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_spec2_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:08:14,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:08:14,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:08:14,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:08:14,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:08:14,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:08:14,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:08:14,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:08:14,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:08:14,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:08:14,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:08:14,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:08:14,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:08:14,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:08:14,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:08:14,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:08:14,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:08:14,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:08:14,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:08:14,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:08:14,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:08:14,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:08:14,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:08:14,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:08:14,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:08:14,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:08:14,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:08:14,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:08:14,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:08:14,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:08:14,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:08:14,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:08:14,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:08:14,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:08:14,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:08:14,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:08:14,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:08:14,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:08:14,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:08:14,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:08:14,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:08:14,503 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 [2019-09-08 06:08:14,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:08:14,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:08:14,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:08:14,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:08:14,518 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:08:14,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:08:14,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:08:14,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:08:14,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:08:14,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:08:14,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:08:14,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:08:14,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:08:14,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:08:14,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:08:14,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:08:14,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:08:14,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:08:14,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:08:14,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:08:14,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:08:14,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:08:14,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:08:14,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:08:14,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:08:14,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:08:14,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:08:14,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:08:14,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:08:14,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:08:14,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:08:14,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:08:14,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:08:14,567 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:08:14,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-08 06:08:14,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fbe228/6c19793830b94e77ba46bf3a53c276ec/FLAG76f65553a [2019-09-08 06:08:15,172 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:08:15,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product60.cil.c [2019-09-08 06:08:15,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fbe228/6c19793830b94e77ba46bf3a53c276ec/FLAG76f65553a [2019-09-08 06:08:15,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5fbe228/6c19793830b94e77ba46bf3a53c276ec [2019-09-08 06:08:15,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:08:15,479 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:08:15,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:15,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:08:15,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:08:15,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:15" (1/1) ... [2019-09-08 06:08:15,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3704e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:15, skipping insertion in model container [2019-09-08 06:08:15,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:15" (1/1) ... [2019-09-08 06:08:15,495 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:08:15,554 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:08:16,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:16,074 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:08:16,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:16,197 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:08:16,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16 WrapperNode [2019-09-08 06:08:16,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:16,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:08:16,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:08:16,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:08:16,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (1/1) ... [2019-09-08 06:08:16,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:08:16,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:08:16,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:08:16,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:08:16,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (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 [2019-09-08 06:08:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:08:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:08:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:08:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:08:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:08:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:08:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:08:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:08:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:08:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-08 06:08:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:08:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:08:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:08:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:08:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:08:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:08:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:08:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:08:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:08:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:08:16,426 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:08:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:08:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:08:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:08:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:08:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:08:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-08 06:08:16,429 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-08 06:08:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-08 06:08:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:08:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:08:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:08:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:08:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:08:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:08:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:08:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:08:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:08:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:08:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:08:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:08:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:08:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:08:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-08 06:08:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-08 06:08:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:08:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:08:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:08:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:08:16,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:08:16,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:08:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:08:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:08:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:08:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:08:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:08:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:08:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:08:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:08:17,518 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:08:17,518 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:08:17,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:17 BoogieIcfgContainer [2019-09-08 06:08:17,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:08:17,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:08:17,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:08:17,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:08:17,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:08:15" (1/3) ... [2019-09-08 06:08:17,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c91a28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:17, skipping insertion in model container [2019-09-08 06:08:17,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:16" (2/3) ... [2019-09-08 06:08:17,526 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c91a28d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:17, skipping insertion in model container [2019-09-08 06:08:17,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:17" (3/3) ... [2019-09-08 06:08:17,528 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product60.cil.c [2019-09-08 06:08:17,536 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:08:17,544 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:08:17,560 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:08:17,588 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:08:17,589 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:08:17,589 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:08:17,589 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:08:17,589 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:08:17,590 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:08:17,590 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:08:17,590 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:08:17,590 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:08:17,614 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-09-08 06:08:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-08 06:08:17,624 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:17,625 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:17,628 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:17,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:17,634 INFO L82 PathProgramCache]: Analyzing trace with hash 694173544, now seen corresponding path program 1 times [2019-09-08 06:08:17,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:17,636 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:17,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:17,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:17,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:18,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:18,013 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:08:18,020 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:08:18,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:08:18,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:08:18,050 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2019-09-08 06:08:18,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:18,147 INFO L93 Difference]: Finished difference Result 306 states and 377 transitions. [2019-09-08 06:08:18,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:08:18,149 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-08 06:08:18,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:18,176 INFO L225 Difference]: With dead ends: 306 [2019-09-08 06:08:18,176 INFO L226 Difference]: Without dead ends: 155 [2019-09-08 06:08:18,184 INFO L628 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 [2019-09-08 06:08:18,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2019-09-08 06:08:18,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2019-09-08 06:08:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2019-09-08 06:08:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 182 transitions. [2019-09-08 06:08:18,275 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 182 transitions. Word has length 51 [2019-09-08 06:08:18,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:18,275 INFO L475 AbstractCegarLoop]: Abstraction has 155 states and 182 transitions. [2019-09-08 06:08:18,276 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:08:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 182 transitions. [2019-09-08 06:08:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:08:18,287 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:18,287 INFO L399 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] [2019-09-08 06:08:18,287 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:18,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:18,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1863175654, now seen corresponding path program 1 times [2019-09-08 06:08:18,289 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:18,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:18,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:18,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:18,291 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:18,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:18,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:08:18,404 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:08:18,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:08:18,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:18,405 INFO L87 Difference]: Start difference. First operand 155 states and 182 transitions. Second operand 3 states. [2019-09-08 06:08:18,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:18,428 INFO L93 Difference]: Finished difference Result 245 states and 287 transitions. [2019-09-08 06:08:18,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:08:18,429 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-08 06:08:18,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:18,431 INFO L225 Difference]: With dead ends: 245 [2019-09-08 06:08:18,431 INFO L226 Difference]: Without dead ends: 146 [2019-09-08 06:08:18,433 INFO L628 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 [2019-09-08 06:08:18,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-09-08 06:08:18,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-09-08 06:08:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-09-08 06:08:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 170 transitions. [2019-09-08 06:08:18,447 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 170 transitions. Word has length 52 [2019-09-08 06:08:18,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:18,448 INFO L475 AbstractCegarLoop]: Abstraction has 146 states and 170 transitions. [2019-09-08 06:08:18,448 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:08:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 170 transitions. [2019-09-08 06:08:18,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:08:18,450 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:18,450 INFO L399 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] [2019-09-08 06:08:18,450 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:18,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:18,450 INFO L82 PathProgramCache]: Analyzing trace with hash 284161781, now seen corresponding path program 1 times [2019-09-08 06:08:18,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:18,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:18,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:18,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:18,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:18,620 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:18,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:18,621 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:18,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:18,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:18,622 INFO L87 Difference]: Start difference. First operand 146 states and 170 transitions. Second operand 7 states. [2019-09-08 06:08:19,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:19,125 INFO L93 Difference]: Finished difference Result 433 states and 524 transitions. [2019-09-08 06:08:19,125 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:08:19,126 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-08 06:08:19,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:19,130 INFO L225 Difference]: With dead ends: 433 [2019-09-08 06:08:19,130 INFO L226 Difference]: Without dead ends: 315 [2019-09-08 06:08:19,131 INFO L628 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 [2019-09-08 06:08:19,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-09-08 06:08:19,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 303. [2019-09-08 06:08:19,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2019-09-08 06:08:19,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 366 transitions. [2019-09-08 06:08:19,197 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 366 transitions. Word has length 57 [2019-09-08 06:08:19,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:19,198 INFO L475 AbstractCegarLoop]: Abstraction has 303 states and 366 transitions. [2019-09-08 06:08:19,198 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 366 transitions. [2019-09-08 06:08:19,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-08 06:08:19,202 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:19,203 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:19,203 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:19,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:19,204 INFO L82 PathProgramCache]: Analyzing trace with hash 367003092, now seen corresponding path program 1 times [2019-09-08 06:08:19,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:19,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:19,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:19,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:19,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:19,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:19,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:19,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:19,326 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:19,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:19,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:19,327 INFO L87 Difference]: Start difference. First operand 303 states and 366 transitions. Second operand 6 states. [2019-09-08 06:08:19,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:19,586 INFO L93 Difference]: Finished difference Result 835 states and 1032 transitions. [2019-09-08 06:08:19,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:19,587 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-08 06:08:19,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:19,592 INFO L225 Difference]: With dead ends: 835 [2019-09-08 06:08:19,592 INFO L226 Difference]: Without dead ends: 560 [2019-09-08 06:08:19,595 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:08:19,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-09-08 06:08:19,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 554. [2019-09-08 06:08:19,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-09-08 06:08:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 672 transitions. [2019-09-08 06:08:19,640 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 672 transitions. Word has length 62 [2019-09-08 06:08:19,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:19,641 INFO L475 AbstractCegarLoop]: Abstraction has 554 states and 672 transitions. [2019-09-08 06:08:19,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 672 transitions. [2019-09-08 06:08:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-08 06:08:19,643 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:19,644 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:19,644 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:19,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:19,644 INFO L82 PathProgramCache]: Analyzing trace with hash -612062288, now seen corresponding path program 1 times [2019-09-08 06:08:19,644 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:19,644 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:19,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:19,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:19,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:19,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:19,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:19,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:19,755 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:19,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:19,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:19,755 INFO L87 Difference]: Start difference. First operand 554 states and 672 transitions. Second operand 7 states. [2019-09-08 06:08:20,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:20,510 INFO L93 Difference]: Finished difference Result 1415 states and 1838 transitions. [2019-09-08 06:08:20,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:08:20,510 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-08 06:08:20,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:20,517 INFO L225 Difference]: With dead ends: 1415 [2019-09-08 06:08:20,517 INFO L226 Difference]: Without dead ends: 889 [2019-09-08 06:08:20,520 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:08:20,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2019-09-08 06:08:20,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 791. [2019-09-08 06:08:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 791 states. [2019-09-08 06:08:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 955 transitions. [2019-09-08 06:08:20,582 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 955 transitions. Word has length 66 [2019-09-08 06:08:20,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:20,583 INFO L475 AbstractCegarLoop]: Abstraction has 791 states and 955 transitions. [2019-09-08 06:08:20,583 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2019-09-08 06:08:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-08 06:08:20,587 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:20,588 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:20,588 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:20,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:20,588 INFO L82 PathProgramCache]: Analyzing trace with hash 637474211, now seen corresponding path program 1 times [2019-09-08 06:08:20,588 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:20,588 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:20,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:20,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:20,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:20,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:20,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:20,731 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:20,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:20,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:20,732 INFO L87 Difference]: Start difference. First operand 791 states and 955 transitions. Second operand 6 states. [2019-09-08 06:08:20,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:20,791 INFO L93 Difference]: Finished difference Result 1582 states and 1970 transitions. [2019-09-08 06:08:20,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:08:20,792 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2019-09-08 06:08:20,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:20,798 INFO L225 Difference]: With dead ends: 1582 [2019-09-08 06:08:20,798 INFO L226 Difference]: Without dead ends: 819 [2019-09-08 06:08:20,801 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:20,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2019-09-08 06:08:20,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 811. [2019-09-08 06:08:20,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2019-09-08 06:08:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 975 transitions. [2019-09-08 06:08:20,858 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 975 transitions. Word has length 104 [2019-09-08 06:08:20,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:20,858 INFO L475 AbstractCegarLoop]: Abstraction has 811 states and 975 transitions. [2019-09-08 06:08:20,859 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 975 transitions. [2019-09-08 06:08:20,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-08 06:08:20,861 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:20,862 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:20,862 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:20,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:20,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1729220383, now seen corresponding path program 1 times [2019-09-08 06:08:20,863 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:20,863 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:20,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:20,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:20,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:20,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:20,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:20,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:08:20,949 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:08:20,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:08:20,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:20,949 INFO L87 Difference]: Start difference. First operand 811 states and 975 transitions. Second operand 8 states. [2019-09-08 06:08:21,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:21,009 INFO L93 Difference]: Finished difference Result 1622 states and 2010 transitions. [2019-09-08 06:08:21,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:21,010 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 104 [2019-09-08 06:08:21,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:21,015 INFO L225 Difference]: With dead ends: 1622 [2019-09-08 06:08:21,015 INFO L226 Difference]: Without dead ends: 839 [2019-09-08 06:08:21,018 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:21,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2019-09-08 06:08:21,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 827. [2019-09-08 06:08:21,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2019-09-08 06:08:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 991 transitions. [2019-09-08 06:08:21,093 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 991 transitions. Word has length 104 [2019-09-08 06:08:21,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:21,093 INFO L475 AbstractCegarLoop]: Abstraction has 827 states and 991 transitions. [2019-09-08 06:08:21,094 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:08:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 991 transitions. [2019-09-08 06:08:21,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-09-08 06:08:21,096 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:21,096 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:21,096 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:21,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:21,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1969760512, now seen corresponding path program 1 times [2019-09-08 06:08:21,097 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:21,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:21,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:21,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:21,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:21,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:21,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:08:21,194 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:08:21,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:08:21,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:21,197 INFO L87 Difference]: Start difference. First operand 827 states and 991 transitions. Second operand 4 states. [2019-09-08 06:08:21,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:21,496 INFO L93 Difference]: Finished difference Result 2613 states and 3282 transitions. [2019-09-08 06:08:21,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:08:21,499 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-09-08 06:08:21,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:21,511 INFO L225 Difference]: With dead ends: 2613 [2019-09-08 06:08:21,511 INFO L226 Difference]: Without dead ends: 1814 [2019-09-08 06:08:21,515 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:21,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2019-09-08 06:08:21,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1783. [2019-09-08 06:08:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2019-09-08 06:08:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 2191 transitions. [2019-09-08 06:08:21,655 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 2191 transitions. Word has length 104 [2019-09-08 06:08:21,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:21,655 INFO L475 AbstractCegarLoop]: Abstraction has 1783 states and 2191 transitions. [2019-09-08 06:08:21,655 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:08:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2191 transitions. [2019-09-08 06:08:21,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-09-08 06:08:21,661 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:21,661 INFO L399 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:21,661 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:21,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:21,662 INFO L82 PathProgramCache]: Analyzing trace with hash 672707866, now seen corresponding path program 1 times [2019-09-08 06:08:21,662 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:21,662 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:21,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:21,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:21,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:08:21,843 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:21,843 INFO L223 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) [2019-09-08 06:08:21,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:22,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:08:22,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:22,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:22,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:08:22,326 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:08:22,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:08:22,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:08:22,327 INFO L87 Difference]: Start difference. First operand 1783 states and 2191 transitions. Second operand 19 states. [2019-09-08 06:08:23,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:23,798 INFO L93 Difference]: Finished difference Result 3508 states and 4358 transitions. [2019-09-08 06:08:23,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:08:23,799 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 108 [2019-09-08 06:08:23,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:23,810 INFO L225 Difference]: With dead ends: 3508 [2019-09-08 06:08:23,810 INFO L226 Difference]: Without dead ends: 1753 [2019-09-08 06:08:23,816 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 103 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:08:23,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2019-09-08 06:08:23,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1753. [2019-09-08 06:08:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1753 states. [2019-09-08 06:08:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2109 transitions. [2019-09-08 06:08:23,927 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2109 transitions. Word has length 108 [2019-09-08 06:08:23,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:23,929 INFO L475 AbstractCegarLoop]: Abstraction has 1753 states and 2109 transitions. [2019-09-08 06:08:23,929 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:08:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2109 transitions. [2019-09-08 06:08:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2019-09-08 06:08:23,938 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:23,939 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:23,939 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:23,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:23,939 INFO L82 PathProgramCache]: Analyzing trace with hash 337836361, now seen corresponding path program 1 times [2019-09-08 06:08:23,940 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:23,940 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:23,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:23,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:23,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-08 06:08:24,092 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:24,092 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:08:24,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:24,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 06:08:24,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:24,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:24,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-08 06:08:24,346 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:24,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:24,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:24,348 INFO L87 Difference]: Start difference. First operand 1753 states and 2109 transitions. Second operand 6 states. [2019-09-08 06:08:25,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:25,264 INFO L93 Difference]: Finished difference Result 4017 states and 5101 transitions. [2019-09-08 06:08:25,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:08:25,265 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 166 [2019-09-08 06:08:25,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:25,281 INFO L225 Difference]: With dead ends: 4017 [2019-09-08 06:08:25,282 INFO L226 Difference]: Without dead ends: 2616 [2019-09-08 06:08:25,288 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:08:25,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2019-09-08 06:08:25,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 2279. [2019-09-08 06:08:25,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2279 states. [2019-09-08 06:08:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 2279 states and 2757 transitions. [2019-09-08 06:08:25,472 INFO L78 Accepts]: Start accepts. Automaton has 2279 states and 2757 transitions. Word has length 166 [2019-09-08 06:08:25,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:25,472 INFO L475 AbstractCegarLoop]: Abstraction has 2279 states and 2757 transitions. [2019-09-08 06:08:25,472 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2757 transitions. [2019-09-08 06:08:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-08 06:08:25,483 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:25,484 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:25,484 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:25,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:25,485 INFO L82 PathProgramCache]: Analyzing trace with hash 19459107, now seen corresponding path program 1 times [2019-09-08 06:08:25,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:25,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:25,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:25,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:25,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:25,592 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-08 06:08:25,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:25,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:08:25,594 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:08:25,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:08:25,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:25,594 INFO L87 Difference]: Start difference. First operand 2279 states and 2757 transitions. Second operand 3 states. [2019-09-08 06:08:25,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:25,765 INFO L93 Difference]: Finished difference Result 3644 states and 4531 transitions. [2019-09-08 06:08:25,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:08:25,766 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2019-09-08 06:08:25,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:25,793 INFO L225 Difference]: With dead ends: 3644 [2019-09-08 06:08:25,794 INFO L226 Difference]: Without dead ends: 3641 [2019-09-08 06:08:25,797 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:25,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3641 states. [2019-09-08 06:08:26,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3641 to 3351. [2019-09-08 06:08:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3351 states. [2019-09-08 06:08:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 3351 states and 4192 transitions. [2019-09-08 06:08:26,085 INFO L78 Accepts]: Start accepts. Automaton has 3351 states and 4192 transitions. Word has length 162 [2019-09-08 06:08:26,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:26,086 INFO L475 AbstractCegarLoop]: Abstraction has 3351 states and 4192 transitions. [2019-09-08 06:08:26,086 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:08:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 4192 transitions. [2019-09-08 06:08:26,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-08 06:08:26,106 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:26,106 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:26,106 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:26,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:26,107 INFO L82 PathProgramCache]: Analyzing trace with hash 667301872, now seen corresponding path program 1 times [2019-09-08 06:08:26,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:26,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:26,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:26,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:26,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-09-08 06:08:26,328 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:26,328 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:26,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:26,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 1111 conjuncts, 20 conjunts are in the unsatisfiable core [2019-09-08 06:08:26,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:26,638 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 92 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-09-08 06:08:26,651 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 06:08:26,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 13 [2019-09-08 06:08:26,653 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 06:08:26,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 06:08:26,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:08:26,654 INFO L87 Difference]: Start difference. First operand 3351 states and 4192 transitions. Second operand 13 states. [2019-09-08 06:08:28,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:28,564 INFO L93 Difference]: Finished difference Result 9164 states and 13036 transitions. [2019-09-08 06:08:28,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:08:28,564 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 227 [2019-09-08 06:08:28,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:28,604 INFO L225 Difference]: With dead ends: 9164 [2019-09-08 06:08:28,604 INFO L226 Difference]: Without dead ends: 6177 [2019-09-08 06:08:28,620 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=383, Unknown=0, NotChecked=0, Total=552 [2019-09-08 06:08:28,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6177 states. [2019-09-08 06:08:29,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6177 to 5803. [2019-09-08 06:08:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5803 states. [2019-09-08 06:08:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5803 states to 5803 states and 7962 transitions. [2019-09-08 06:08:29,052 INFO L78 Accepts]: Start accepts. Automaton has 5803 states and 7962 transitions. Word has length 227 [2019-09-08 06:08:29,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:29,053 INFO L475 AbstractCegarLoop]: Abstraction has 5803 states and 7962 transitions. [2019-09-08 06:08:29,053 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 06:08:29,053 INFO L276 IsEmpty]: Start isEmpty. Operand 5803 states and 7962 transitions. [2019-09-08 06:08:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-08 06:08:29,082 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:29,083 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:29,083 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:29,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:29,083 INFO L82 PathProgramCache]: Analyzing trace with hash 233572786, now seen corresponding path program 1 times [2019-09-08 06:08:29,084 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:29,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:29,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:29,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:29,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 55 proven. 26 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-09-08 06:08:29,470 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:29,470 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:29,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:29,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 1113 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-08 06:08:29,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:29,763 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-08 06:08:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 108 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-09-08 06:08:29,830 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-08 06:08:29,831 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2019-09-08 06:08:29,831 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-08 06:08:29,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-08 06:08:29,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2019-09-08 06:08:29,832 INFO L87 Difference]: Start difference. First operand 5803 states and 7962 transitions. Second operand 15 states. [2019-09-08 06:08:32,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:32,393 INFO L93 Difference]: Finished difference Result 16709 states and 25976 transitions. [2019-09-08 06:08:32,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-09-08 06:08:32,394 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 227 [2019-09-08 06:08:32,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:32,489 INFO L225 Difference]: With dead ends: 16709 [2019-09-08 06:08:32,490 INFO L226 Difference]: Without dead ends: 11144 [2019-09-08 06:08:32,516 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 230 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=144, Invalid=456, Unknown=0, NotChecked=0, Total=600 [2019-09-08 06:08:32,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11144 states. [2019-09-08 06:08:33,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11144 to 8327. [2019-09-08 06:08:33,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8327 states. [2019-09-08 06:08:33,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8327 states to 8327 states and 11840 transitions. [2019-09-08 06:08:33,308 INFO L78 Accepts]: Start accepts. Automaton has 8327 states and 11840 transitions. Word has length 227 [2019-09-08 06:08:33,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:33,308 INFO L475 AbstractCegarLoop]: Abstraction has 8327 states and 11840 transitions. [2019-09-08 06:08:33,308 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-08 06:08:33,309 INFO L276 IsEmpty]: Start isEmpty. Operand 8327 states and 11840 transitions. [2019-09-08 06:08:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2019-09-08 06:08:33,345 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:33,346 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:33,346 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:33,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:33,346 INFO L82 PathProgramCache]: Analyzing trace with hash -1672830480, now seen corresponding path program 1 times [2019-09-08 06:08:33,346 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:33,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:33,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:33,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 8 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-09-08 06:08:33,510 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:33,510 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:08:33,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:33,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 1114 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-08 06:08:33,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-09-08 06:08:33,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:33,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2019-09-08 06:08:33,837 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-08 06:08:33,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-08 06:08:33,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:08:33,839 INFO L87 Difference]: Start difference. First operand 8327 states and 11840 transitions. Second operand 13 states. [2019-09-08 06:08:34,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:34,075 INFO L93 Difference]: Finished difference Result 10379 states and 14344 transitions. [2019-09-08 06:08:34,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:08:34,075 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 227 [2019-09-08 06:08:34,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:34,078 INFO L225 Difference]: With dead ends: 10379 [2019-09-08 06:08:34,079 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 06:08:34,109 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-09-08 06:08:34,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 06:08:34,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 06:08:34,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 06:08:34,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 06:08:34,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2019-09-08 06:08:34,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:34,112 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 06:08:34,112 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-08 06:08:34,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 06:08:34,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 06:08:34,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 06:08:35,062 WARN L188 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 110 [2019-09-08 06:08:35,923 WARN L188 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 113 [2019-09-08 06:08:36,404 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 81 [2019-09-08 06:08:37,874 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 112 [2019-09-08 06:08:38,620 WARN L188 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 136 [2019-09-08 06:08:38,912 WARN L188 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2019-09-08 06:08:39,274 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 33 [2019-09-08 06:08:39,542 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 30 [2019-09-08 06:08:40,081 WARN L188 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 37 [2019-09-08 06:08:40,504 WARN L188 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 32 [2019-09-08 06:08:41,026 WARN L188 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 37 [2019-09-08 06:08:41,425 WARN L188 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2019-09-08 06:08:41,852 WARN L188 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 35 [2019-09-08 06:08:42,096 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 30 [2019-09-08 06:08:42,454 WARN L188 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 28 [2019-09-08 06:08:42,798 WARN L188 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 42 [2019-09-08 06:08:42,908 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2019-09-08 06:08:43,627 WARN L188 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 51 [2019-09-08 06:08:44,424 WARN L188 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2019-09-08 06:08:44,702 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 36 [2019-09-08 06:08:44,812 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2019-09-08 06:08:45,303 WARN L188 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2019-09-08 06:08:45,518 WARN L188 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 28 [2019-09-08 06:08:45,761 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 29 [2019-09-08 06:08:46,117 WARN L188 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 30 [2019-09-08 06:08:46,328 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2019-09-08 06:08:46,726 WARN L188 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 36 [2019-09-08 06:08:46,916 WARN L188 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 34 [2019-09-08 06:08:47,451 WARN L188 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-09-08 06:08:47,986 WARN L188 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2019-09-08 06:08:48,182 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 28 [2019-09-08 06:08:48,397 WARN L188 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 1 [2019-09-08 06:08:48,973 WARN L188 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 38 [2019-09-08 06:08:49,087 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-08 06:08:49,719 WARN L188 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 24 [2019-09-08 06:08:50,468 WARN L188 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2019-09-08 06:08:50,808 WARN L188 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 35 [2019-09-08 06:08:51,537 WARN L188 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 40 [2019-09-08 06:08:51,996 WARN L188 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 35 [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point L447-2(lines 447 468) no Hoare annotation was computed. [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point L469(lines 446 470) no Hoare annotation was computed. [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 422 477) no Hoare annotation was computed. [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 422 477) no Hoare annotation was computed. [2019-09-08 06:08:51,999 INFO L443 ceAbstractionStarter]: For program point L453(lines 453 457) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 453 457) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 422 477) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 514) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 510 514) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L504-2(lines 504 529) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 478 537) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L530(lines 503 531) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 478 537) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point L523-1(line 523) no Hoare annotation was computed. [2019-09-08 06:08:52,000 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 478 537) no Hoare annotation was computed. [2019-09-08 06:08:52,001 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 282 288) the Hoare annotation is: true [2019-09-08 06:08:52,001 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 282 288) no Hoare annotation was computed. [2019-09-08 06:08:52,001 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 289 297) no Hoare annotation was computed. [2019-09-08 06:08:52,001 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 289 297) the Hoare annotation is: true [2019-09-08 06:08:52,001 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 289 297) no Hoare annotation was computed. [2019-09-08 06:08:52,001 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 240 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,002 INFO L439 ceAbstractionStarter]: At program point L252(line 252) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,002 INFO L439 ceAbstractionStarter]: At program point L252-1(line 252) the Hoare annotation is: (or (and (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,002 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 257) no Hoare annotation was computed. [2019-09-08 06:08:52,002 INFO L443 ceAbstractionStarter]: For program point L250-1(lines 250 257) no Hoare annotation was computed. [2019-09-08 06:08:52,002 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 240 262) no Hoare annotation was computed. [2019-09-08 06:08:52,002 INFO L443 ceAbstractionStarter]: For program point L248(line 248) no Hoare annotation was computed. [2019-09-08 06:08:52,003 INFO L439 ceAbstractionStarter]: At program point L247(line 247) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,003 INFO L439 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,003 INFO L439 ceAbstractionStarter]: At program point L246-1(line 246) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,003 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 240 262) no Hoare annotation was computed. [2019-09-08 06:08:52,003 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 193 216) no Hoare annotation was computed. [2019-09-08 06:08:52,003 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 193 216) no Hoare annotation was computed. [2019-09-08 06:08:52,003 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 193 216) no Hoare annotation was computed. [2019-09-08 06:08:52,003 INFO L443 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L209(line 209) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L207(line 207) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2019-09-08 06:08:52,004 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 954 968) no Hoare annotation was computed. [2019-09-08 06:08:52,005 INFO L439 ceAbstractionStarter]: At program point L960(line 960) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse6 .cse3 .cse5 .cse7) (or .cse1 .cse6 .cse3 .cse5) (or (or .cse2 .cse7) .cse3 .cse0 .cse4 .cse5))) [2019-09-08 06:08:52,005 INFO L443 ceAbstractionStarter]: For program point L958(lines 958 964) no Hoare annotation was computed. [2019-09-08 06:08:52,006 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 954 968) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse7 (= ~pumpRunning~0 0)) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse3 .cse7 .cse5) (or (or .cse2 .cse8) .cse3 .cse0 .cse4 .cse5) (or .cse6 .cse3 .cse7 .cse5 .cse8))) [2019-09-08 06:08:52,006 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 954 968) no Hoare annotation was computed. [2019-09-08 06:08:52,006 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 871 879) no Hoare annotation was computed. [2019-09-08 06:08:52,006 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 871 879) the Hoare annotation is: true [2019-09-08 06:08:52,006 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 871 879) no Hoare annotation was computed. [2019-09-08 06:08:52,006 INFO L443 ceAbstractionStarter]: For program point L944(lines 944 948) no Hoare annotation was computed. [2019-09-08 06:08:52,006 INFO L446 ceAbstractionStarter]: At program point L942(line 942) the Hoare annotation is: true [2019-09-08 06:08:52,006 INFO L443 ceAbstractionStarter]: For program point L944-2(lines 944 948) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L942-1(line 942) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 935 953) the Hoare annotation is: true [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 935 953) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 935 953) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L899-2(lines 899 907) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L887(lines 887 895) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L887-2(lines 887 895) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 880 915) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2019-09-08 06:08:52,007 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 880 915) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 907) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 880 915) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 275 281) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 275 281) the Hoare annotation is: true [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 376 421) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 376 421) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 376 421) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point L703(lines 703 723) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point L703-1(lines 703 723) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 689 734) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 689 734) no Hoare annotation was computed. [2019-09-08 06:08:52,008 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 689 734) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 716) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 226 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 226 236) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L439 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 226 236) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L446 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: true [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 860 870) the Hoare annotation is: true [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 860 870) no Hoare annotation was computed. [2019-09-08 06:08:52,009 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 860 870) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 852 859) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 (not (= ~methaneLevelCritical~0 0))) .cse1 .cse2 .cse3) (or .cse2 (or (not (= ~methaneLevelCritical~0 1)) .cse0) .cse1 .cse3))) [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 852 859) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 852 859) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2019-09-08 06:08:52,010 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 801 825) no Hoare annotation was computed. [2019-09-08 06:08:52,011 INFO L439 ceAbstractionStarter]: At program point L820(line 820) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse2 .cse7 .cse4 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse8 .cse5)))) [2019-09-08 06:08:52,011 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 801 825) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse2 .cse4 .cse8) (or .cse5 .cse2 .cse6 .cse4 .cse8 .cse7))) [2019-09-08 06:08:52,011 INFO L443 ceAbstractionStarter]: For program point L820-1(lines 801 825) no Hoare annotation was computed. [2019-09-08 06:08:52,011 INFO L439 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~waterLevel~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse2 .cse6 .cse3) (or .cse4 .cse1 .cse2 .cse3 .cse7))) [2019-09-08 06:08:52,011 INFO L439 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (and (= 1 processEnvironment_~tmp~6) .cse9)) (.cse5 (and .cse9 (= 0 ~waterLevel~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse7 .cse3 .cse4) (or .cse8 .cse6 .cse1 .cse7 .cse3 .cse5) (or .cse8 .cse0 .cse1 .cse2 .cse3)))) [2019-09-08 06:08:52,012 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 817) no Hoare annotation was computed. [2019-09-08 06:08:52,012 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse7 .cse3) (or .cse6 .cse7 .cse1 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3))) [2019-09-08 06:08:52,012 INFO L443 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2019-09-08 06:08:52,012 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 822) no Hoare annotation was computed. [2019-09-08 06:08:52,012 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 767 773) no Hoare annotation was computed. [2019-09-08 06:08:52,012 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 767 773) the Hoare annotation is: true [2019-09-08 06:08:52,012 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 301 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,013 INFO L439 ceAbstractionStarter]: At program point L351(line 351) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse5 .cse1 .cse6) .cse4 .cse7) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse1 .cse6 .cse8) .cse5 .cse4 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse2 .cse3 .cse8 .cse4))) [2019-09-08 06:08:52,013 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 355) no Hoare annotation was computed. [2019-09-08 06:08:52,013 INFO L439 ceAbstractionStarter]: At program point L349-1(lines 341 356) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse5 .cse1 .cse2 .cse6 .cse4) (and .cse5 .cse1 .cse2 .cse6 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse2 .cse3 .cse7 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:52,013 INFO L443 ceAbstractionStarter]: For program point L312(lines 311 360) no Hoare annotation was computed. [2019-09-08 06:08:52,013 INFO L439 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse1 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse1 (<= ~waterLevel~0 1) .cse6 .cse4) (and .cse1 .cse2 .cse6 .cse3 .cse4))) [2019-09-08 06:08:52,013 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 301 368) no Hoare annotation was computed. [2019-09-08 06:08:52,014 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 356) no Hoare annotation was computed. [2019-09-08 06:08:52,014 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 (not (= 0 ~systemActive~0)) .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse2 .cse3 (= 1 ~methaneLevelCritical~0) .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:52,014 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 337) no Hoare annotation was computed. [2019-09-08 06:08:52,014 INFO L443 ceAbstractionStarter]: For program point L331-1(lines 331 337) no Hoare annotation was computed. [2019-09-08 06:08:52,014 INFO L439 ceAbstractionStarter]: At program point L358(lines 311 360) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 (not (= 0 ~systemActive~0)) .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse2 .cse3 (= 1 ~methaneLevelCritical~0) .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:52,014 INFO L439 ceAbstractionStarter]: At program point L323(line 323) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 (not (= 0 ~systemActive~0)) .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and (and .cse1 .cse4) (= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (and (and .cse0 .cse1 .cse4) .cse2 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point L321(lines 321 327) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point L321-1(lines 321 327) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point L313(lines 313 317) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L439 ceAbstractionStarter]: At program point L361(lines 310 362) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 301 368) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 643 688) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 670) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 643 688) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point L657(lines 657 677) no Hoare annotation was computed. [2019-09-08 06:08:52,015 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 643 688) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L443 ceAbstractionStarter]: For program point L657-1(lines 657 677) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 826 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= ~methAndRunningLastTime~0 0)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 0)) [2019-09-08 06:08:52,016 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 826 833) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 826 833) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2019-09-08 06:08:52,016 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2019-09-08 06:08:52,016 INFO L439 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (let ((.cse8 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or .cse1 .cse7) .cse6 .cse8 .cse5) (or .cse6 .cse5 (or .cse0 .cse1 .cse8)) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (or .cse0 .cse2 (not (= ~waterLevel~0 0)) .cse5 .cse6))) [2019-09-08 06:08:52,017 INFO L443 ceAbstractionStarter]: For program point L993-1(line 993) no Hoare annotation was computed. [2019-09-08 06:08:52,017 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 987 1015) the Hoare annotation is: (let ((.cse8 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= 0 ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or .cse1 .cse7) .cse6 .cse8 .cse5) (or .cse6 .cse5 (or .cse0 .cse1 .cse8)) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse7 .cse6) (or .cse0 .cse2 (not (= ~waterLevel~0 0)) .cse5 .cse6))) [2019-09-08 06:08:52,017 INFO L439 ceAbstractionStarter]: At program point L1002(line 1002) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= ~waterLevel~0 0))) (.cse6 (or .cse4 .cse2)) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse0 (or .cse3 .cse1)) (or .cse3 .cse4 .cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse6 .cse5) (or .cse6 .cse0 (not (<= 2 ~waterLevel~0)))))) [2019-09-08 06:08:52,017 INFO L443 ceAbstractionStarter]: For program point L1000(lines 1000 1006) no Hoare annotation was computed. [2019-09-08 06:08:52,017 INFO L443 ceAbstractionStarter]: For program point L999(lines 999 1009) no Hoare annotation was computed. [2019-09-08 06:08:52,017 INFO L439 ceAbstractionStarter]: At program point L997(line 997) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~waterLevel~0 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse6 (or .cse8 .cse2)) (.cse0 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse4 (or .cse5 .cse1 (not (= ~waterLevel~0 1)))) (or .cse6 .cse7) (or .cse5 .cse8 .cse7 .cse4 .cse3) (or .cse6 .cse0 (not (<= 2 ~waterLevel~0)))))) [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point L997-1(line 997) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 987 1015) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point L995(lines 995 1012) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point L995-1(lines 987 1015) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2019-09-08 06:08:52,018 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 979 986) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 979 986) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 979 986) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 265 274) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 265 274) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 265 274) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 540 642) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point L605(line 605) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point L605-1(line 605) no Hoare annotation was computed. [2019-09-08 06:08:52,019 INFO L443 ceAbstractionStarter]: For program point L564(lines 564 568) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 639) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 595) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L589-2(lines 589 609) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 540 642) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L610(lines 588 611) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 585) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L629(lines 629 636) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 540 642) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L590(lines 589 609) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-09-08 06:08:52,020 INFO L443 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2019-09-08 06:08:52,021 INFO L443 ceAbstractionStarter]: For program point L586(lines 586 627) no Hoare annotation was computed. [2019-09-08 06:08:52,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,021 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)) [2019-09-08 06:08:52,021 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,021 INFO L439 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 0)) .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-08 06:08:52,021 INFO L443 ceAbstractionStarter]: For program point L846-1(lines 835 851) no Hoare annotation was computed. [2019-09-08 06:08:52,021 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 835 851) no Hoare annotation was computed. [2019-09-08 06:08:52,022 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 848) no Hoare annotation was computed. [2019-09-08 06:08:52,022 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 835 851) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0)) .cse5))) [2019-09-08 06:08:52,022 INFO L439 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (= ~pumpRunning~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0)) .cse5))) [2019-09-08 06:08:52,022 INFO L443 ceAbstractionStarter]: For program point L840-1(line 840) no Hoare annotation was computed. [2019-09-08 06:08:52,022 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 118 126) no Hoare annotation was computed. [2019-09-08 06:08:52,022 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2019-09-08 06:08:52,022 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 916 934) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point L925(lines 925 929) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L446 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 916 934) the Hoare annotation is: true [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 916 934) no Hoare annotation was computed. [2019-09-08 06:08:52,023 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2 .cse3) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse4 .cse0 (= 1 ~methaneLevelCritical~0) .cse2))) [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2019-09-08 06:08:52,024 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2019-09-08 06:08:52,025 INFO L439 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse14 (not (= 0 ~systemActive~0))) (.cse12 (= 0 ~methAndRunningLastTime~0))) (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse11 (and .cse13 .cse7 .cse14 .cse12)) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse10 (and .cse6 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse13 .cse7 .cse14 (= 1 ~methaneLevelCritical~0) .cse12)) (.cse0 (and .cse6 (<= ~waterLevel~0 1) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and .cse6 .cse7)) (or .cse8 .cse9 .cse2 .cse3 .cse4 .cse10) (or .cse8 (not (<= |old(~waterLevel~0)| 1)) .cse11 .cse9 .cse4) (or .cse9 .cse2 .cse4 .cse5 .cse11) (or .cse8 .cse1 .cse2 .cse3 .cse4 .cse10 .cse0)))) [2019-09-08 06:08:52,025 INFO L439 ceAbstractionStarter]: At program point L754(lines 754 760) the Hoare annotation is: (let ((.cse14 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (= 0 ~methAndRunningLastTime~0))) (let ((.cse2 (and .cse14 .cse11 .cse12)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse9 (= ~systemActive~0 0)) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse7 (and (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse14 (not (= 0 ~systemActive~0)))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and (<= ~waterLevel~0 1) (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse11)) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (and .cse14 .cse11))) (and (or (or .cse0 .cse1) .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse4 .cse1) (or .cse8 .cse9 .cse6 .cse10 .cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse12) .cse13) (or .cse2 .cse4 (or .cse8 .cse0 .cse3)) (or .cse9 .cse6 .cse10 .cse7 .cse4 .cse1 .cse13) (or .cse8 .cse0 .cse6 .cse4 .cse5)))) [2019-09-08 06:08:52,025 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 743 766) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= 0 ~methAndRunningLastTime~0))) (let ((.cse6 (= ~systemActive~0 0)) (.cse8 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9 .cse10)) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and .cse9 (= ~pumpRunning~0 0) .cse10)) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse7 .cse8 .cse3) (or .cse6 .cse1 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3)))) [2019-09-08 06:08:52,025 INFO L439 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~systemActive~0 0)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse7 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~methAndRunningLastTime~0)) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse6 .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse7 .cse6 .cse2))) [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point L747(lines 746 765) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 743 766) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 743 766) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 162 191) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 162 191) the Hoare annotation is: true [2019-09-08 06:08:52,026 INFO L446 ceAbstractionStarter]: At program point L187(lines 162 191) the Hoare annotation is: true [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L443 ceAbstractionStarter]: For program point L176(lines 176 180) no Hoare annotation was computed. [2019-09-08 06:08:52,026 INFO L446 ceAbstractionStarter]: At program point L176-1(lines 176 180) the Hoare annotation is: true [2019-09-08 06:08:52,027 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-09-08 06:08:52,027 INFO L446 ceAbstractionStarter]: At program point L172-2(lines 172 186) the Hoare annotation is: true [2019-09-08 06:08:52,027 INFO L446 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: true [2019-09-08 06:08:52,027 INFO L443 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2019-09-08 06:08:52,027 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (let ((.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4))) .cse6) (or (let ((.cse7 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse7 .cse2 .cse5 .cse3) (or .cse7 .cse2 .cse0 .cse1 .cse3))) .cse6))) [2019-09-08 06:08:52,027 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2019-09-08 06:08:52,027 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2019-09-08 06:08:52,027 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 217 223) no Hoare annotation was computed. [2019-09-08 06:08:52,028 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 217 223) the Hoare annotation is: true [2019-09-08 06:08:52,028 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,028 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-09-08 06:08:52,028 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-08 06:08:52,028 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:52,028 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 969 976) no Hoare annotation was computed. [2019-09-08 06:08:52,028 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 969 976) the Hoare annotation is: true [2019-09-08 06:08:52,028 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 969 976) no Hoare annotation was computed. [2019-09-08 06:08:52,029 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 775 799) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse0) (or .cse5 .cse6 .cse1 .cse7 .cse3 .cse8) (or .cse6 .cse1 .cse7 .cse3 .cse4 .cse8))) [2019-09-08 06:08:52,029 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 775 799) no Hoare annotation was computed. [2019-09-08 06:08:52,029 INFO L439 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse6 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse3 .cse4) (or .cse7 .cse1 .cse2 .cse3 .cse0) (or .cse7 .cse5 .cse1 .cse6 .cse3))) [2019-09-08 06:08:52,029 INFO L443 ceAbstractionStarter]: For program point L794-1(lines 775 799) no Hoare annotation was computed. [2019-09-08 06:08:52,029 INFO L439 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9)) (.cse2 (not (= ~waterLevel~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (<= ~waterLevel~0 2))) (.cse6 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) .cse9)) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse7 .cse3 .cse4) (or .cse8 .cse0 .cse1 .cse2 .cse3) (or .cse8 .cse5 .cse1 .cse7 .cse6 .cse3)))) [2019-09-08 06:08:52,029 INFO L439 ceAbstractionStarter]: At program point L785(line 785) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse0 .cse6 .cse2 .cse3 .cse7) (or .cse4 .cse5 .cse0 .cse6 .cse2 .cse7))) [2019-09-08 06:08:52,029 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 791) no Hoare annotation was computed. [2019-09-08 06:08:52,030 INFO L439 ceAbstractionStarter]: At program point L781(line 781) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 0))) (.cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse7 .cse4 .cse8) (or .cse0 .cse2 .cse6 .cse7 .cse4) (or .cse1 .cse2 .cse3 .cse4 .cse8 .cse5)))) [2019-09-08 06:08:52,030 INFO L443 ceAbstractionStarter]: For program point L781-1(line 781) no Hoare annotation was computed. [2019-09-08 06:08:52,030 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-09-08 06:08:52,030 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2019-09-08 06:08:52,030 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2019-09-08 06:08:52,030 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse1 .cse2 .cse4) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= ~systemActive~0 0) .cse1 .cse2 .cse4))) [2019-09-08 06:08:52,030 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 151 158) no Hoare annotation was computed. [2019-09-08 06:08:52,031 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2019-09-08 06:08:52,031 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 151 158) the Hoare annotation is: true [2019-09-08 06:08:52,031 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 151 158) no Hoare annotation was computed. [2019-09-08 06:08:52,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:08:52 BoogieIcfgContainer [2019-09-08 06:08:52,049 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:08:52,051 INFO L168 Benchmark]: Toolchain (without parser) took 36571.53 ms. Allocated memory was 131.6 MB in the beginning and 1.1 GB in the end (delta: 931.7 MB). Free memory was 86.8 MB in the beginning and 563.9 MB in the end (delta: -477.2 MB). Peak memory consumption was 946.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,052 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.10 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.6 MB in the beginning and 159.8 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,053 INFO L168 Benchmark]: Boogie Preprocessor took 116.52 ms. Allocated memory is still 198.2 MB. Free memory was 159.8 MB in the beginning and 155.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,054 INFO L168 Benchmark]: RCFGBuilder took 1204.19 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 155.3 MB in the beginning and 183.9 MB in the end (delta: -28.7 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,055 INFO L168 Benchmark]: TraceAbstraction took 34528.09 ms. Allocated memory was 220.2 MB in the beginning and 1.1 GB in the end (delta: 843.1 MB). Free memory was 183.9 MB in the beginning and 563.9 MB in the end (delta: -380.0 MB). Peak memory consumption was 955.0 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:52,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 718.10 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.6 MB in the beginning and 159.8 MB in the end (delta: -73.2 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.52 ms. Allocated memory is still 198.2 MB. Free memory was 159.8 MB in the beginning and 155.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1204.19 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 155.3 MB in the beginning and 183.9 MB in the end (delta: -28.7 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34528.09 ms. Allocated memory was 220.2 MB in the beginning and 1.1 GB in the end (delta: 843.1 MB). Free memory was 183.9 MB in the beginning and 563.9 MB in the end (delta: -380.0 MB). Peak memory consumption was 955.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 155]: 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: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: ((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && !(0 == systemActive)) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || ((((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 257 locations, 1 error locations. SAFE Result, 34.4s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 9.7s AutomataDifference, 0.0s DeadEndRemovalTime, 17.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 3057 SDtfs, 3285 SDslu, 8365 SDs, 0 SdLazy, 5836 SolverSat, 1752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1144 GetRequests, 1006 SyntacticMatches, 2 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8327occurred in iteration=13, 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: 2.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 3985 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 11371 PreInvPairs, 11923 NumberOfFragments, 3480 HoareAnnotationTreeSize, 11371 FomulaSimplifications, 83369 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 70 FomulaSimplificationsInter, 60564 FormulaSimplificationTreeSizeReductionInter, 13.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 2672 NumberOfCodeBlocks, 2672 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2653 ConstructedInterpolants, 0 QuantifiedInterpolants, 721998 SizeOfPredicates, 13 NumberOfNonLiveVariables, 5115 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 840/920 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...