-09-16 16:36:56,300 INFO L446 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: true [2019-09-16 16:36:56,301 INFO L443 ceAbstractionStarter]: For program point L823-1(line 823) no Hoare annotation was computed. [2019-09-16 16:36:56,301 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2019-09-16 16:36:56,301 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 605 627) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,301 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 605 627) no Hoare annotation was computed. [2019-09-16 16:36:56,301 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 605 627) no Hoare annotation was computed. [2019-09-16 16:36:56,302 INFO L439 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,302 INFO L439 ceAbstractionStarter]: At program point L617-1(line 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,303 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 622) no Hoare annotation was computed. [2019-09-16 16:36:56,303 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 622) no Hoare annotation was computed. [2019-09-16 16:36:56,303 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-09-16 16:36:56,303 INFO L439 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,303 INFO L439 ceAbstractionStarter]: At program point L611(line 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,303 INFO L439 ceAbstractionStarter]: At program point L611-1(line 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,303 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-09-16 16:36:56,304 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-09-16 16:36:56,304 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 563 586) no Hoare annotation was computed. [2019-09-16 16:36:56,304 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-09-16 16:36:56,304 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-09-16 16:36:56,304 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-09-16 16:36:56,306 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 563 586) no Hoare annotation was computed. [2019-09-16 16:36:56,307 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-09-16 16:36:56,307 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 563 586) no Hoare annotation was computed. [2019-09-16 16:36:56,307 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-09-16 16:36:56,308 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-09-16 16:36:56,308 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-09-16 16:36:56,308 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-09-16 16:36:56,308 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-09-16 16:36:56,308 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-16 16:36:56,309 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-09-16 16:36:56,309 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-09-16 16:36:56,309 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 671 677) no Hoare annotation was computed. [2019-09-16 16:36:56,309 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 671 677) the Hoare annotation is: true [2019-09-16 16:36:56,309 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2019-09-16 16:36:56,309 INFO L439 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0))) [2019-09-16 16:36:56,309 INFO L443 ceAbstractionStarter]: For program point L797(lines 797 803) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 793 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (or .cse0 (not (= ~waterLevel~0 1))) .cse1))) [2019-09-16 16:36:56,310 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 704 711) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 704 711) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 704 711) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2019-09-16 16:36:56,310 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 772) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 757 792) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:36:56,311 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 757 792) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point L776-2(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 757 792) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2019-09-16 16:36:56,312 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2019-09-16 16:36:56,313 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 595 604) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,314 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 595 604) no Hoare annotation was computed. [2019-09-16 16:36:56,314 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 595 604) no Hoare annotation was computed. [2019-09-16 16:36:56,314 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2019-09-16 16:36:56,314 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2019-09-16 16:36:56,314 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2019-09-16 16:36:56,314 INFO L446 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2019-09-16 16:36:56,314 INFO L443 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2019-09-16 16:36:56,314 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2019-09-16 16:36:56,315 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2019-09-16 16:36:56,315 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2019-09-16 16:36:56,315 INFO L439 ceAbstractionStarter]: At program point L698(line 698) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2019-09-16 16:36:56,315 INFO L443 ceAbstractionStarter]: For program point L698-1(lines 679 703) no Hoare annotation was computed. [2019-09-16 16:36:56,315 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 679 703) no Hoare annotation was computed. [2019-09-16 16:36:56,315 INFO L439 ceAbstractionStarter]: At program point L693(line 693) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-09-16 16:36:56,316 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 679 703) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2019-09-16 16:36:56,316 INFO L439 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-09-16 16:36:56,316 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 695) no Hoare annotation was computed. [2019-09-16 16:36:56,316 INFO L439 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-09-16 16:36:56,316 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-09-16 16:36:56,316 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 700) no Hoare annotation was computed. [2019-09-16 16:36:56,316 INFO L439 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,317 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 843 910) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,317 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2019-09-16 16:36:56,317 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 863 869) no Hoare annotation was computed. [2019-09-16 16:36:56,317 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 859) no Hoare annotation was computed. [2019-09-16 16:36:56,317 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 843 910) no Hoare annotation was computed. [2019-09-16 16:36:56,317 INFO L439 ceAbstractionStarter]: At program point L903(lines 852 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,317 INFO L439 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,318 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2019-09-16 16:36:56,318 INFO L439 ceAbstractionStarter]: At program point L891-1(lines 883 898) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,318 INFO L443 ceAbstractionStarter]: For program point L854(lines 853 902) no Hoare annotation was computed. [2019-09-16 16:36:56,318 INFO L439 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,318 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 898) no Hoare annotation was computed. [2019-09-16 16:36:56,318 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,318 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L439 ceAbstractionStarter]: At program point L900(lines 853 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 843 910) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2019-09-16 16:36:56,319 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point L505(lines 505 513) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 497 519) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point L505-2(lines 505 513) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 497 519) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 497 519) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:36:56,320 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-09-16 16:36:56,321 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-09-16 16:36:56,322 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point L717(line 717) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 712 728) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 712 728) no Hoare annotation was computed. [2019-09-16 16:36:56,323 INFO L443 ceAbstractionStarter]: For program point L723(line 723) no Hoare annotation was computed. [2019-09-16 16:36:56,324 INFO L443 ceAbstractionStarter]: For program point L723-1(lines 712 728) no Hoare annotation was computed. [2019-09-16 16:36:56,324 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 520 528) the Hoare annotation is: true [2019-09-16 16:36:56,324 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2019-09-16 16:36:56,324 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2019-09-16 16:36:56,324 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 476 487) the Hoare annotation is: true [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2019-09-16 16:36:56,325 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2019-09-16 16:36:56,326 INFO L439 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and .cse1 .cse2 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (<= 2 |old(~waterLevel~0)|))))) [2019-09-16 16:36:56,326 INFO L439 ceAbstractionStarter]: At program point L658(lines 658 664) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (<= 2 |old(~waterLevel~0)|))))) [2019-09-16 16:36:56,326 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (<= 2 |old(~waterLevel~0)|))))) [2019-09-16 16:36:56,326 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-09-16 16:36:56,326 INFO L443 ceAbstractionStarter]: For program point L651(lines 650 669) no Hoare annotation was computed. [2019-09-16 16:36:56,327 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2019-09-16 16:36:56,327 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2019-09-16 16:36:56,327 INFO L446 ceAbstractionStarter]: At program point L546-1(lines 546 550) the Hoare annotation is: true [2019-09-16 16:36:56,327 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 532 561) no Hoare annotation was computed. [2019-09-16 16:36:56,327 INFO L443 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-09-16 16:36:56,327 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 532 561) the Hoare annotation is: true [2019-09-16 16:36:56,327 INFO L446 ceAbstractionStarter]: At program point L542-2(lines 542 556) the Hoare annotation is: true [2019-09-16 16:36:56,327 INFO L446 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: true [2019-09-16 16:36:56,328 INFO L443 ceAbstractionStarter]: For program point L538-1(line 538) no Hoare annotation was computed. [2019-09-16 16:36:56,328 INFO L446 ceAbstractionStarter]: At program point L557(lines 532 561) the Hoare annotation is: true [2019-09-16 16:36:56,328 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 452 463) the Hoare annotation is: true [2019-09-16 16:36:56,329 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 587 593) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 587 593) the Hoare annotation is: true [2019-09-16 16:36:56,329 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,329 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:36:56,330 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:36:56,330 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:56,330 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2019-09-16 16:36:56,331 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: true [2019-09-16 16:36:56,331 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2019-09-16 16:36:56,331 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2019-09-16 16:36:56,331 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 464 475) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or (<= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-09-16 16:36:56,331 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2019-09-16 16:36:56,331 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 629 636) no Hoare annotation was computed. [2019-09-16 16:36:56,331 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 629 636) the Hoare annotation is: true [2019-09-16 16:36:56,332 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2019-09-16 16:36:56,332 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 629 636) no Hoare annotation was computed. [2019-09-16 16:36:56,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:36:56 BoogieIcfgContainer [2019-09-16 16:36:56,355 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:36:56,359 INFO L168 Benchmark]: Toolchain (without parser) took 7952.86 ms. Allocated memory was 134.2 MB in the beginning and 316.1 MB in the end (delta: 181.9 MB). Free memory was 87.5 MB in the beginning and 180.1 MB in the end (delta: -92.6 MB). Peak memory consumption was 187.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,363 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.91 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 164.7 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,368 INFO L168 Benchmark]: Boogie Preprocessor took 89.47 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 161.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,370 INFO L168 Benchmark]: RCFGBuilder took 1163.54 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 160.5 MB in the beginning and 194.6 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,374 INFO L168 Benchmark]: TraceAbstraction took 5994.34 ms. Allocated memory was 228.1 MB in the beginning and 316.1 MB in the end (delta: 88.1 MB). Free memory was 194.6 MB in the beginning and 180.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 201.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:56,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 700.91 ms. Allocated memory was 134.2 MB in the beginning and 201.3 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 164.7 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.47 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 161.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1163.54 ms. Allocated memory was 201.3 MB in the beginning and 228.1 MB in the end (delta: 26.7 MB). Free memory was 160.5 MB in the beginning and 194.6 MB in the end (delta: -34.1 MB). Peak memory consumption was 85.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 5994.34 ms. Allocated memory was 228.1 MB in the beginning and 316.1 MB in the end (delta: 88.1 MB). Free memory was 194.6 MB in the beginning and 180.1 MB in the end (delta: 14.4 MB). Peak memory consumption was 201.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 633]: 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: 853]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((0 == splverifierCounter && pumpRunning == 0) && \old(waterLevel) <= waterLevel)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. SAFE Result, 5.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 732 SDtfs, 682 SDslu, 1679 SDs, 0 SdLazy, 980 SolverSat, 261 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=552occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 595 PreInvPairs, 638 NumberOfFragments, 742 HoareAnnotationTreeSize, 595 FomulaSimplifications, 642 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 54 FomulaSimplificationsInter, 2876 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 61240 SizeOfPredicates, 3 NumberOfNonLiveVariables, 757 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 43/48 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...