java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:24:37,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:24:37,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:24:37,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:24:37,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:24:37,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:24:37,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:24:37,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:24:37,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:24:37,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:24:37,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:24:37,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:24:37,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:24:37,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:24:37,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:24:37,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:24:37,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:24:37,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:24:37,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:24:37,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:24:37,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:24:37,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:24:37,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:24:37,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:24:37,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:24:37,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:24:37,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:24:37,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:24:37,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:24:37,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:24:37,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:24:37,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:24:37,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:24:37,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:24:37,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:24:37,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:24:37,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:24:37,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:24:37,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:24:37,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:24:37,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:24:37,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 14:24:37,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:24:37,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:24:37,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:24:37,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:24:37,529 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:24:37,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:24:37,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:24:37,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:24:37,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:24:37,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:24:37,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:24:37,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:24:37,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:24:37,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:24:37,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:24:37,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:24:37,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:24:37,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:24:37,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:24:37,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:24:37,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:24:37,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:24:37,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:24:37,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:24:37,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:24:37,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:24:37,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:24:37,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:24:37,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:24:37,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:24:37,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:24:37,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:24:37,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:24:37,588 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:24:37,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2019-10-02 14:24:37,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71378bd9/60907d5c98884e22b3ebf6cc299b6f65/FLAGf3578009f [2019-10-02 14:24:38,282 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:24:38,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product58.cil.c [2019-10-02 14:24:38,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71378bd9/60907d5c98884e22b3ebf6cc299b6f65/FLAGf3578009f [2019-10-02 14:24:38,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c71378bd9/60907d5c98884e22b3ebf6cc299b6f65 [2019-10-02 14:24:38,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:24:38,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:24:38,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:24:38,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:24:38,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:24:38,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:24:38" (1/1) ... [2019-10-02 14:24:38,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c5ffca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:38, skipping insertion in model container [2019-10-02 14:24:38,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:24:38" (1/1) ... [2019-10-02 14:24:38,556 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:24:38,609 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:24:39,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:24:39,103 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:24:39,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:24:39,294 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:24:39,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39 WrapperNode [2019-10-02 14:24:39,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:24:39,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:24:39,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:24:39,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:24:39,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... [2019-10-02 14:24:39,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:24:39,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:24:39,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:24:39,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:24:39,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:24:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:24:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:24:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:24:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:24:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:24:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:24:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:24:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:24:39,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:24:39,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-02 14:24:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:24:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:24:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:24:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:24:39,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:24:39,478 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:24:39,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:24:39,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:24:39,482 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:24:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:24:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:24:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:24:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:24:39,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:24:39,484 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:24:39,484 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:24:39,484 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:24:39,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:24:39,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:24:39,485 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:24:39,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:24:39,485 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:24:39,486 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:24:39,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:24:39,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:24:39,486 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-02 14:24:39,487 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:24:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:24:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:24:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:24:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:24:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:24:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:24:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:24:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:24:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:24:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:24:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:24:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:24:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:24:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:24:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:24:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:24:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:24:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:24:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:24:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:24:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:24:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-02 14:24:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:24:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:24:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:24:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:24:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:24:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:24:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:24:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:24:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:24:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:24:40,621 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:24:40,622 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:24:40,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:24:40 BoogieIcfgContainer [2019-10-02 14:24:40,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:24:40,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:24:40,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:24:40,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:24:40,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:24:38" (1/3) ... [2019-10-02 14:24:40,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0974ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:24:40, skipping insertion in model container [2019-10-02 14:24:40,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:24:39" (2/3) ... [2019-10-02 14:24:40,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d0974ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:24:40, skipping insertion in model container [2019-10-02 14:24:40,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:24:40" (3/3) ... [2019-10-02 14:24:40,637 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.c [2019-10-02 14:24:40,649 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:24:40,661 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:24:40,679 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:24:40,721 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:24:40,722 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:24:40,722 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:24:40,722 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:24:40,722 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:24:40,722 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:24:40,722 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:24:40,723 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:24:40,723 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:24:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2019-10-02 14:24:40,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-02 14:24:40,756 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:40,757 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:40,760 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:40,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:40,766 INFO L82 PathProgramCache]: Analyzing trace with hash -298144076, now seen corresponding path program 1 times [2019-10-02 14:24:40,768 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:40,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:40,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:40,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:40,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:41,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:41,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:41,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:24:41,157 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:24:41,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:24:41,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:24:41,176 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 2 states. [2019-10-02 14:24:41,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:41,236 INFO L93 Difference]: Finished difference Result 294 states and 357 transitions. [2019-10-02 14:24:41,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:24:41,237 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-02 14:24:41,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:41,253 INFO L225 Difference]: With dead ends: 294 [2019-10-02 14:24:41,253 INFO L226 Difference]: Without dead ends: 147 [2019-10-02 14:24:41,257 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:24:41,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-10-02 14:24:41,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2019-10-02 14:24:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-10-02 14:24:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 170 transitions. [2019-10-02 14:24:41,317 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 170 transitions. Word has length 46 [2019-10-02 14:24:41,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:41,318 INFO L475 AbstractCegarLoop]: Abstraction has 147 states and 170 transitions. [2019-10-02 14:24:41,318 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:24:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 170 transitions. [2019-10-02 14:24:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-02 14:24:41,324 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:41,324 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:41,325 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:41,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:41,327 INFO L82 PathProgramCache]: Analyzing trace with hash -491113124, now seen corresponding path program 1 times [2019-10-02 14:24:41,327 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:41,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:41,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:41,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:41,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:41,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:41,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:24:41,515 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:24:41,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:24:41,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:24:41,517 INFO L87 Difference]: Start difference. First operand 147 states and 170 transitions. Second operand 3 states. [2019-10-02 14:24:41,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:41,556 INFO L93 Difference]: Finished difference Result 239 states and 275 transitions. [2019-10-02 14:24:41,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:24:41,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-02 14:24:41,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:41,562 INFO L225 Difference]: With dead ends: 239 [2019-10-02 14:24:41,562 INFO L226 Difference]: Without dead ends: 138 [2019-10-02 14:24:41,564 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:24:41,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-02 14:24:41,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-02 14:24:41,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-02 14:24:41,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 158 transitions. [2019-10-02 14:24:41,581 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 158 transitions. Word has length 47 [2019-10-02 14:24:41,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:41,581 INFO L475 AbstractCegarLoop]: Abstraction has 138 states and 158 transitions. [2019-10-02 14:24:41,581 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:24:41,581 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 158 transitions. [2019-10-02 14:24:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:24:41,583 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:41,584 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:41,584 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:41,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:41,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1388977157, now seen corresponding path program 1 times [2019-10-02 14:24:41,585 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:41,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:41,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:41,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:41,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:41,766 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:41,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:24:41,767 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:24:41,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:24:41,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:24:41,767 INFO L87 Difference]: Start difference. First operand 138 states and 158 transitions. Second operand 7 states. [2019-10-02 14:24:42,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:42,124 INFO L93 Difference]: Finished difference Result 252 states and 293 transitions. [2019-10-02 14:24:42,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:24:42,125 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-02 14:24:42,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:42,132 INFO L225 Difference]: With dead ends: 252 [2019-10-02 14:24:42,133 INFO L226 Difference]: Without dead ends: 138 [2019-10-02 14:24:42,134 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:24:42,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-02 14:24:42,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-02 14:24:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-02 14:24:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 157 transitions. [2019-10-02 14:24:42,174 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 157 transitions. Word has length 52 [2019-10-02 14:24:42,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:42,176 INFO L475 AbstractCegarLoop]: Abstraction has 138 states and 157 transitions. [2019-10-02 14:24:42,176 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:24:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 157 transitions. [2019-10-02 14:24:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-02 14:24:42,183 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:42,183 INFO L411 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] [2019-10-02 14:24:42,184 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:42,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:42,184 INFO L82 PathProgramCache]: Analyzing trace with hash 105794737, now seen corresponding path program 1 times [2019-10-02 14:24:42,184 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:42,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:42,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:42,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:42,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:42,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:42,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:42,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:24:42,382 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:24:42,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:24:42,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:24:42,383 INFO L87 Difference]: Start difference. First operand 138 states and 157 transitions. Second operand 5 states. [2019-10-02 14:24:42,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:42,864 INFO L93 Difference]: Finished difference Result 353 states and 419 transitions. [2019-10-02 14:24:42,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:24:42,865 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2019-10-02 14:24:42,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:42,868 INFO L225 Difference]: With dead ends: 353 [2019-10-02 14:24:42,868 INFO L226 Difference]: Without dead ends: 239 [2019-10-02 14:24:42,870 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:24:42,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2019-10-02 14:24:42,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 220. [2019-10-02 14:24:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2019-10-02 14:24:42,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 248 transitions. [2019-10-02 14:24:42,915 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 248 transitions. Word has length 65 [2019-10-02 14:24:42,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:42,916 INFO L475 AbstractCegarLoop]: Abstraction has 220 states and 248 transitions. [2019-10-02 14:24:42,916 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:24:42,917 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 248 transitions. [2019-10-02 14:24:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-02 14:24:42,923 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:42,924 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:42,924 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:42,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:42,925 INFO L82 PathProgramCache]: Analyzing trace with hash -830596407, now seen corresponding path program 1 times [2019-10-02 14:24:42,925 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:42,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:42,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:42,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:42,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:42,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:43,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:43,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:24:43,051 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:24:43,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:24:43,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:24:43,052 INFO L87 Difference]: Start difference. First operand 220 states and 248 transitions. Second operand 8 states. [2019-10-02 14:24:43,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:43,102 INFO L93 Difference]: Finished difference Result 423 states and 489 transitions. [2019-10-02 14:24:43,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:24:43,103 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 79 [2019-10-02 14:24:43,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:43,106 INFO L225 Difference]: With dead ends: 423 [2019-10-02 14:24:43,106 INFO L226 Difference]: Without dead ends: 227 [2019-10-02 14:24:43,107 INFO L640 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 [2019-10-02 14:24:43,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2019-10-02 14:24:43,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 224. [2019-10-02 14:24:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-10-02 14:24:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 252 transitions. [2019-10-02 14:24:43,125 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 252 transitions. Word has length 79 [2019-10-02 14:24:43,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:43,126 INFO L475 AbstractCegarLoop]: Abstraction has 224 states and 252 transitions. [2019-10-02 14:24:43,126 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:24:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 252 transitions. [2019-10-02 14:24:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-02 14:24:43,128 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:43,128 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:43,128 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:43,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:43,129 INFO L82 PathProgramCache]: Analyzing trace with hash 2078167495, now seen corresponding path program 1 times [2019-10-02 14:24:43,129 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:43,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:43,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:43,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:43,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:43,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:24:43,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 14:24:43,281 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 14:24:43,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 14:24:43,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:24:43,282 INFO L87 Difference]: Start difference. First operand 224 states and 252 transitions. Second operand 10 states. [2019-10-02 14:24:43,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:43,877 INFO L93 Difference]: Finished difference Result 726 states and 882 transitions. [2019-10-02 14:24:43,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-02 14:24:43,877 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 79 [2019-10-02 14:24:43,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:43,885 INFO L225 Difference]: With dead ends: 726 [2019-10-02 14:24:43,886 INFO L226 Difference]: Without dead ends: 526 [2019-10-02 14:24:43,887 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:24:43,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2019-10-02 14:24:43,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 516. [2019-10-02 14:24:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2019-10-02 14:24:43,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 597 transitions. [2019-10-02 14:24:43,933 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 597 transitions. Word has length 79 [2019-10-02 14:24:43,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:43,934 INFO L475 AbstractCegarLoop]: Abstraction has 516 states and 597 transitions. [2019-10-02 14:24:43,934 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 14:24:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 597 transitions. [2019-10-02 14:24:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-10-02 14:24:43,938 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:43,938 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 14:24:43,939 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:43,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:43,939 INFO L82 PathProgramCache]: Analyzing trace with hash -640912824, now seen corresponding path program 1 times [2019-10-02 14:24:43,939 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:43,939 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:43,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:43,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:43,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-10-02 14:24:44,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:24:44,074 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:24:44,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:44,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 861 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-02 14:24:44,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:24:44,560 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:44,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:24:44,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2019-10-02 14:24:44,568 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 14:24:44,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 14:24:44,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:24:44,569 INFO L87 Difference]: Start difference. First operand 516 states and 597 transitions. Second operand 13 states. [2019-10-02 14:24:48,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:48,618 INFO L93 Difference]: Finished difference Result 1365 states and 1748 transitions. [2019-10-02 14:24:48,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2019-10-02 14:24:48,618 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 138 [2019-10-02 14:24:48,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:48,625 INFO L225 Difference]: With dead ends: 1365 [2019-10-02 14:24:48,626 INFO L226 Difference]: Without dead ends: 994 [2019-10-02 14:24:48,629 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1159 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=632, Invalid=3150, Unknown=0, NotChecked=0, Total=3782 [2019-10-02 14:24:48,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 994 states. [2019-10-02 14:24:48,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 994 to 869. [2019-10-02 14:24:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 869 states. [2019-10-02 14:24:48,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1043 transitions. [2019-10-02 14:24:48,692 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1043 transitions. Word has length 138 [2019-10-02 14:24:48,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:48,692 INFO L475 AbstractCegarLoop]: Abstraction has 869 states and 1043 transitions. [2019-10-02 14:24:48,692 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 14:24:48,693 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1043 transitions. [2019-10-02 14:24:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-02 14:24:48,696 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:48,696 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 14:24:48,696 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:48,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:48,697 INFO L82 PathProgramCache]: Analyzing trace with hash -413235800, now seen corresponding path program 1 times [2019-10-02 14:24:48,697 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:48,697 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:48,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:48,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:48,700 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-02 14:24:48,800 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:24:48,800 INFO L224 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:24:48,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:49,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-02 14:24:49,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:24:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 14:24:49,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:24:49,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 6 [2019-10-02 14:24:49,084 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:24:49,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:24:49,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:24:49,085 INFO L87 Difference]: Start difference. First operand 869 states and 1043 transitions. Second operand 6 states. [2019-10-02 14:24:49,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:49,146 INFO L93 Difference]: Finished difference Result 1552 states and 1927 transitions. [2019-10-02 14:24:49,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:24:49,146 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2019-10-02 14:24:49,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:49,151 INFO L225 Difference]: With dead ends: 1552 [2019-10-02 14:24:49,151 INFO L226 Difference]: Without dead ends: 707 [2019-10-02 14:24:49,154 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:24:49,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2019-10-02 14:24:49,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 705. [2019-10-02 14:24:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2019-10-02 14:24:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 840 transitions. [2019-10-02 14:24:49,198 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 840 transitions. Word has length 149 [2019-10-02 14:24:49,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:49,198 INFO L475 AbstractCegarLoop]: Abstraction has 705 states and 840 transitions. [2019-10-02 14:24:49,199 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:24:49,199 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 840 transitions. [2019-10-02 14:24:49,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 14:24:49,203 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:49,203 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 14:24:49,204 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:49,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:49,204 INFO L82 PathProgramCache]: Analyzing trace with hash -488644751, now seen corresponding path program 1 times [2019-10-02 14:24:49,204 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:49,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:49,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:49,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:49,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-02 14:24:49,407 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:24:49,408 INFO L224 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 [2019-10-02 14:24:49,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:49,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-02 14:24:49,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:24:49,803 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:24:49,818 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:24:49,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2019-10-02 14:24:49,819 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-02 14:24:49,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-02 14:24:49,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2019-10-02 14:24:49,821 INFO L87 Difference]: Start difference. First operand 705 states and 840 transitions. Second operand 11 states. [2019-10-02 14:24:51,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:51,309 INFO L93 Difference]: Finished difference Result 1396 states and 1747 transitions. [2019-10-02 14:24:51,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-02 14:24:51,309 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 153 [2019-10-02 14:24:51,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:51,315 INFO L225 Difference]: With dead ends: 1396 [2019-10-02 14:24:51,316 INFO L226 Difference]: Without dead ends: 778 [2019-10-02 14:24:51,318 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=140, Invalid=366, Unknown=0, NotChecked=0, Total=506 [2019-10-02 14:24:51,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2019-10-02 14:24:51,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 687. [2019-10-02 14:24:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2019-10-02 14:24:51,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 818 transitions. [2019-10-02 14:24:51,364 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 818 transitions. Word has length 153 [2019-10-02 14:24:51,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:51,365 INFO L475 AbstractCegarLoop]: Abstraction has 687 states and 818 transitions. [2019-10-02 14:24:51,365 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-02 14:24:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 818 transitions. [2019-10-02 14:24:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-02 14:24:51,369 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:51,369 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:51,371 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:51,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:51,372 INFO L82 PathProgramCache]: Analyzing trace with hash 700598337, now seen corresponding path program 2 times [2019-10-02 14:24:51,372 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:51,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:51,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:51,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:51,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:51,596 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 50 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-02 14:24:51,596 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:24:51,596 INFO L224 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 [2019-10-02 14:24:51,666 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2019-10-02 14:24:51,823 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-10-02 14:24:51,823 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-10-02 14:24:51,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 16 conjunts are in the unsatisfiable core [2019-10-02 14:24:51,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:24:51,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-02 14:24:52,026 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-02 14:24:52,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:24:52,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 16 [2019-10-02 14:24:52,032 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 14:24:52,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 14:24:52,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2019-10-02 14:24:52,033 INFO L87 Difference]: Start difference. First operand 687 states and 818 transitions. Second operand 16 states. [2019-10-02 14:24:54,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:54,540 INFO L93 Difference]: Finished difference Result 1862 states and 2320 transitions. [2019-10-02 14:24:54,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-02 14:24:54,541 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 207 [2019-10-02 14:24:54,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:54,549 INFO L225 Difference]: With dead ends: 1862 [2019-10-02 14:24:54,549 INFO L226 Difference]: Without dead ends: 1260 [2019-10-02 14:24:54,552 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2019-10-02 14:24:54,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2019-10-02 14:24:54,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 1065. [2019-10-02 14:24:54,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1065 states. [2019-10-02 14:24:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 1065 states and 1243 transitions. [2019-10-02 14:24:54,635 INFO L78 Accepts]: Start accepts. Automaton has 1065 states and 1243 transitions. Word has length 207 [2019-10-02 14:24:54,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:54,636 INFO L475 AbstractCegarLoop]: Abstraction has 1065 states and 1243 transitions. [2019-10-02 14:24:54,636 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 14:24:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1243 transitions. [2019-10-02 14:24:54,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-02 14:24:54,640 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:24:54,640 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:24:54,641 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:24:54,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:24:54,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1257976449, now seen corresponding path program 1 times [2019-10-02 14:24:54,641 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:24:54,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:24:54,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:54,646 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-10-02 14:24:54,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:24:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:54,807 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 41 proven. 8 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 14:24:54,808 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:24:54,810 INFO L224 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) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:24:54,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:24:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:24:55,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 14:24:55,030 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:24:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 14:24:55,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:24:55,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2019-10-02 14:24:55,130 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 14:24:55,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 14:24:55,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:24:55,131 INFO L87 Difference]: Start difference. First operand 1065 states and 1243 transitions. Second operand 13 states. [2019-10-02 14:24:55,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:24:55,203 INFO L93 Difference]: Finished difference Result 1373 states and 1598 transitions. [2019-10-02 14:24:55,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 14:24:55,204 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 207 [2019-10-02 14:24:55,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:24:55,205 INFO L225 Difference]: With dead ends: 1373 [2019-10-02 14:24:55,205 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:24:55,209 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-10-02 14:24:55,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:24:55,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:24:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:24:55,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:24:55,210 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 207 [2019-10-02 14:24:55,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:24:55,210 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:24:55,210 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 14:24:55,210 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:24:55,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:24:55,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:24:56,136 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 31 [2019-10-02 14:24:56,917 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 24 [2019-10-02 14:24:57,278 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 29 [2019-10-02 14:24:57,645 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 12 [2019-10-02 14:24:58,204 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 17 [2019-10-02 14:24:58,294 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-02 14:24:58,295 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-02 14:24:58,296 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 674 680) the Hoare annotation is: true [2019-10-02 14:24:58,296 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 674 680) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 681 689) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 681 689) the Hoare annotation is: true [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 681 689) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L446 ceAbstractionStarter]: At program point L415(line 415) the Hoare annotation is: true [2019-10-02 14:24:58,297 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L439 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0) (or (not (<= 2 ~waterLevel~0)) .cse0))) [2019-10-02 14:24:58,297 INFO L443 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-10-02 14:24:58,297 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~waterLevel~0)) .cse0) (or (not (<= 2 ~waterLevel~0)) .cse0))) [2019-10-02 14:24:58,298 INFO L443 ceAbstractionStarter]: For program point L419-1(line 419) no Hoare annotation was computed. [2019-10-02 14:24:58,298 INFO L443 ceAbstractionStarter]: For program point L642-1(lines 642 649) no Hoare annotation was computed. [2019-10-02 14:24:58,298 INFO L443 ceAbstractionStarter]: For program point L640(line 640) no Hoare annotation was computed. [2019-10-02 14:24:58,298 INFO L439 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,298 INFO L439 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,298 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 632 654) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,298 INFO L439 ceAbstractionStarter]: At program point L638-1(line 638) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,298 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 632 654) no Hoare annotation was computed. [2019-10-02 14:24:58,298 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 632 654) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L439 ceAbstractionStarter]: At program point L644(line 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,299 INFO L439 ceAbstractionStarter]: At program point L644-1(line 644) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 649) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 587 610) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point L605(line 605) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 587 610) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point L604(line 604) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 587 610) no Hoare annotation was computed. [2019-10-02 14:24:58,299 INFO L443 ceAbstractionStarter]: For program point L603(line 603) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L601(line 601) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L598(line 598) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 825 833) no Hoare annotation was computed. [2019-10-02 14:24:58,300 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 825 833) the Hoare annotation is: true [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 825 833) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L446 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: true [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L898-2(lines 898 902) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L896-1(line 896) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 889 907) the Hoare annotation is: true [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 889 907) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 889 907) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2019-10-02 14:24:58,301 INFO L443 ceAbstractionStarter]: For program point L853(lines 853 861) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point L853-2(lines 853 861) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 834 869) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 834 869) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 834 869) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 667 673) no Hoare annotation was computed. [2019-10-02 14:24:58,302 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 667 673) the Hoare annotation is: true [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-02 14:24:58,303 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:24:58,304 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:24:58,304 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 619 628) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,304 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 619 628) no Hoare annotation was computed. [2019-10-02 14:24:58,304 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 619 628) no Hoare annotation was computed. [2019-10-02 14:24:58,304 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 814 824) the Hoare annotation is: true [2019-10-02 14:24:58,304 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 814 824) no Hoare annotation was computed. [2019-10-02 14:24:58,304 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 814 824) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L446 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: true [2019-10-02 14:24:58,305 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 806 813) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2019-10-02 14:24:58,305 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 806 813) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 806 813) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2019-10-02 14:24:58,305 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2019-10-02 14:24:58,306 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2019-10-02 14:24:58,306 INFO L439 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,306 INFO L439 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (and (= 1 processEnvironment_~tmp~6) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-02 14:24:58,306 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-10-02 14:24:58,306 INFO L439 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2019-10-02 14:24:58,306 INFO L443 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2019-10-02 14:24:58,306 INFO L443 ceAbstractionStarter]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-10-02 14:24:58,307 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 755 779) no Hoare annotation was computed. [2019-10-02 14:24:58,307 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 755 779) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,307 INFO L439 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= 0 |old(~pumpRunning~0)|)) (or (= ~pumpRunning~0 0) .cse0 .cse1))) [2019-10-02 14:24:58,307 INFO L443 ceAbstractionStarter]: For program point L774-1(lines 755 779) no Hoare annotation was computed. [2019-10-02 14:24:58,307 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 721 727) no Hoare annotation was computed. [2019-10-02 14:24:58,307 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 721 727) the Hoare annotation is: true [2019-10-02 14:24:58,307 INFO L443 ceAbstractionStarter]: For program point L929(lines 929 933) no Hoare annotation was computed. [2019-10-02 14:24:58,307 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 917 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,308 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 917 982) no Hoare annotation was computed. [2019-10-02 14:24:58,308 INFO L439 ceAbstractionStarter]: At program point L975(lines 926 976) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:24:58,308 INFO L443 ceAbstractionStarter]: For program point L965(lines 965 969) no Hoare annotation was computed. [2019-10-02 14:24:58,308 INFO L439 ceAbstractionStarter]: At program point L965-2(lines 957 970) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:24:58,308 INFO L443 ceAbstractionStarter]: For program point L928(lines 927 974) no Hoare annotation was computed. [2019-10-02 14:24:58,308 INFO L439 ceAbstractionStarter]: At program point L959(line 959) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:24:58,309 INFO L443 ceAbstractionStarter]: For program point L957(lines 957 970) no Hoare annotation was computed. [2019-10-02 14:24:58,309 INFO L439 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:24:58,309 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-10-02 14:24:58,309 INFO L443 ceAbstractionStarter]: For program point L947-1(lines 947 953) no Hoare annotation was computed. [2019-10-02 14:24:58,309 INFO L439 ceAbstractionStarter]: At program point L972(lines 927 974) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)))) [2019-10-02 14:24:58,309 INFO L439 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2019-10-02 14:24:58,309 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 917 982) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-02 14:24:58,310 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 780 787) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 780 787) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 780 787) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 544 552) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 544 552) the Hoare annotation is: true [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 544 552) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 514) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2019-10-02 14:24:58,311 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-02 14:24:58,312 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-02 14:24:58,313 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 657 666) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 657 666) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 657 666) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,314 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)) [2019-10-02 14:24:58,314 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,314 INFO L439 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-02 14:24:58,315 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 789 805) no Hoare annotation was computed. [2019-10-02 14:24:58,315 INFO L443 ceAbstractionStarter]: For program point L796(lines 796 802) no Hoare annotation was computed. [2019-10-02 14:24:58,315 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 789 805) no Hoare annotation was computed. [2019-10-02 14:24:58,315 INFO L439 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-02 14:24:58,315 INFO L443 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2019-10-02 14:24:58,315 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 789 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-02 14:24:58,315 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 521 529) the Hoare annotation is: true [2019-10-02 14:24:58,315 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 870 888) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point L879(lines 879 883) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L446 ceAbstractionStarter]: At program point L877(line 877) the Hoare annotation is: true [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point L879-2(lines 879 883) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point L877-1(line 877) no Hoare annotation was computed. [2019-10-02 14:24:58,316 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 870 888) the Hoare annotation is: true [2019-10-02 14:24:58,316 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 870 888) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: true [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2019-10-02 14:24:58,317 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2019-10-02 14:24:58,317 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2019-10-02 14:24:58,318 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2019-10-02 14:24:58,318 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) (or (not (<= 2 |old(~waterLevel~0)|)) .cse0)) (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~waterLevel~0)|)) .cse0))) [2019-10-02 14:24:58,318 INFO L443 ceAbstractionStarter]: For program point L701(lines 700 719) no Hoare annotation was computed. [2019-10-02 14:24:58,318 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 697 720) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 0)) (not (<= 1 |old(~waterLevel~0)|)) .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse1)))) [2019-10-02 14:24:58,318 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 697 720) no Hoare annotation was computed. [2019-10-02 14:24:58,318 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 697 720) no Hoare annotation was computed. [2019-10-02 14:24:58,319 INFO L439 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (not (<= 1 |old(~waterLevel~0)|)) .cse1) (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse2 .cse0) (let ((.cse3 (+ ~waterLevel~0 1))) (and (<= .cse3 |old(~waterLevel~0)|) .cse2 (<= |old(~waterLevel~0)| .cse3))) (or (not (<= 2 |old(~waterLevel~0)|)) .cse1))))) [2019-10-02 14:24:58,319 INFO L439 ceAbstractionStarter]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= ~pumpRunning~0 0))) (and (or (let ((.cse1 (+ ~waterLevel~0 1))) (and .cse0 (<= .cse1 |old(~waterLevel~0)|) (<= |old(~waterLevel~0)| .cse1) .cse2)) (= |old(~waterLevel~0)| ~waterLevel~0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse3)) (or (not (< |old(~waterLevel~0)| 2)) .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse3 (and (<= 1 ~waterLevel~0) .cse2 (< ~waterLevel~0 2))))) [2019-10-02 14:24:58,319 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-02 14:24:58,319 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 556 585) no Hoare annotation was computed. [2019-10-02 14:24:58,319 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 556 585) the Hoare annotation is: true [2019-10-02 14:24:58,319 INFO L443 ceAbstractionStarter]: For program point L570(lines 570 574) no Hoare annotation was computed. [2019-10-02 14:24:58,320 INFO L446 ceAbstractionStarter]: At program point L570-1(lines 570 574) the Hoare annotation is: true [2019-10-02 14:24:58,320 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-02 14:24:58,320 INFO L446 ceAbstractionStarter]: At program point L566-2(lines 566 580) the Hoare annotation is: true [2019-10-02 14:24:58,320 INFO L446 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: true [2019-10-02 14:24:58,320 INFO L443 ceAbstractionStarter]: For program point L562-1(line 562) no Hoare annotation was computed. [2019-10-02 14:24:58,320 INFO L446 ceAbstractionStarter]: At program point L581(lines 556 585) the Hoare annotation is: true [2019-10-02 14:24:58,320 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (= 0 ~pumpRunning~0)) (not (<= 2 |old(~waterLevel~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-02 14:24:58,320 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2019-10-02 14:24:58,321 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2019-10-02 14:24:58,321 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 611 617) no Hoare annotation was computed. [2019-10-02 14:24:58,321 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 611 617) the Hoare annotation is: true [2019-10-02 14:24:58,321 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,321 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2)) [2019-10-02 14:24:58,321 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:24:58,321 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:24:58,321 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 908 915) no Hoare annotation was computed. [2019-10-02 14:24:58,322 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 908 915) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 (not (<= 1 ~waterLevel~0)) .cse1) (or .cse0 (or (not (<= 2 ~waterLevel~0)) .cse1)))) [2019-10-02 14:24:58,322 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 908 915) no Hoare annotation was computed. [2019-10-02 14:24:58,322 INFO L443 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-10-02 14:24:58,322 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 729 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,322 INFO L439 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,322 INFO L443 ceAbstractionStarter]: For program point L735-1(line 735) no Hoare annotation was computed. [2019-10-02 14:24:58,322 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-10-02 14:24:58,322 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 729 753) no Hoare annotation was computed. [2019-10-02 14:24:58,323 INFO L439 ceAbstractionStarter]: At program point L748(line 748) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,323 INFO L443 ceAbstractionStarter]: For program point L748-1(lines 729 753) no Hoare annotation was computed. [2019-10-02 14:24:58,323 INFO L439 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1))) [2019-10-02 14:24:58,323 INFO L439 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (not (= ~systemActive~0 1)) (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-02 14:24:58,323 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2019-10-02 14:24:58,323 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2019-10-02 14:24:58,323 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 1 |old(~waterLevel~0)|)) (or (not (= 0 ~pumpRunning~0)) .cse1)) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-02 14:24:58,324 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2019-10-02 14:24:58,324 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-10-02 14:24:58,324 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2019-10-02 14:24:58,324 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2019-10-02 14:24:58,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:24:58 BoogieIcfgContainer [2019-10-02 14:24:58,339 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:24:58,341 INFO L168 Benchmark]: Toolchain (without parser) took 19799.84 ms. Allocated memory was 132.6 MB in the beginning and 602.9 MB in the end (delta: 470.3 MB). Free memory was 86.9 MB in the beginning and 518.3 MB in the end (delta: -431.3 MB). Peak memory consumption was 393.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,342 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.29 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.7 MB in the beginning and 163.5 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,344 INFO L168 Benchmark]: Boogie Preprocessor took 104.07 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,345 INFO L168 Benchmark]: RCFGBuilder took 1224.29 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.2 MB in the beginning and 187.0 MB in the end (delta: -27.8 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,346 INFO L168 Benchmark]: TraceAbstraction took 17711.48 ms. Allocated memory was 223.3 MB in the beginning and 602.9 MB in the end (delta: 379.6 MB). Free memory was 187.0 MB in the beginning and 518.3 MB in the end (delta: -331.3 MB). Peak memory consumption was 403.2 MB. Max. memory is 7.1 GB. [2019-10-02 14:24:58,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.29 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 86.7 MB in the beginning and 163.5 MB in the end (delta: -76.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.07 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1224.29 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.2 MB in the beginning and 187.0 MB in the end (delta: -27.8 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17711.48 ms. Allocated memory was 223.3 MB in the beginning and 602.9 MB in the end (delta: 379.6 MB). Free memory was 187.0 MB in the beginning and 518.3 MB in the end (delta: -331.3 MB). Peak memory consumption was 403.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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: 926]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((1 == systemActive && 0 == splverifierCounter) && 1 <= waterLevel) && pumpRunning == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. SAFE Result, 17.6s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 9.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1985 SDtfs, 3133 SDslu, 6001 SDs, 0 SdLazy, 6854 SolverSat, 1925 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1081 GetRequests, 917 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1449 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1065occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 445 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 1904 PreInvPairs, 1959 NumberOfFragments, 1021 HoareAnnotationTreeSize, 1904 FomulaSimplifications, 8289 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 66 FomulaSimplificationsInter, 6106 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 2076 NumberOfCodeBlocks, 2076 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2060 ConstructedInterpolants, 0 QuantifiedInterpolants, 496764 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4696 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 607/666 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...