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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:07:12,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:07:12,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:07:12,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:07:12,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:07:12,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:07:12,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:07:12,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:07:12,487 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:07:12,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:07:12,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:07:12,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:07:12,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:07:12,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:07:12,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:07:12,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:07:12,504 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:07:12,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:07:12,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:07:12,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:07:12,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:07:12,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:07:12,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:07:12,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:07:12,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:07:12,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:07:12,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:07:12,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:07:12,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:07:12,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:07:12,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:07:12,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:07:12,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:07:12,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:07:12,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:07:12,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:07:12,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:07:12,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:07:12,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:07:12,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:07:12,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:07:12,524 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 13:07:12,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:07:12,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:07:12,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:07:12,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:07:12,550 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:07:12,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:07:12,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:07:12,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:07:12,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:07:12,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:07:12,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:07:12,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:07:12,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:07:12,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:07:12,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:07:12,554 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:07:12,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:07:12,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:07:12,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:07:12,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:07:12,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:07:12,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:07:12,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:07:12,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:07:12,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:07:12,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:07:12,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:07:12,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:07:12,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:07:12,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:07:12,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:07:12,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:07:12,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:07:12,639 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:07:12,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2019-09-20 13:07:12,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d625e61/6abe5fcb6ead46fd9a64ed6e98d9d80c/FLAG6bf3c9f32 [2019-09-20 13:07:13,206 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:07:13,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2019-09-20 13:07:13,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d625e61/6abe5fcb6ead46fd9a64ed6e98d9d80c/FLAG6bf3c9f32 [2019-09-20 13:07:13,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0d625e61/6abe5fcb6ead46fd9a64ed6e98d9d80c [2019-09-20 13:07:13,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:07:13,553 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:07:13,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:13,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:07:13,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:07:13,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:13" (1/1) ... [2019-09-20 13:07:13,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2979f7f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:13, skipping insertion in model container [2019-09-20 13:07:13,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:07:13" (1/1) ... [2019-09-20 13:07:13,568 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:07:13,616 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:07:14,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:14,068 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:07:14,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:07:14,232 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:07:14,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14 WrapperNode [2019-09-20 13:07:14,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:07:14,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:07:14,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:07:14,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:07:14,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (1/1) ... [2019-09-20 13:07:14,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:07:14,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:07:14,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:07:14,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:07:14,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (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 13:07:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:07:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:07:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:07:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:07:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:07:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:07:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:07:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:07:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:07:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:07:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 13:07:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:07:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:07:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:07:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:07:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:07:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:07:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:07:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:07:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:07:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:07:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:07:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:07:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:07:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:07:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:07:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:07:14,404 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:07:14,405 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:07:14,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:07:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:07:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:07:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:07:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:07:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:07:14,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 13:07:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:07:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:07:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:07:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:07:14,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:07:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:07:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:07:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:07:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:07:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:07:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:07:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:07:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:07:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:07:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:07:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:07:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:07:15,500 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:07:15,501 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:07:15,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:15 BoogieIcfgContainer [2019-09-20 13:07:15,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:07:15,504 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:07:15,504 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:07:15,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:07:15,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:07:13" (1/3) ... [2019-09-20 13:07:15,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2b9a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:15, skipping insertion in model container [2019-09-20 13:07:15,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:07:14" (2/3) ... [2019-09-20 13:07:15,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2b9a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:07:15, skipping insertion in model container [2019-09-20 13:07:15,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:07:15" (3/3) ... [2019-09-20 13:07:15,512 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product25.cil.c [2019-09-20 13:07:15,523 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:07:15,536 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:07:15,554 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:07:15,592 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:07:15,593 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:07:15,593 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:07:15,593 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:07:15,594 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:07:15,594 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:07:15,594 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:07:15,594 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:07:15,594 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:07:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-09-20 13:07:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-20 13:07:15,627 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:15,628 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 13:07:15,630 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:15,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:15,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1780233577, now seen corresponding path program 1 times [2019-09-20 13:07:15,638 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:15,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:15,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:15,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:15,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:16,026 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 13:07:16,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:16,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:07:16,033 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:07:16,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:07:16,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:07:16,050 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-09-20 13:07:16,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:16,091 INFO L93 Difference]: Finished difference Result 224 states and 279 transitions. [2019-09-20 13:07:16,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:07:16,093 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-20 13:07:16,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:16,106 INFO L225 Difference]: With dead ends: 224 [2019-09-20 13:07:16,106 INFO L226 Difference]: Without dead ends: 114 [2019-09-20 13:07:16,111 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 13:07:16,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-09-20 13:07:16,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-09-20 13:07:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-09-20 13:07:16,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2019-09-20 13:07:16,167 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 59 [2019-09-20 13:07:16,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:16,167 INFO L475 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2019-09-20 13:07:16,167 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:07:16,168 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2019-09-20 13:07:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-20 13:07:16,172 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:16,172 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] [2019-09-20 13:07:16,172 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:16,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:16,173 INFO L82 PathProgramCache]: Analyzing trace with hash -391524102, now seen corresponding path program 1 times [2019-09-20 13:07:16,173 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:16,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:16,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:16,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:16,337 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 13:07:16,337 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:16,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:07:16,340 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:07:16,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:07:16,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:07:16,342 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 3 states. [2019-09-20 13:07:16,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:16,388 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2019-09-20 13:07:16,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:07:16,389 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-09-20 13:07:16,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:16,391 INFO L225 Difference]: With dead ends: 173 [2019-09-20 13:07:16,391 INFO L226 Difference]: Without dead ends: 105 [2019-09-20 13:07:16,392 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 13:07:16,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-09-20 13:07:16,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-09-20 13:07:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-09-20 13:07:16,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2019-09-20 13:07:16,405 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 60 [2019-09-20 13:07:16,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:16,406 INFO L475 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2019-09-20 13:07:16,406 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:07:16,406 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2019-09-20 13:07:16,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-20 13:07:16,409 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:16,409 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 13:07:16,409 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:16,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:16,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1537510123, now seen corresponding path program 1 times [2019-09-20 13:07:16,410 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:16,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:16,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,413 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:16,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:16,609 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 13:07:16,609 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:16,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:07:16,610 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:07:16,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:07:16,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:16,611 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 7 states. [2019-09-20 13:07:16,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:16,896 INFO L93 Difference]: Finished difference Result 182 states and 215 transitions. [2019-09-20 13:07:16,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:07:16,897 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-09-20 13:07:16,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:16,899 INFO L225 Difference]: With dead ends: 182 [2019-09-20 13:07:16,900 INFO L226 Difference]: Without dead ends: 105 [2019-09-20 13:07:16,901 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:07:16,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-09-20 13:07:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-09-20 13:07:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-09-20 13:07:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 120 transitions. [2019-09-20 13:07:16,913 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 120 transitions. Word has length 64 [2019-09-20 13:07:16,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:16,916 INFO L475 AbstractCegarLoop]: Abstraction has 105 states and 120 transitions. [2019-09-20 13:07:16,916 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:07:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2019-09-20 13:07:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-09-20 13:07:16,919 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:07:16,919 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 13:07:16,919 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:07:16,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:07:16,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1001424512, now seen corresponding path program 1 times [2019-09-20 13:07:16,920 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:07:16,920 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:07:16,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:07:16,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:07:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:07:17,107 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 13:07:17,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:07:17,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:07:17,108 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:07:17,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:07:17,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:07:17,109 INFO L87 Difference]: Start difference. First operand 105 states and 120 transitions. Second operand 7 states. [2019-09-20 13:07:17,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:07:17,451 INFO L93 Difference]: Finished difference Result 158 states and 187 transitions. [2019-09-20 13:07:17,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:07:17,452 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2019-09-20 13:07:17,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:07:17,453 INFO L225 Difference]: With dead ends: 158 [2019-09-20 13:07:17,453 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:07:17,455 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-09-20 13:07:17,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:07:17,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:07:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:07:17,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:07:17,456 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2019-09-20 13:07:17,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:07:17,456 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:07:17,457 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:07:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:07:17,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:07:17,462 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:07:17,965 INFO L443 ceAbstractionStarter]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2019-09-20 13:07:17,965 INFO L443 ceAbstractionStarter]: For program point L605(line 605) no Hoare annotation was computed. [2019-09-20 13:07:17,965 INFO L443 ceAbstractionStarter]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point L626(lines 603 627) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2019-09-20 13:07:17,966 INFO L443 ceAbstractionStarter]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2019-09-20 13:07:17,967 INFO L443 ceAbstractionStarter]: For program point L662(line 662) no Hoare annotation was computed. [2019-09-20 13:07:17,967 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2019-09-20 13:07:17,967 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2019-09-20 13:07:17,967 INFO L443 ceAbstractionStarter]: For program point L687(lines 660 688) no Hoare annotation was computed. [2019-09-20 13:07:17,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2019-09-20 13:07:17,971 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2019-09-20 13:07:17,971 INFO L443 ceAbstractionStarter]: For program point L680(line 680) no Hoare annotation was computed. [2019-09-20 13:07:17,971 INFO L443 ceAbstractionStarter]: For program point L680-1(line 680) no Hoare annotation was computed. [2019-09-20 13:07:17,971 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-20 13:07:17,971 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-20 13:07:17,972 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:07:17,972 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-20 13:07:17,972 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-20 13:07:17,972 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 894 901) the Hoare annotation is: true [2019-09-20 13:07:17,972 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 894 901) no Hoare annotation was computed. [2019-09-20 13:07:17,972 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 894 901) no Hoare annotation was computed. [2019-09-20 13:07:17,972 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 902 911) the Hoare annotation is: true [2019-09-20 13:07:17,972 INFO L443 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2019-09-20 13:07:17,973 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 902 911) no Hoare annotation was computed. [2019-09-20 13:07:17,973 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 902 911) no Hoare annotation was computed. [2019-09-20 13:07:17,973 INFO L439 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,974 INFO L443 ceAbstractionStarter]: For program point L925(lines 925 931) no Hoare annotation was computed. [2019-09-20 13:07:17,974 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 934) no Hoare annotation was computed. [2019-09-20 13:07:17,974 INFO L446 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: true [2019-09-20 13:07:17,974 INFO L443 ceAbstractionStarter]: For program point L922-1(line 922) no Hoare annotation was computed. [2019-09-20 13:07:17,975 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 937) no Hoare annotation was computed. [2019-09-20 13:07:17,975 INFO L443 ceAbstractionStarter]: For program point L920-1(lines 912 940) no Hoare annotation was computed. [2019-09-20 13:07:17,975 INFO L446 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: true [2019-09-20 13:07:17,975 INFO L443 ceAbstractionStarter]: For program point L918-1(line 918) no Hoare annotation was computed. [2019-09-20 13:07:17,975 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 912 940) the Hoare annotation is: true [2019-09-20 13:07:17,975 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 912 940) no Hoare annotation was computed. [2019-09-20 13:07:17,975 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 413 435) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,976 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2019-09-20 13:07:17,976 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2019-09-20 13:07:17,976 INFO L439 ceAbstractionStarter]: At program point L425(line 425) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-09-20 13:07:17,978 INFO L439 ceAbstractionStarter]: At program point L425-1(line 425) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-09-20 13:07:17,978 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 430) no Hoare annotation was computed. [2019-09-20 13:07:17,978 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2019-09-20 13:07:17,978 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-09-20 13:07:17,978 INFO L439 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,978 INFO L439 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,979 INFO L439 ceAbstractionStarter]: At program point L419-1(line 419) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,979 INFO L443 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2019-09-20 13:07:17,979 INFO L443 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2019-09-20 13:07:17,979 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 370 393) no Hoare annotation was computed. [2019-09-20 13:07:17,979 INFO L443 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2019-09-20 13:07:17,979 INFO L443 ceAbstractionStarter]: For program point L382(line 382) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L381(line 381) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 370 393) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 370 393) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L378(line 378) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L376(line 376) no Hoare annotation was computed. [2019-09-20 13:07:17,980 INFO L443 ceAbstractionStarter]: For program point L375(line 375) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point L386(line 386) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2019-09-20 13:07:17,981 INFO L443 ceAbstractionStarter]: For program point L258-1(line 258) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L446 ceAbstractionStarter]: At program point L258(line 258) the Hoare annotation is: true [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 230) no Hoare annotation was computed. [2019-09-20 13:07:17,982 INFO L443 ceAbstractionStarter]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point L245(line 245) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 242) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2019-09-20 13:07:17,983 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point L860(lines 860 880) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2019-09-20 13:07:17,984 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2019-09-20 13:07:17,985 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2019-09-20 13:07:17,985 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 873) no Hoare annotation was computed. [2019-09-20 13:07:17,985 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 402 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,985 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 402 412) no Hoare annotation was computed. [2019-09-20 13:07:17,985 INFO L439 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,985 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 402 412) no Hoare annotation was computed. [2019-09-20 13:07:17,985 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 195 205) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2019-09-20 13:07:17,986 INFO L439 ceAbstractionStarter]: At program point L155(line 155) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,986 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 136 160) no Hoare annotation was computed. [2019-09-20 13:07:17,987 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 136 160) no Hoare annotation was computed. [2019-09-20 13:07:17,987 INFO L439 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,987 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 136 160) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,987 INFO L439 ceAbstractionStarter]: At program point L146(line 146) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,987 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 152) no Hoare annotation was computed. [2019-09-20 13:07:17,987 INFO L439 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,987 INFO L443 ceAbstractionStarter]: For program point L142-1(line 142) no Hoare annotation was computed. [2019-09-20 13:07:17,988 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 157) no Hoare annotation was computed. [2019-09-20 13:07:17,988 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 128 134) no Hoare annotation was computed. [2019-09-20 13:07:17,988 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 128 134) the Hoare annotation is: true [2019-09-20 13:07:17,988 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-09-20 13:07:17,988 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 274 337) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,988 INFO L439 ceAbstractionStarter]: At program point L320-2(lines 314 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,988 INFO L443 ceAbstractionStarter]: For program point L285(lines 284 329) no Hoare annotation was computed. [2019-09-20 13:07:17,989 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 325) no Hoare annotation was computed. [2019-09-20 13:07:17,989 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 274 337) no Hoare annotation was computed. [2019-09-20 13:07:17,989 INFO L439 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,992 INFO L443 ceAbstractionStarter]: For program point L304(lines 304 310) no Hoare annotation was computed. [2019-09-20 13:07:17,992 INFO L443 ceAbstractionStarter]: For program point L304-1(lines 304 310) no Hoare annotation was computed. [2019-09-20 13:07:17,992 INFO L439 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:17,992 INFO L439 ceAbstractionStarter]: At program point L327(lines 284 329) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,000 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 300) no Hoare annotation was computed. [2019-09-20 13:07:18,000 INFO L443 ceAbstractionStarter]: For program point L294-1(lines 294 300) no Hoare annotation was computed. [2019-09-20 13:07:18,000 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-09-20 13:07:18,000 INFO L439 ceAbstractionStarter]: At program point L330(lines 283 331) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 274 337) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point L820(lines 820 827) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 834) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2019-09-20 13:07:18,001 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 161 168) no Hoare annotation was computed. [2019-09-20 13:07:18,002 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 161 168) no Hoare annotation was computed. [2019-09-20 13:07:18,002 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 161 168) no Hoare annotation was computed. [2019-09-20 13:07:18,002 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 517 525) no Hoare annotation was computed. [2019-09-20 13:07:18,002 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 517 525) the Hoare annotation is: true [2019-09-20 13:07:18,005 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 517 525) no Hoare annotation was computed. [2019-09-20 13:07:18,005 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 501) no Hoare annotation was computed. [2019-09-20 13:07:18,005 INFO L443 ceAbstractionStarter]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2019-09-20 13:07:18,005 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 485 507) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 485 507) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 485 507) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point L762-1(line 762) no Hoare annotation was computed. [2019-09-20 13:07:18,006 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 725) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L785(lines 785 796) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L767(lines 745 768) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 742) no Hoare annotation was computed. [2019-09-20 13:07:18,007 INFO L443 ceAbstractionStarter]: For program point L786(lines 786 793) no Hoare annotation was computed. [2019-09-20 13:07:18,008 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2019-09-20 13:07:18,008 INFO L443 ceAbstractionStarter]: For program point L747(lines 746 766) no Hoare annotation was computed. [2019-09-20 13:07:18,008 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-09-20 13:07:18,008 INFO L443 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2019-09-20 13:07:18,008 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 784) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point L177(lines 177 183) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point L175-1(line 175) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 170 186) no Hoare annotation was computed. [2019-09-20 13:07:18,009 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 170 186) no Hoare annotation was computed. [2019-09-20 13:07:18,010 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-09-20 13:07:18,010 INFO L443 ceAbstractionStarter]: For program point L181-1(lines 170 186) no Hoare annotation was computed. [2019-09-20 13:07:18,010 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 508 516) the Hoare annotation is: true [2019-09-20 13:07:18,010 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 508 516) no Hoare annotation was computed. [2019-09-20 13:07:18,010 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 508 516) no Hoare annotation was computed. [2019-09-20 13:07:18,010 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 464 475) the Hoare annotation is: true [2019-09-20 13:07:18,010 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 464 475) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 476 484) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 476 484) no Hoare annotation was computed. [2019-09-20 13:07:18,011 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 476 484) no Hoare annotation was computed. [2019-09-20 13:07:18,012 INFO L439 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,012 INFO L439 ceAbstractionStarter]: At program point L115(lines 115 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,012 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 101 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,012 INFO L439 ceAbstractionStarter]: At program point L110(line 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-09-20 13:07:18,012 INFO L443 ceAbstractionStarter]: For program point L108(lines 104 126) no Hoare annotation was computed. [2019-09-20 13:07:18,012 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 101 127) no Hoare annotation was computed. [2019-09-20 13:07:18,013 INFO L443 ceAbstractionStarter]: For program point L106(lines 104 126) no Hoare annotation was computed. [2019-09-20 13:07:18,013 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 101 127) no Hoare annotation was computed. [2019-09-20 13:07:18,013 INFO L446 ceAbstractionStarter]: At program point L354-1(lines 354 358) the Hoare annotation is: true [2019-09-20 13:07:18,013 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 340 369) no Hoare annotation was computed. [2019-09-20 13:07:18,014 INFO L443 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2019-09-20 13:07:18,014 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 340 369) the Hoare annotation is: true [2019-09-20 13:07:18,014 INFO L446 ceAbstractionStarter]: At program point L350-2(lines 350 364) the Hoare annotation is: true [2019-09-20 13:07:18,015 INFO L446 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2019-09-20 13:07:18,015 INFO L443 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2019-09-20 13:07:18,015 INFO L446 ceAbstractionStarter]: At program point L365(lines 340 369) the Hoare annotation is: true [2019-09-20 13:07:18,015 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-09-20 13:07:18,015 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 358) no Hoare annotation was computed. [2019-09-20 13:07:18,016 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 440 451) the Hoare annotation is: true [2019-09-20 13:07:18,016 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2019-09-20 13:07:18,016 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 440 451) no Hoare annotation was computed. [2019-09-20 13:07:18,016 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 394 400) no Hoare annotation was computed. [2019-09-20 13:07:18,016 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 394 400) the Hoare annotation is: true [2019-09-20 13:07:18,016 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,016 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-20 13:07:18,016 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 452 463) no Hoare annotation was computed. [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2019-09-20 13:07:18,017 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 452 463) the Hoare annotation is: true [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-09-20 13:07:18,017 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-09-20 13:07:18,017 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-09-20 13:07:18,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:07:18 BoogieIcfgContainer [2019-09-20 13:07:18,039 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:07:18,042 INFO L168 Benchmark]: Toolchain (without parser) took 4489.75 ms. Allocated memory was 133.2 MB in the beginning and 262.1 MB in the end (delta: 129.0 MB). Free memory was 87.6 MB in the beginning and 102.9 MB in the end (delta: -15.3 MB). Peak memory consumption was 113.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,043 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.53 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,046 INFO L168 Benchmark]: Boogie Preprocessor took 94.60 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,048 INFO L168 Benchmark]: RCFGBuilder took 1174.09 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 160.7 MB in the beginning and 193.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,049 INFO L168 Benchmark]: TraceAbstraction took 2535.21 ms. Allocated memory was 224.4 MB in the beginning and 262.1 MB in the end (delta: 37.7 MB). Free memory was 193.7 MB in the beginning and 102.9 MB in the end (delta: 90.8 MB). Peak memory consumption was 128.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:07:18,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 679.53 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.0 MB in the end (delta: -77.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.60 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 160.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1174.09 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 160.7 MB in the beginning and 193.7 MB in the end (delta: -33.0 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2535.21 ms. Allocated memory was 224.4 MB in the beginning and 262.1 MB in the end (delta: 37.7 MB). Free memory was 193.7 MB in the beginning and 102.9 MB in the end (delta: 90.8 MB). Peak memory consumption was 128.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 283]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. SAFE Result, 2.4s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 449 SDtfs, 203 SDslu, 472 SDs, 0 SdLazy, 279 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 170 PreInvPairs, 177 NumberOfFragments, 330 HoareAnnotationTreeSize, 170 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 372 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 26654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...