/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:35:13,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:35:13,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:35:13,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:35:13,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:35:13,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:35:13,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:35:13,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:35:13,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:35:13,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:35:13,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:35:13,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:35:13,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:35:13,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:35:13,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:35:13,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:35:13,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:35:13,476 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:35:13,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:35:13,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:35:13,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:35:13,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:35:13,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:35:13,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:35:13,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:35:13,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:35:13,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:35:13,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:35:13,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:35:13,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:35:13,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:35:13,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:35:13,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:35:13,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:35:13,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:35:13,496 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:35:13,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:35:13,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:35:13,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:35:13,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:35:13,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:35:13,500 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 [2020-07-21 10:35:13,520 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:35:13,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:35:13,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:35:13,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:35:13,523 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:35:13,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:35:13,523 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:35:13,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:35:13,525 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:35:13,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:35:13,525 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:35:13,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:35:13,527 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:35:13,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:35:13,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:35:13,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:35:13,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:13,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:35:13,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:35:13,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:35:13,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:35:13,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:13,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:35:13,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:35:13,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:35:13,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:35:13,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:35:13,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:35:13,887 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:35:13,888 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:35:13,889 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2020-07-21 10:35:13,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e70ae7f7/5fe336f6b84f4ac49e392e1d2122e7fe/FLAG8e6ce9060 [2020-07-21 10:35:14,472 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:35:14,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2020-07-21 10:35:14,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e70ae7f7/5fe336f6b84f4ac49e392e1d2122e7fe/FLAG8e6ce9060 [2020-07-21 10:35:14,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e70ae7f7/5fe336f6b84f4ac49e392e1d2122e7fe [2020-07-21 10:35:14,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:35:14,788 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:35:14,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:14,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:35:14,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:35:14,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:14" (1/1) ... [2020-07-21 10:35:14,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b69c051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:14, skipping insertion in model container [2020-07-21 10:35:14,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:14" (1/1) ... [2020-07-21 10:35:14,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:35:14,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:35:15,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:15,188 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:35:15,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:15,413 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:35:15,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15 WrapperNode [2020-07-21 10:35:15,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:15,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:35:15,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:35:15,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:35:15,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,493 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (1/1) ... [2020-07-21 10:35:15,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:35:15,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:35:15,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:35:15,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:35:15,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (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 [2020-07-21 10:35:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:35:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:35:15,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:35:15,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:35:15,578 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:35:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:35:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:35:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:35:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:35:15,579 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:15,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:35:15,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:35:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:35:15,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:35:15,583 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:35:15,584 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:35:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:35:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:35:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:35:15,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:35:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:35:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:35:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:35:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:35:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:35:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:35:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:35:16,683 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:35:16,684 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:35:16,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:16 BoogieIcfgContainer [2020-07-21 10:35:16,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:35:16,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:35:16,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:35:16,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:35:16,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:35:14" (1/3) ... [2020-07-21 10:35:16,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a93124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:16, skipping insertion in model container [2020-07-21 10:35:16,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:15" (2/3) ... [2020-07-21 10:35:16,700 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a93124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:35:16, skipping insertion in model container [2020-07-21 10:35:16,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:35:16" (3/3) ... [2020-07-21 10:35:16,701 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2020-07-21 10:35:16,713 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:35:16,721 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:35:16,737 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:35:16,763 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:35:16,763 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:35:16,763 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:35:16,764 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:35:16,764 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:35:16,764 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:35:16,764 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:35:16,764 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:35:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2020-07-21 10:35:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:35:16,799 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:16,800 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:16,801 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:16,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:16,808 INFO L82 PathProgramCache]: Analyzing trace with hash -317662081, now seen corresponding path program 1 times [2020-07-21 10:35:16,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:16,817 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [29086723] [2020-07-21 10:35:16,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:17,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:35:17,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:17,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:17,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [29086723] [2020-07-21 10:35:17,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:17,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:35:17,105 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542734791] [2020-07-21 10:35:17,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:35:17,111 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:17,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:35:17,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:17,128 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 2 states. [2020-07-21 10:35:17,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:17,171 INFO L93 Difference]: Finished difference Result 238 states and 299 transitions. [2020-07-21 10:35:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:35:17,172 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:35:17,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:17,186 INFO L225 Difference]: With dead ends: 238 [2020-07-21 10:35:17,186 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 10:35:17,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:17,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 10:35:17,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 10:35:17,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 10:35:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 141 transitions. [2020-07-21 10:35:17,249 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 141 transitions. Word has length 46 [2020-07-21 10:35:17,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:17,250 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 141 transitions. [2020-07-21 10:35:17,250 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:35:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2020-07-21 10:35:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:35:17,254 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:17,254 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:17,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:17,469 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:17,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:17,470 INFO L82 PathProgramCache]: Analyzing trace with hash -638298370, now seen corresponding path program 1 times [2020-07-21 10:35:17,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:17,471 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1181166485] [2020-07-21 10:35:17,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:17,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:17,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:17,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:17,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:17,737 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1181166485] [2020-07-21 10:35:17,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:17,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:17,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527526658] [2020-07-21 10:35:17,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:17,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:17,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:17,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:17,746 INFO L87 Difference]: Start difference. First operand 119 states and 141 transitions. Second operand 3 states. [2020-07-21 10:35:17,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:17,819 INFO L93 Difference]: Finished difference Result 214 states and 261 transitions. [2020-07-21 10:35:17,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:17,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:35:17,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:17,824 INFO L225 Difference]: With dead ends: 214 [2020-07-21 10:35:17,826 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 10:35:17,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:17,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 10:35:17,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 10:35:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 10:35:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 140 transitions. [2020-07-21 10:35:17,847 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 140 transitions. Word has length 47 [2020-07-21 10:35:17,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:17,847 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 140 transitions. [2020-07-21 10:35:17,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2020-07-21 10:35:17,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 10:35:17,852 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:17,852 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:18,062 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,062 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:18,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:18,063 INFO L82 PathProgramCache]: Analyzing trace with hash 202099156, now seen corresponding path program 1 times [2020-07-21 10:35:18,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:18,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167547918] [2020-07-21 10:35:18,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:18,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:18,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:18,259 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:18,260 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167547918] [2020-07-21 10:35:18,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:18,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:18,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719637638] [2020-07-21 10:35:18,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:18,262 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:18,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:18,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:18,263 INFO L87 Difference]: Start difference. First operand 119 states and 140 transitions. Second operand 3 states. [2020-07-21 10:35:18,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:18,303 INFO L93 Difference]: Finished difference Result 187 states and 219 transitions. [2020-07-21 10:35:18,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:18,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-21 10:35:18,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:18,307 INFO L225 Difference]: With dead ends: 187 [2020-07-21 10:35:18,307 INFO L226 Difference]: Without dead ends: 110 [2020-07-21 10:35:18,309 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:18,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-21 10:35:18,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-21 10:35:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-21 10:35:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-21 10:35:18,337 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 60 [2020-07-21 10:35:18,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:18,338 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-21 10:35:18,338 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:18,338 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-21 10:35:18,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-21 10:35:18,345 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:18,345 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:18,546 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,546 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:18,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:18,547 INFO L82 PathProgramCache]: Analyzing trace with hash -100887990, now seen corresponding path program 1 times [2020-07-21 10:35:18,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:18,550 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1627193569] [2020-07-21 10:35:18,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:18,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:35:18,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:18,855 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:18,856 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1627193569] [2020-07-21 10:35:18,856 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:18,856 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:35:18,856 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545077886] [2020-07-21 10:35:18,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:35:18,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:18,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:35:18,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:35:18,859 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 6 states. [2020-07-21 10:35:19,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:19,055 INFO L93 Difference]: Finished difference Result 163 states and 195 transitions. [2020-07-21 10:35:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:35:19,056 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-21 10:35:19,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:19,056 INFO L225 Difference]: With dead ends: 163 [2020-07-21 10:35:19,057 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:35:19,058 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:35:19,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:35:19,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:35:19,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:35:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:35:19,059 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-21 10:35:19,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:19,059 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:35:19,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:35:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:35:19,060 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:35:19,267 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:19,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:35:19,920 INFO L268 CegarLoopResult]: For program point L573(lines 550 574) no Hoare annotation was computed. [2020-07-21 10:35:19,920 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2020-07-21 10:35:19,920 INFO L268 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2020-07-21 10:35:19,921 INFO L268 CegarLoopResult]: For program point L634(lines 607 635) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-07-21 10:35:19,922 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2020-07-21 10:35:19,923 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 430 436) the Hoare annotation is: true [2020-07-21 10:35:19,923 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 430 436) no Hoare annotation was computed. [2020-07-21 10:35:19,923 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 437 445) no Hoare annotation was computed. [2020-07-21 10:35:19,923 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 437 445) the Hoare annotation is: true [2020-07-21 10:35:19,923 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 437 445) no Hoare annotation was computed. [2020-07-21 10:35:19,923 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 388 410) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,924 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 388 410) no Hoare annotation was computed. [2020-07-21 10:35:19,924 INFO L264 CegarLoopResult]: At program point L400(line 400) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,924 INFO L264 CegarLoopResult]: At program point L400-1(line 400) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,924 INFO L268 CegarLoopResult]: For program point L398(lines 398 405) no Hoare annotation was computed. [2020-07-21 10:35:19,924 INFO L268 CegarLoopResult]: For program point L398-1(lines 398 405) no Hoare annotation was computed. [2020-07-21 10:35:19,924 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 388 410) no Hoare annotation was computed. [2020-07-21 10:35:19,925 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-07-21 10:35:19,925 INFO L264 CegarLoopResult]: At program point L395(line 395) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,925 INFO L264 CegarLoopResult]: At program point L394(line 394) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,925 INFO L264 CegarLoopResult]: At program point L394-1(line 394) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,925 INFO L268 CegarLoopResult]: For program point L353(line 353) no Hoare annotation was computed. [2020-07-21 10:35:19,925 INFO L268 CegarLoopResult]: For program point L352(line 352) no Hoare annotation was computed. [2020-07-21 10:35:19,925 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 344 367) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L349(line 349) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 344 367) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 344 367) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-07-21 10:35:19,926 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L359(line 359) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L357(line 357) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L355(line 355) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L268 CegarLoopResult]: For program point L354(line 354) no Hoare annotation was computed. [2020-07-21 10:35:19,927 INFO L264 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,928 INFO L268 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2020-07-21 10:35:19,928 INFO L264 CegarLoopResult]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,928 INFO L268 CegarLoopResult]: For program point L91-1(line 91) no Hoare annotation was computed. [2020-07-21 10:35:19,928 INFO L268 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2020-07-21 10:35:19,928 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 85 109) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,928 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 85 109) no Hoare annotation was computed. [2020-07-21 10:35:19,928 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,929 INFO L268 CegarLoopResult]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2020-07-21 10:35:19,929 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,929 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 180 188) no Hoare annotation was computed. [2020-07-21 10:35:19,929 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 180 188) the Hoare annotation is: true [2020-07-21 10:35:19,929 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 180 188) no Hoare annotation was computed. [2020-07-21 10:35:19,929 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:35:19,929 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 225 243) the Hoare annotation is: true [2020-07-21 10:35:19,929 INFO L271 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: true [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point L232-1(line 232) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 225 243) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 225 243) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point L219-1(line 219) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point L208(lines 208 216) no Hoare annotation was computed. [2020-07-21 10:35:19,930 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 189 224) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point L208-2(lines 208 216) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 189 224) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point L196(lines 196 204) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 189 224) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point L196-2(lines 196 204) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 423 429) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 423 429) the Hoare annotation is: true [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2020-07-21 10:35:19,931 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point L813(lines 813 820) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point L807(lines 807 827) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2020-07-21 10:35:19,932 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 375 384) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,933 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 375 384) no Hoare annotation was computed. [2020-07-21 10:35:19,933 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 375 384) no Hoare annotation was computed. [2020-07-21 10:35:19,933 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 169 179) the Hoare annotation is: true [2020-07-21 10:35:19,933 INFO L271 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-07-21 10:35:19,933 INFO L268 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-07-21 10:35:19,933 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 169 179) no Hoare annotation was computed. [2020-07-21 10:35:19,933 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 169 179) no Hoare annotation was computed. [2020-07-21 10:35:19,934 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 161 168) the Hoare annotation is: true [2020-07-21 10:35:19,934 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 161 168) no Hoare annotation was computed. [2020-07-21 10:35:19,934 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 161 168) no Hoare annotation was computed. [2020-07-21 10:35:19,934 INFO L268 CegarLoopResult]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2020-07-21 10:35:19,934 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,934 INFO L264 CegarLoopResult]: At program point L121(line 121) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,934 INFO L268 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2020-07-21 10:35:19,935 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2020-07-21 10:35:19,935 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,935 INFO L268 CegarLoopResult]: For program point L117-1(line 117) no Hoare annotation was computed. [2020-07-21 10:35:19,935 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,935 INFO L268 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2020-07-21 10:35:19,935 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,936 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2020-07-21 10:35:19,936 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2020-07-21 10:35:19,936 INFO L264 CegarLoopResult]: At program point testENTRY(lines 248 311) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,936 INFO L268 CegarLoopResult]: For program point testFINAL(lines 248 311) no Hoare annotation was computed. [2020-07-21 10:35:19,936 INFO L264 CegarLoopResult]: At program point L304(lines 257 305) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,936 INFO L268 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2020-07-21 10:35:19,936 INFO L264 CegarLoopResult]: At program point L294-2(lines 288 299) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:19,937 INFO L268 CegarLoopResult]: For program point L259(lines 258 303) no Hoare annotation was computed. [2020-07-21 10:35:19,937 INFO L268 CegarLoopResult]: For program point L288(lines 288 299) no Hoare annotation was computed. [2020-07-21 10:35:19,937 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:19,937 INFO L268 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2020-07-21 10:35:19,937 INFO L268 CegarLoopResult]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2020-07-21 10:35:19,937 INFO L264 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:19,938 INFO L264 CegarLoopResult]: At program point L301(lines 258 303) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point testEXIT(lines 248 311) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point L767(lines 767 774) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2020-07-21 10:35:19,938 INFO L268 CegarLoopResult]: For program point L761(lines 761 781) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 136 143) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 136 143) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 136 143) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 920 928) no Hoare annotation was computed. [2020-07-21 10:35:19,939 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 920 928) the Hoare annotation is: true [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 920 928) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 888 910) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 888 910) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 888 910) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 413 422) no Hoare annotation was computed. [2020-07-21 10:35:19,940 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 413 422) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 413 422) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L673(lines 673 689) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L733(lines 733 740) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L694(lines 693 713) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point L690(lines 690 731) no Hoare annotation was computed. [2020-07-21 10:35:19,941 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L709(line 709) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L709-1(line 709) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L668(lines 668 672) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L732(lines 732 743) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2020-07-21 10:35:19,942 INFO L268 CegarLoopResult]: For program point L714(lines 692 715) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 144 160) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point L155-1(lines 144 160) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 144 160) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point L151(lines 151 157) no Hoare annotation was computed. [2020-07-21 10:35:19,943 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point L149-1(line 149) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 911 919) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 911 919) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 911 919) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 867 878) the Hoare annotation is: true [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point L871-1(lines 867 878) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 867 878) no Hoare annotation was computed. [2020-07-21 10:35:19,944 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,945 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,945 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,945 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 879 887) the Hoare annotation is: true [2020-07-21 10:35:19,945 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 879 887) no Hoare annotation was computed. [2020-07-21 10:35:19,945 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 879 887) no Hoare annotation was computed. [2020-07-21 10:35:19,945 INFO L264 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,945 INFO L264 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,945 INFO L268 CegarLoopResult]: For program point L57(lines 56 75) no Hoare annotation was computed. [2020-07-21 10:35:19,946 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,946 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2020-07-21 10:35:19,946 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2020-07-21 10:35:19,946 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:19,946 INFO L271 CegarLoopResult]: At program point L320(line 320) the Hoare annotation is: true [2020-07-21 10:35:19,946 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 314 343) no Hoare annotation was computed. [2020-07-21 10:35:19,946 INFO L268 CegarLoopResult]: For program point L320-1(line 320) no Hoare annotation was computed. [2020-07-21 10:35:19,946 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 314 343) the Hoare annotation is: true [2020-07-21 10:35:19,946 INFO L271 CegarLoopResult]: At program point L339(lines 314 343) the Hoare annotation is: true [2020-07-21 10:35:19,947 INFO L268 CegarLoopResult]: For program point L335(line 335) no Hoare annotation was computed. [2020-07-21 10:35:19,947 INFO L268 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-07-21 10:35:19,947 INFO L271 CegarLoopResult]: At program point L328-1(lines 328 332) the Hoare annotation is: true [2020-07-21 10:35:19,947 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-07-21 10:35:19,947 INFO L271 CegarLoopResult]: At program point L324-2(lines 324 338) the Hoare annotation is: true [2020-07-21 10:35:19,947 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 843 854) the Hoare annotation is: true [2020-07-21 10:35:19,947 INFO L268 CegarLoopResult]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2020-07-21 10:35:19,947 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 843 854) no Hoare annotation was computed. [2020-07-21 10:35:19,948 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 368 374) no Hoare annotation was computed. [2020-07-21 10:35:19,948 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 368 374) the Hoare annotation is: true [2020-07-21 10:35:19,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,948 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:35:19,948 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:19,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:19,948 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 855 866) no Hoare annotation was computed. [2020-07-21 10:35:19,949 INFO L268 CegarLoopResult]: For program point L859-1(lines 855 866) no Hoare annotation was computed. [2020-07-21 10:35:19,949 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 855 866) the Hoare annotation is: true [2020-07-21 10:35:19,949 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 930 937) no Hoare annotation was computed. [2020-07-21 10:35:19,949 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2020-07-21 10:35:19,949 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 930 937) the Hoare annotation is: true [2020-07-21 10:35:19,949 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 930 937) no Hoare annotation was computed. [2020-07-21 10:35:19,949 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 448 472) the Hoare annotation is: true [2020-07-21 10:35:19,949 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 448 472) no Hoare annotation was computed. [2020-07-21 10:35:19,950 INFO L264 CegarLoopResult]: At program point L462(line 462) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-21 10:35:19,950 INFO L268 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2020-07-21 10:35:19,950 INFO L271 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: true [2020-07-21 10:35:19,950 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-07-21 10:35:19,950 INFO L268 CegarLoopResult]: For program point L456(lines 456 469) no Hoare annotation was computed. [2020-07-21 10:35:19,950 INFO L268 CegarLoopResult]: For program point L456-1(lines 448 472) no Hoare annotation was computed. [2020-07-21 10:35:19,950 INFO L271 CegarLoopResult]: At program point L454(line 454) the Hoare annotation is: true [2020-07-21 10:35:19,950 INFO L268 CegarLoopResult]: For program point L454-1(line 454) no Hoare annotation was computed. [2020-07-21 10:35:19,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:35:19 BoogieIcfgContainer [2020-07-21 10:35:19,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:35:19,968 INFO L168 Benchmark]: Toolchain (without parser) took 5180.94 ms. Allocated memory was 141.6 MB in the beginning and 249.6 MB in the end (delta: 108.0 MB). Free memory was 101.6 MB in the beginning and 121.0 MB in the end (delta: -19.4 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,969 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.31 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 101.2 MB in the beginning and 174.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,971 INFO L168 Benchmark]: Boogie Preprocessor took 94.46 ms. Allocated memory is still 203.9 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,972 INFO L168 Benchmark]: RCFGBuilder took 1183.42 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 169.2 MB in the beginning and 201.5 MB in the end (delta: -32.3 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,973 INFO L168 Benchmark]: TraceAbstraction took 3271.42 ms. Allocated memory was 236.5 MB in the beginning and 249.6 MB in the end (delta: 13.1 MB). Free memory was 200.0 MB in the beginning and 121.0 MB in the end (delta: 79.1 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:19,977 INFO L336 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 141.6 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 625.31 ms. Allocated memory was 141.6 MB in the beginning and 203.9 MB in the end (delta: 62.4 MB). Free memory was 101.2 MB in the beginning and 174.3 MB in the end (delta: -73.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.46 ms. Allocated memory is still 203.9 MB. Free memory was 174.3 MB in the beginning and 169.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1183.42 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 169.2 MB in the beginning and 201.5 MB in the end (delta: -32.3 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3271.42 ms. Allocated memory was 236.5 MB in the beginning and 249.6 MB in the end (delta: 13.1 MB). Free memory was 200.0 MB in the beginning and 121.0 MB in the end (delta: 79.1 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 934]: 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: 257]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 258]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 497 SDtfs, 185 SDslu, 310 SDs, 0 SdLazy, 56 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 232 PreInvPairs, 240 NumberOfFragments, 359 HoareAnnotationTreeSize, 232 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 252 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 17645 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2602 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...