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_spec5_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:07:18,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:07:18,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:07:18,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:07:18,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:07:18,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:07:18,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:07:18,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:07:18,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:07:18,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:07:18,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:07:18,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:07:18,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:07:18,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:07:18,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:07:18,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:07:18,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:07:18,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:07:18,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:07:18,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:07:18,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:07:18,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:07:18,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:07:18,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:07:18,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:07:18,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:07:18,516 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:07:18,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:07:18,517 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:07:18,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:07:18,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:07:18,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:07:18,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:07:18,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:07:18,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:07:18,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:07:18,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:07:18,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:07:18,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:07:18,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:07:18,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:07:18,525 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:07:18,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:07:18,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:07:18,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:07:18,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:07:18,542 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:07:18,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:07:18,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:07:18,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:07:18,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:07:18,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:07:18,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:07:18,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:07:18,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:07:18,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:07:18,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:07:18,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:07:18,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:07:18,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:07:18,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:07:18,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:07:18,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:07:18,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:07:18,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:07:18,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:07:18,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:07:18,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:07:18,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:07:18,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:07:18,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:07:18,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:07:18,594 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:07:18,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:07:18,606 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:07:18,607 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:07:18,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2019-09-20 13:07:18,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e55094bb/061cfe78a2ac4c0f90ae8a362ed86bf3/FLAGdaf19ffd2 [2019-09-20 13:07:19,281 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:07:19,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product33.cil.c [2019-09-20 13:07:19,296 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e55094bb/061cfe78a2ac4c0f90ae8a362ed86bf3/FLAGdaf19ffd2 [2019-09-20 13:07:19,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e55094bb/061cfe78a2ac4c0f90ae8a362ed86bf3 [2019-09-20 13:07:19,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:07:19,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:07:19,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:19,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:07:19,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:07:19,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:19" (1/1) ... [2019-09-20 13:07:19,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c05bc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:19, skipping insertion in model container [2019-09-20 13:07:19,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:19" (1/1) ... [2019-09-20 13:07:19,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:07:19,641 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:07:20,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:20,104 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:07:20,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:20,288 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:07:20,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20 WrapperNode [2019-09-20 13:07:20,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:20,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:07:20,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:07:20,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:07:20,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... [2019-09-20 13:07:20,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:07:20,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:07:20,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:07:20,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:07:20,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:07:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:07:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:07:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:07:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:07:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:07:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:07:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:07:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:07:20,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:07:20,486 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:07:20,487 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:07:20,487 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:07:20,489 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:07:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:07:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:07:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:07:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:07:20,490 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:07:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:07:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:07:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:07:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:07:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:20,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:07:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:07:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:07:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:07:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:07:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:07:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:07:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:07:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:07:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:07:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:07:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:07:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:07:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:07:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:07:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:07:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:07:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:07:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:07:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:07:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:07:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:07:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:07:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:07:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:07:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:07:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:07:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:07:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:07:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:07:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:07:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:07:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:07:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:07:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:07:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:07:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:07:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:07:21,876 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:07:21,876 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:07:21,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:21 BoogieIcfgContainer [2019-09-20 13:07:21,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:07:21,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:07:21,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:07:21,884 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:07:21,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:07:19" (1/3) ... [2019-09-20 13:07:21,885 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3845e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:21, skipping insertion in model container [2019-09-20 13:07:21,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:20" (2/3) ... [2019-09-20 13:07:21,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f3845e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:21, skipping insertion in model container [2019-09-20 13:07:21,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:21" (3/3) ... [2019-09-20 13:07:21,891 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2019-09-20 13:07:21,901 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:07:21,912 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:07:21,930 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:07:21,963 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:07:21,964 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:07:21,965 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:07:21,965 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:07:21,965 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:07:21,965 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:07:21,965 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:07:21,966 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:07:21,966 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:07:21,997 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states. [2019-09-20 13:07:22,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-20 13:07:22,013 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:22,014 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:22,018 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:22,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:22,024 INFO L82 PathProgramCache]: Analyzing trace with hash -1965832149, now seen corresponding path program 1 times [2019-09-20 13:07:22,026 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:22,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:22,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:22,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:22,395 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:22,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:22,398 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:07:22,403 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:07:22,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:07:22,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:07:22,421 INFO L87 Difference]: Start difference. First operand 158 states. Second operand 2 states. [2019-09-20 13:07:22,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:22,491 INFO L93 Difference]: Finished difference Result 226 states and 283 transitions. [2019-09-20 13:07:22,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:07:22,494 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-20 13:07:22,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:22,506 INFO L225 Difference]: With dead ends: 226 [2019-09-20 13:07:22,506 INFO L226 Difference]: Without dead ends: 115 [2019-09-20 13:07:22,511 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:07:22,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-09-20 13:07:22,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-09-20 13:07:22,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-09-20 13:07:22,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2019-09-20 13:07:22,561 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 59 [2019-09-20 13:07:22,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:22,562 INFO L475 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2019-09-20 13:07:22,562 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:07:22,562 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2019-09-20 13:07:22,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-20 13:07:22,566 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:22,566 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:22,567 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:22,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:22,567 INFO L82 PathProgramCache]: Analyzing trace with hash 1650494658, now seen corresponding path program 1 times [2019-09-20 13:07:22,567 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:22,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:22,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:22,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:22,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:22,716 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:22,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:07:22,719 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:07:22,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:07:22,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:22,720 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 3 states. [2019-09-20 13:07:22,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:22,748 INFO L93 Difference]: Finished difference Result 202 states and 245 transitions. [2019-09-20 13:07:22,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:07:22,749 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-09-20 13:07:22,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:22,751 INFO L225 Difference]: With dead ends: 202 [2019-09-20 13:07:22,752 INFO L226 Difference]: Without dead ends: 115 [2019-09-20 13:07:22,753 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:22,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-09-20 13:07:22,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-09-20 13:07:22,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-09-20 13:07:22,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2019-09-20 13:07:22,777 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 64 [2019-09-20 13:07:22,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:22,779 INFO L475 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2019-09-20 13:07:22,779 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:07:22,780 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2019-09-20 13:07:22,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-09-20 13:07:22,782 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:22,782 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:22,783 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:22,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:22,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1464836383, now seen corresponding path program 1 times [2019-09-20 13:07:22,783 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:22,783 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:22,786 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:22,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:22,921 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:22,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:07:22,923 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:07:22,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:07:22,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:07:22,923 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 5 states. [2019-09-20 13:07:23,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:23,601 INFO L93 Difference]: Finished difference Result 319 states and 405 transitions. [2019-09-20 13:07:23,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:07:23,602 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2019-09-20 13:07:23,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:23,608 INFO L225 Difference]: With dead ends: 319 [2019-09-20 13:07:23,608 INFO L226 Difference]: Without dead ends: 232 [2019-09-20 13:07:23,612 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:23,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2019-09-20 13:07:23,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 208. [2019-09-20 13:07:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2019-09-20 13:07:23,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 251 transitions. [2019-09-20 13:07:23,662 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 251 transitions. Word has length 72 [2019-09-20 13:07:23,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:23,663 INFO L475 AbstractCegarLoop]: Abstraction has 208 states and 251 transitions. [2019-09-20 13:07:23,663 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:07:23,664 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 251 transitions. [2019-09-20 13:07:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-09-20 13:07:23,667 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:23,668 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:23,668 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:23,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:23,671 INFO L82 PathProgramCache]: Analyzing trace with hash 840628108, now seen corresponding path program 1 times [2019-09-20 13:07:23,672 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:23,672 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:23,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:23,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:23,674 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:23,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:23,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:07:23,768 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:07:23,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:07:23,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:23,769 INFO L87 Difference]: Start difference. First operand 208 states and 251 transitions. Second operand 3 states. [2019-09-20 13:07:23,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:23,794 INFO L93 Difference]: Finished difference Result 322 states and 377 transitions. [2019-09-20 13:07:23,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:07:23,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 82 [2019-09-20 13:07:23,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:23,803 INFO L225 Difference]: With dead ends: 322 [2019-09-20 13:07:23,803 INFO L226 Difference]: Without dead ends: 178 [2019-09-20 13:07:23,804 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:23,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2019-09-20 13:07:23,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2019-09-20 13:07:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2019-09-20 13:07:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 207 transitions. [2019-09-20 13:07:23,850 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 207 transitions. Word has length 82 [2019-09-20 13:07:23,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:23,852 INFO L475 AbstractCegarLoop]: Abstraction has 178 states and 207 transitions. [2019-09-20 13:07:23,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:07:23,852 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 207 transitions. [2019-09-20 13:07:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-09-20 13:07:23,855 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:23,856 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:23,856 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:23,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:23,856 INFO L82 PathProgramCache]: Analyzing trace with hash 402114491, now seen corresponding path program 1 times [2019-09-20 13:07:23,857 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:23,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:23,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:23,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:23,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:24,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-20 13:07:24,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:24,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:07:24,033 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:07:24,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:07:24,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:24,034 INFO L87 Difference]: Start difference. First operand 178 states and 207 transitions. Second operand 7 states. [2019-09-20 13:07:24,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:24,642 INFO L93 Difference]: Finished difference Result 345 states and 414 transitions. [2019-09-20 13:07:24,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:07:24,643 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 86 [2019-09-20 13:07:24,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:24,645 INFO L225 Difference]: With dead ends: 345 [2019-09-20 13:07:24,646 INFO L226 Difference]: Without dead ends: 195 [2019-09-20 13:07:24,649 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:07:24,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-09-20 13:07:24,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 177. [2019-09-20 13:07:24,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-09-20 13:07:24,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 204 transitions. [2019-09-20 13:07:24,677 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 204 transitions. Word has length 86 [2019-09-20 13:07:24,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:24,678 INFO L475 AbstractCegarLoop]: Abstraction has 177 states and 204 transitions. [2019-09-20 13:07:24,678 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:07:24,678 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 204 transitions. [2019-09-20 13:07:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-20 13:07:24,681 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:24,681 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:24,681 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:24,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:24,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1072290173, now seen corresponding path program 1 times [2019-09-20 13:07:24,682 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:24,682 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:24,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:24,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:24,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:24,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:24,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:24,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:07:24,857 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:07:24,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:07:24,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:07:24,858 INFO L87 Difference]: Start difference. First operand 177 states and 204 transitions. Second operand 6 states. [2019-09-20 13:07:24,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:24,899 INFO L93 Difference]: Finished difference Result 331 states and 389 transitions. [2019-09-20 13:07:24,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:07:24,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2019-09-20 13:07:24,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:24,905 INFO L225 Difference]: With dead ends: 331 [2019-09-20 13:07:24,905 INFO L226 Difference]: Without dead ends: 182 [2019-09-20 13:07:24,906 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:24,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2019-09-20 13:07:24,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2019-09-20 13:07:24,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2019-09-20 13:07:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 209 transitions. [2019-09-20 13:07:24,925 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 209 transitions. Word has length 87 [2019-09-20 13:07:24,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:24,925 INFO L475 AbstractCegarLoop]: Abstraction has 182 states and 209 transitions. [2019-09-20 13:07:24,926 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:07:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 209 transitions. [2019-09-20 13:07:24,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-20 13:07:24,927 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:24,927 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:24,927 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:24,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:24,928 INFO L82 PathProgramCache]: Analyzing trace with hash 313913221, now seen corresponding path program 1 times [2019-09-20 13:07:24,928 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:24,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:24,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:24,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:24,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:25,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:25,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:25,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:07:25,035 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:07:25,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:07:25,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:07:25,037 INFO L87 Difference]: Start difference. First operand 182 states and 209 transitions. Second operand 8 states. [2019-09-20 13:07:25,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:25,074 INFO L93 Difference]: Finished difference Result 343 states and 405 transitions. [2019-09-20 13:07:25,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:07:25,075 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2019-09-20 13:07:25,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:25,078 INFO L225 Difference]: With dead ends: 343 [2019-09-20 13:07:25,079 INFO L226 Difference]: Without dead ends: 189 [2019-09-20 13:07:25,080 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:07:25,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2019-09-20 13:07:25,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 186. [2019-09-20 13:07:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2019-09-20 13:07:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 213 transitions. [2019-09-20 13:07:25,100 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 213 transitions. Word has length 87 [2019-09-20 13:07:25,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:25,100 INFO L475 AbstractCegarLoop]: Abstraction has 186 states and 213 transitions. [2019-09-20 13:07:25,101 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:07:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 213 transitions. [2019-09-20 13:07:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-20 13:07:25,102 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:25,102 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:25,102 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:25,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:25,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1869763706, now seen corresponding path program 1 times [2019-09-20 13:07:25,103 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:25,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:25,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:25,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:25,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:25,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:25,181 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:07:25,182 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:07:25,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:07:25,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:07:25,183 INFO L87 Difference]: Start difference. First operand 186 states and 213 transitions. Second operand 4 states. [2019-09-20 13:07:25,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:25,370 INFO L93 Difference]: Finished difference Result 534 states and 643 transitions. [2019-09-20 13:07:25,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:07:25,372 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2019-09-20 13:07:25,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:25,374 INFO L225 Difference]: With dead ends: 534 [2019-09-20 13:07:25,375 INFO L226 Difference]: Without dead ends: 376 [2019-09-20 13:07:25,376 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:07:25,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2019-09-20 13:07:25,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 367. [2019-09-20 13:07:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2019-09-20 13:07:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 431 transitions. [2019-09-20 13:07:25,424 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 431 transitions. Word has length 87 [2019-09-20 13:07:25,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:25,426 INFO L475 AbstractCegarLoop]: Abstraction has 367 states and 431 transitions. [2019-09-20 13:07:25,426 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:07:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 431 transitions. [2019-09-20 13:07:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-09-20 13:07:25,431 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:25,431 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:07:25,431 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:25,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:25,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1799982100, now seen corresponding path program 1 times [2019-09-20 13:07:25,432 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:25,432 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:25,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:25,434 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:25,434 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:07:25,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:25,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-20 13:07:25,658 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-20 13:07:25,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-20 13:07:25,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:07:25,659 INFO L87 Difference]: Start difference. First operand 367 states and 431 transitions. Second operand 9 states. [2019-09-20 13:07:26,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:26,594 INFO L93 Difference]: Finished difference Result 962 states and 1183 transitions. [2019-09-20 13:07:26,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-20 13:07:26,595 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2019-09-20 13:07:26,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:26,599 INFO L225 Difference]: With dead ends: 962 [2019-09-20 13:07:26,600 INFO L226 Difference]: Without dead ends: 686 [2019-09-20 13:07:26,602 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:07:26,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2019-09-20 13:07:26,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 616. [2019-09-20 13:07:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 616 states. [2019-09-20 13:07:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 715 transitions. [2019-09-20 13:07:26,643 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 715 transitions. Word has length 91 [2019-09-20 13:07:26,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:26,644 INFO L475 AbstractCegarLoop]: Abstraction has 616 states and 715 transitions. [2019-09-20 13:07:26,644 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-20 13:07:26,645 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 715 transitions. [2019-09-20 13:07:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-09-20 13:07:26,647 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:26,647 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:07:26,647 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:26,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:26,648 INFO L82 PathProgramCache]: Analyzing trace with hash 476527769, now seen corresponding path program 1 times [2019-09-20 13:07:26,648 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:26,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:26,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:26,651 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:26,651 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:26,783 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-09-20 13:07:26,783 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:07:26,783 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:07:26,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:27,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-20 13:07:27,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:07:27,237 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:07:27,245 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:07:27,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-09-20 13:07:27,246 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-20 13:07:27,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-20 13:07:27,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-09-20 13:07:27,247 INFO L87 Difference]: Start difference. First operand 616 states and 715 transitions. Second operand 16 states. [2019-09-20 13:07:28,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:28,338 INFO L93 Difference]: Finished difference Result 963 states and 1139 transitions. [2019-09-20 13:07:28,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-20 13:07:28,339 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2019-09-20 13:07:28,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:28,339 INFO L225 Difference]: With dead ends: 963 [2019-09-20 13:07:28,340 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:07:28,344 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2019-09-20 13:07:28,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:07:28,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:07:28,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:07:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:07:28,345 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2019-09-20 13:07:28,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:28,346 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:07:28,346 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-20 13:07:28,346 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:07:28,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:07:28,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:07:28,870 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 27 [2019-09-20 13:07:29,230 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2019-09-20 13:07:29,566 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2019-09-20 13:07:29,921 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2019-09-20 13:07:30,093 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2019-09-20 13:07:30,448 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2019-09-20 13:07:30,597 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 27 [2019-09-20 13:07:31,031 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 27 [2019-09-20 13:07:31,221 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 13:07:31,514 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 13:07:31,671 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-09-20 13:07:31,671 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-09-20 13:07:31,671 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-09-20 13:07:31,671 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-09-20 13:07:31,671 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-09-20 13:07:31,672 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 661 667) the Hoare annotation is: true [2019-09-20 13:07:31,673 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 661 667) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 668 676) no Hoare annotation was computed. [2019-09-20 13:07:31,673 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 668 676) the Hoare annotation is: true [2019-09-20 13:07:31,674 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 668 676) no Hoare annotation was computed. [2019-09-20 13:07:31,674 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 881 888) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,674 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 881 888) no Hoare annotation was computed. [2019-09-20 13:07:31,674 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 881 888) no Hoare annotation was computed. [2019-09-20 13:07:31,674 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 889 898) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse0 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2) (or .cse1 (or .cse3 (not (= ~waterLevel~0 2)) .cse2) .cse0))) [2019-09-20 13:07:31,674 INFO L443 ceAbstractionStarter]: For program point L894(line 894) no Hoare annotation was computed. [2019-09-20 13:07:31,675 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 889 898) no Hoare annotation was computed. [2019-09-20 13:07:31,675 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 889 898) no Hoare annotation was computed. [2019-09-20 13:07:31,675 INFO L439 ceAbstractionStarter]: At program point L914(line 914) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or .cse4 .cse3 .cse1 .cse2) (or .cse4 .cse3 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:07:31,675 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 899 927) the Hoare annotation is: true [2019-09-20 13:07:31,675 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 918) no Hoare annotation was computed. [2019-09-20 13:07:31,675 INFO L443 ceAbstractionStarter]: For program point L911(lines 911 921) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L439 ceAbstractionStarter]: At program point L909(line 909) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 2))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 .cse1))) [2019-09-20 13:07:31,676 INFO L443 ceAbstractionStarter]: For program point L909-1(line 909) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 899 927) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L443 ceAbstractionStarter]: For program point L907(lines 907 924) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L443 ceAbstractionStarter]: For program point L907-1(lines 899 927) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L446 ceAbstractionStarter]: At program point L905(line 905) the Hoare annotation is: true [2019-09-20 13:07:31,676 INFO L443 ceAbstractionStarter]: For program point L905-1(line 905) no Hoare annotation was computed. [2019-09-20 13:07:31,676 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 752 774) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L439 ceAbstractionStarter]: At program point L764(line 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~6 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L439 ceAbstractionStarter]: At program point L764-1(line 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~6 1)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 769) no Hoare annotation was computed. [2019-09-20 13:07:31,677 INFO L443 ceAbstractionStarter]: For program point L762-1(lines 762 769) no Hoare annotation was computed. [2019-09-20 13:07:31,677 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 752 774) no Hoare annotation was computed. [2019-09-20 13:07:31,677 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-09-20 13:07:31,677 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L439 ceAbstractionStarter]: At program point L758(line 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L439 ceAbstractionStarter]: At program point L758-1(line 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,677 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 752 774) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 709 732) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 709 732) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 709 732) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L727(line 727) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L726(line 726) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L724(line 724) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L723(line 723) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L722(line 722) no Hoare annotation was computed. [2019-09-20 13:07:31,678 INFO L443 ceAbstractionStarter]: For program point L721(line 721) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L720(line 720) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L719(line 719) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L718(line 718) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L717(line 717) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L716(line 716) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L715(line 715) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L714(line 714) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 575 583) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 575 583) the Hoare annotation is: true [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 575 583) no Hoare annotation was computed. [2019-09-20 13:07:31,679 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 611) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point L603-2(lines 603 611) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 599) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 584 619) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point L591-2(lines 591 599) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 584 619) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 584 619) no Hoare annotation was computed. [2019-09-20 13:07:31,680 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 654 660) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 654 660) the Hoare annotation is: true [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-09-20 13:07:31,681 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 741 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 741 751) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 741 751) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 564 574) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 564 574) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point L569-1(line 569) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 564 574) no Hoare annotation was computed. [2019-09-20 13:07:31,682 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 556 563) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 556 563) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 556 563) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 865 878) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 875) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 865 878) the Hoare annotation is: true [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 865 878) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L439 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (or .cse0 (not (= ~waterLevel~0 2)) .cse2) .cse1) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point L542-1(lines 523 547) no Hoare annotation was computed. [2019-09-20 13:07:31,683 INFO L439 ceAbstractionStarter]: At program point L537(line 537) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (and (= ~pumpRunning~0 0) (= 0 processEnvironment_~tmp~4)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or (or .cse1 (not (= ~waterLevel~0 2)) .cse3) .cse2 .cse0))) [2019-09-20 13:07:31,683 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 523 547) no Hoare annotation was computed. [2019-09-20 13:07:31,684 INFO L439 ceAbstractionStarter]: At program point L533(line 533) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 0) (or .cse0 (not (= ~waterLevel~0 2)) .cse1) .cse2) (or .cse0 .cse2 (not (= ~waterLevel~0 1)) .cse1) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse1))) [2019-09-20 13:07:31,684 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 523 547) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)) .cse2) .cse3) (or .cse1 .cse0 .cse3 (not (= ~waterLevel~0 1)) .cse2) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2))) [2019-09-20 13:07:31,684 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 539) no Hoare annotation was computed. [2019-09-20 13:07:31,684 INFO L439 ceAbstractionStarter]: At program point L529(line 529) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)) .cse2) .cse3) (or .cse1 .cse0 .cse3 (not (= ~waterLevel~0 1)) .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2))) [2019-09-20 13:07:31,684 INFO L443 ceAbstractionStarter]: For program point L529-1(line 529) no Hoare annotation was computed. [2019-09-20 13:07:31,684 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 544) no Hoare annotation was computed. [2019-09-20 13:07:31,684 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 515 521) no Hoare annotation was computed. [2019-09-20 13:07:31,684 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 515 521) the Hoare annotation is: true [2019-09-20 13:07:31,684 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 410 473) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,684 INFO L439 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 1))) (or (and (= 1 ~waterLevel~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse3) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse3) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 446) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 410 473) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L439 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse3 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (and .cse3 (= ~pumpRunning~0 0))) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (= ~pumpRunning~0 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= 1 ~waterLevel~0)) (and .cse1 .cse0 .cse2) (and .cse3 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse3 .cse4) (not (<= 1 ~systemActive~0))))) [2019-09-20 13:07:31,685 INFO L439 ceAbstractionStarter]: At program point L463(lines 420 465) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 1))) (or (and (= 1 ~waterLevel~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse0 .cse3 .cse1) (and .cse0 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse4) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L439 ceAbstractionStarter]: At program point L466(lines 419 467) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,685 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-09-20 13:07:31,685 INFO L439 ceAbstractionStarter]: At program point L456-2(lines 450 461) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 2 ~waterLevel~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 1))) (or (and (= 1 ~waterLevel~0) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse3) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 .cse3) (not (<= 1 ~systemActive~0)))) [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L421(lines 420 465) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 410 473) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 461) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 833 855) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2019-09-20 13:07:31,686 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 833 855) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 833 855) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-09-20 13:07:31,687 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 644 653) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 644 653) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 644 653) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= 1 ~waterLevel~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 548 555) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 548 555) no Hoare annotation was computed. [2019-09-20 13:07:31,688 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 548 555) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2)) (not (<= 1 ~systemActive~0))) [2019-09-20 13:07:31,688 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 620 638) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 620 638) the Hoare annotation is: true [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point L629(lines 629 633) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 620 638) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L446 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: true [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point L629-2(lines 629 633) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 856 864) the Hoare annotation is: true [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 856 864) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 856 864) no Hoare annotation was computed. [2019-09-20 13:07:31,689 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,690 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,690 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,690 INFO L443 ceAbstractionStarter]: For program point L816-1(lines 812 823) no Hoare annotation was computed. [2019-09-20 13:07:31,690 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 812 823) the Hoare annotation is: true [2019-09-20 13:07:31,690 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 812 823) no Hoare annotation was computed. [2019-09-20 13:07:31,690 INFO L439 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse3) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (or .cse5 .cse6 .cse3)) (or .cse2 (or .cse6 .cse3) (and .cse0 .cse7 .cse1)) (or .cse5 (and .cse0 .cse7 .cse4) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2019-09-20 13:07:31,690 INFO L439 ceAbstractionStarter]: At program point L502(lines 502 508) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= 1 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or (and .cse0 .cse1) .cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse3) (or .cse2 (or .cse4 .cse3) (and .cse0 .cse5 .cse1)) (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse1 .cse6) (and .cse0 .cse6 .cse7) (or .cse8 .cse4 .cse3))) (or .cse8 (and .cse0 .cse5 .cse7) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2019-09-20 13:07:31,690 INFO L439 ceAbstractionStarter]: At program point L497(line 497) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) .cse1 (and .cse2 .cse3 (or (= 1 ~waterLevel~0) .cse4))) (or .cse5 .cse6 .cse1) (or (and .cse2 .cse3 .cse4) .cse0 (or .cse6 .cse1)) (or .cse5 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2019-09-20 13:07:31,691 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 488 514) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse10 (or .cse0 .cse9 .cse3)) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) .cse2 .cse3) (or (and .cse4 .cse5 .cse6) .cse7 .cse8 .cse3) (or .cse0 .cse4 .cse8 .cse2 .cse3) (or (and .cse5 .cse6) .cse7 (or .cse9 .cse3)) (or (and .cse6 .cse1) .cse10) (or .cse4 .cse10 .cse8)))) [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point L495(lines 491 513) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point L493(lines 491 513) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 488 514) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 488 514) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L446 ceAbstractionStarter]: At program point L704(lines 679 708) the Hoare annotation is: true [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 679 708) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 679 708) the Hoare annotation is: true [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L446 ceAbstractionStarter]: At program point L693-1(lines 693 697) the Hoare annotation is: true [2019-09-20 13:07:31,691 INFO L443 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2019-09-20 13:07:31,691 INFO L446 ceAbstractionStarter]: At program point L689-2(lines 689 703) the Hoare annotation is: true [2019-09-20 13:07:31,692 INFO L446 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2019-09-20 13:07:31,692 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-09-20 13:07:31,692 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 824 832) no Hoare annotation was computed. [2019-09-20 13:07:31,692 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 824 832) no Hoare annotation was computed. [2019-09-20 13:07:31,692 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 824 832) no Hoare annotation was computed. [2019-09-20 13:07:31,692 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 788 799) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (or (= 1 ~waterLevel~0) .cse3)) (or .cse3 .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2))))) [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 788 799) no Hoare annotation was computed. [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point L792-1(lines 788 799) no Hoare annotation was computed. [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 733 739) no Hoare annotation was computed. [2019-09-20 13:07:31,693 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 733 739) the Hoare annotation is: true [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,693 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-20 13:07:31,693 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:31,693 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 800 811) no Hoare annotation was computed. [2019-09-20 13:07:31,694 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 800 811) the Hoare annotation is: (let ((.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse6 (= 1 ~waterLevel~0))) (and (or .cse0 (or .cse1 .cse2) .cse3 .cse4) (or .cse2 .cse0 .cse5 .cse4) (or .cse2 (or .cse6 .cse0) .cse5 .cse3) (or (or .cse1 (not (= |old(~waterLevel~0)| 1)) .cse2) .cse6))) [2019-09-20 13:07:31,694 INFO L443 ceAbstractionStarter]: For program point L804-1(lines 800 811) no Hoare annotation was computed. [2019-09-20 13:07:31,694 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 776 783) no Hoare annotation was computed. [2019-09-20 13:07:31,694 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 780) no Hoare annotation was computed. [2019-09-20 13:07:31,694 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 776 783) the Hoare annotation is: true [2019-09-20 13:07:31,694 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 776 783) no Hoare annotation was computed. [2019-09-20 13:07:31,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:07:31 BoogieIcfgContainer [2019-09-20 13:07:31,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:07:31,711 INFO L168 Benchmark]: Toolchain (without parser) took 12148.13 ms. Allocated memory was 131.6 MB in the beginning and 389.5 MB in the end (delta: 257.9 MB). Free memory was 86.7 MB in the beginning and 165.0 MB in the end (delta: -78.4 MB). Peak memory consumption was 274.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,712 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.48 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 163.6 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,714 INFO L168 Benchmark]: Boogie Preprocessor took 103.85 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 159.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,715 INFO L168 Benchmark]: RCFGBuilder took 1484.92 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 159.1 MB in the beginning and 190.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,716 INFO L168 Benchmark]: TraceAbstraction took 9829.13 ms. Allocated memory was 220.2 MB in the beginning and 389.5 MB in the end (delta: 169.3 MB). Free memory was 190.8 MB in the beginning and 165.0 MB in the end (delta: 25.8 MB). Peak memory consumption was 289.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:31,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.9 MB in the beginning and 105.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.48 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 163.6 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.85 ms. Allocated memory is still 198.7 MB. Free memory was 163.6 MB in the beginning and 159.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1484.92 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 159.1 MB in the beginning and 190.8 MB in the end (delta: -31.7 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 9829.13 ms. Allocated memory was 220.2 MB in the beginning and 389.5 MB in the end (delta: 169.3 MB). Free memory was 190.8 MB in the beginning and 165.0 MB in the end (delta: 25.8 MB). Peak memory consumption was 289.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 780]: 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: 679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (((((((1 == waterLevel && 0 == splverifierCounter) && pumpRunning == 0) || !(0 == \old(pumpRunning))) || (((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && 2 == waterLevel) && pumpRunning == 0)) || ((0 == splverifierCounter && 2 == waterLevel) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || ((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && pumpRunning == 1)) || !(1 <= systemActive) - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 225 locations, 1 error locations. SAFE Result, 9.7s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 3.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1527 SDtfs, 1156 SDslu, 3975 SDs, 0 SdLazy, 1978 SolverSat, 435 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 176 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=616occurred in iteration=9, 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: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 124 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 837 PreInvPairs, 899 NumberOfFragments, 1498 HoareAnnotationTreeSize, 837 FomulaSimplifications, 2133 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4948 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 983 NumberOfCodeBlocks, 983 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 972 ConstructedInterpolants, 0 QuantifiedInterpolants, 159214 SizeOfPredicates, 4 NumberOfNonLiveVariables, 863 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 85/103 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...