/usr/bin/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -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 0.1.25-eb0fd7c [2020-09-21 10:13:17,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 10:13:17,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 10:13:17,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 10:13:17,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 10:13:17,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 10:13:17,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 10:13:17,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 10:13:17,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 10:13:17,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 10:13:17,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 10:13:17,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 10:13:17,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 10:13:17,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 10:13:17,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 10:13:17,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 10:13:17,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 10:13:17,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 10:13:17,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 10:13:17,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 10:13:17,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 10:13:17,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 10:13:17,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 10:13:17,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 10:13:17,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 10:13:17,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 10:13:17,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 10:13:17,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 10:13:17,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 10:13:17,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 10:13:17,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 10:13:17,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 10:13:17,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 10:13:17,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 10:13:17,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 10:13:17,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 10:13:17,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 10:13:17,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 10:13:17,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 10:13:17,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 10:13:17,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 10:13:17,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-21 10:13:17,565 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 10:13:17,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 10:13:17,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 10:13:17,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 10:13:17,567 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 10:13:17,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 10:13:17,567 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 10:13:17,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 10:13:17,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 10:13:17,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 10:13:17,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 10:13:17,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 10:13:17,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 10:13:17,569 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 10:13:17,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 10:13:17,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 10:13:17,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 10:13:17,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 10:13:17,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 10:13:17,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 10:13:17,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 10:13:17,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 10:13:17,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 10:13:17,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 10:13:17,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 10:13:17,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 10:13:17,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 10:13:17,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 10:13:17,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 10:13:17,572 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-21 10:13:18,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 10:13:18,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 10:13:18,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 10:13:18,085 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 10:13:18,085 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 10:13:18,086 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2020-09-21 10:13:18,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dfc314b2/a343630434374867aa4929a2c71b3cd6/FLAG21437a54d [2020-09-21 10:13:18,758 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 10:13:18,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2020-09-21 10:13:18,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dfc314b2/a343630434374867aa4929a2c71b3cd6/FLAG21437a54d [2020-09-21 10:13:19,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dfc314b2/a343630434374867aa4929a2c71b3cd6 [2020-09-21 10:13:19,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 10:13:19,053 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 10:13:19,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 10:13:19,054 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 10:13:19,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 10:13:19,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ed4b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19, skipping insertion in model container [2020-09-21 10:13:19,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 10:13:19,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 10:13:19,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:13:19,481 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 10:13:19,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 10:13:19,743 INFO L208 MainTranslator]: Completed translation [2020-09-21 10:13:19,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19 WrapperNode [2020-09-21 10:13:19,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 10:13:19,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 10:13:19,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 10:13:19,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 10:13:19,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... [2020-09-21 10:13:19,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 10:13:19,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 10:13:19,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 10:13:19,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 10:13:19,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-21 10:13:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 10:13:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 10:13:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 10:13:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 10:13:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 10:13:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 10:13:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 10:13:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 10:13:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 10:13:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 10:13:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 10:13:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 10:13:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 10:13:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 10:13:19,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 10:13:19,939 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 10:13:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 10:13:19,940 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 10:13:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 10:13:19,941 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 10:13:19,942 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 10:13:19,942 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 10:13:19,942 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 10:13:19,943 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 10:13:19,943 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 10:13:19,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 10:13:19,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 10:13:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:13:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:13:19,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:13:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 10:13:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 10:13:19,946 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 10:13:19,947 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 10:13:19,948 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 10:13:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 10:13:19,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 10:13:19,950 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 10:13:19,951 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 10:13:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 10:13:19,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 10:13:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 10:13:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 10:13:19,953 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 10:13:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 10:13:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 10:13:19,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 10:13:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 10:13:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 10:13:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 10:13:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 10:13:19,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 10:13:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 10:13:19,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 10:13:19,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 10:13:19,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 10:13:20,996 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 10:13:20,997 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 10:13:21,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:13:21 BoogieIcfgContainer [2020-09-21 10:13:21,007 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 10:13:21,010 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 10:13:21,011 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 10:13:21,014 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 10:13:21,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 10:13:19" (1/3) ... [2020-09-21 10:13:21,015 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d30c0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:13:21, skipping insertion in model container [2020-09-21 10:13:21,015 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 10:13:19" (2/3) ... [2020-09-21 10:13:21,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d30c0c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 10:13:21, skipping insertion in model container [2020-09-21 10:13:21,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 10:13:21" (3/3) ... [2020-09-21 10:13:21,018 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product25.cil.c [2020-09-21 10:13:21,026 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 10:13:21,036 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 10:13:21,056 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 10:13:21,082 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 10:13:21,083 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 10:13:21,083 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 10:13:21,083 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 10:13:21,083 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 10:13:21,083 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 10:13:21,083 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 10:13:21,084 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 10:13:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-09-21 10:13:21,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 10:13:21,119 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:21,120 INFO L422 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] [2020-09-21 10:13:21,120 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:21,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:21,128 INFO L82 PathProgramCache]: Analyzing trace with hash 1780233577, now seen corresponding path program 1 times [2020-09-21 10:13:21,139 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:21,140 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2043639522] [2020-09-21 10:13:21,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,823 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:21,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:21,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 10:13:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 10:13:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 10:13:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:21,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:21,964 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2043639522] [2020-09-21 10:13:21,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:21,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 10:13:21,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33423353] [2020-09-21 10:13:21,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 10:13:21,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:21,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 10:13:21,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:13:21,997 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 4 states. [2020-09-21 10:13:22,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:22,948 INFO L93 Difference]: Finished difference Result 253 states and 328 transitions. [2020-09-21 10:13:22,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 10:13:22,950 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 10:13:22,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:22,971 INFO L225 Difference]: With dead ends: 253 [2020-09-21 10:13:22,971 INFO L226 Difference]: Without dead ends: 140 [2020-09-21 10:13:22,980 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 10:13:23,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-09-21 10:13:23,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 114. [2020-09-21 10:13:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-09-21 10:13:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-09-21 10:13:23,087 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 59 [2020-09-21 10:13:23,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:23,087 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-09-21 10:13:23,088 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 10:13:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-09-21 10:13:23,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-09-21 10:13:23,092 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:23,092 INFO L422 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] [2020-09-21 10:13:23,092 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 10:13:23,092 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:23,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:23,093 INFO L82 PathProgramCache]: Analyzing trace with hash -391524102, now seen corresponding path program 1 times [2020-09-21 10:13:23,093 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:23,094 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [439481831] [2020-09-21 10:13:23,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,484 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:23,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 10:13:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-09-21 10:13:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 10:13:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:23,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [439481831] [2020-09-21 10:13:23,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:23,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 10:13:23,591 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929472152] [2020-09-21 10:13:23,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 10:13:23,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:23,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 10:13:23,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 10:13:23,594 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 5 states. [2020-09-21 10:13:24,114 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 10:13:24,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:24,761 INFO L93 Difference]: Finished difference Result 198 states and 240 transitions. [2020-09-21 10:13:24,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 10:13:24,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-09-21 10:13:24,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:24,766 INFO L225 Difference]: With dead ends: 198 [2020-09-21 10:13:24,766 INFO L226 Difference]: Without dead ends: 130 [2020-09-21 10:13:24,768 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 10:13:24,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-09-21 10:13:24,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 105. [2020-09-21 10:13:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-09-21 10:13:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-09-21 10:13:24,820 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 60 [2020-09-21 10:13:24,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:24,820 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-09-21 10:13:24,820 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 10:13:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-09-21 10:13:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 10:13:24,830 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:24,830 INFO L422 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] [2020-09-21 10:13:24,830 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 10:13:24,831 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:24,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:24,831 INFO L82 PathProgramCache]: Analyzing trace with hash 1537510123, now seen corresponding path program 1 times [2020-09-21 10:13:24,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:24,832 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1276207900] [2020-09-21 10:13:24,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,300 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:25,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 10:13:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:25,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 10:13:25,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 10:13:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 10:13:25,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1276207900] [2020-09-21 10:13:25,458 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:25,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:13:25,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106021868] [2020-09-21 10:13:25,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:13:25,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:25,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:13:25,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:13:25,460 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 9 states. [2020-09-21 10:13:25,931 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:26,237 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,498 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:26,806 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:27,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:27,808 INFO L93 Difference]: Finished difference Result 207 states and 255 transitions. [2020-09-21 10:13:27,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 10:13:27,809 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-09-21 10:13:27,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:27,811 INFO L225 Difference]: With dead ends: 207 [2020-09-21 10:13:27,812 INFO L226 Difference]: Without dead ends: 130 [2020-09-21 10:13:27,813 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-09-21 10:13:27,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-09-21 10:13:27,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 105. [2020-09-21 10:13:27,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-09-21 10:13:27,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 120 transitions. [2020-09-21 10:13:27,842 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 120 transitions. Word has length 64 [2020-09-21 10:13:27,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:27,843 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 120 transitions. [2020-09-21 10:13:27,843 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:13:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 120 transitions. [2020-09-21 10:13:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-09-21 10:13:27,844 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 10:13:27,845 INFO L422 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] [2020-09-21 10:13:27,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 10:13:27,845 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 10:13:27,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 10:13:27,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1001424512, now seen corresponding path program 1 times [2020-09-21 10:13:27,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 10:13:27,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1879646998] [2020-09-21 10:13:27,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 10:13:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,273 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:28,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:28,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 10:13:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 10:13:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 10:13:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 10:13:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 10:13:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 10:13:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 10:13:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 10:13:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 10:13:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-21 10:13:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-09-21 10:13:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 10:13:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 10:13:28,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1879646998] [2020-09-21 10:13:28,412 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 10:13:28,412 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 10:13:28,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764312433] [2020-09-21 10:13:28,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 10:13:28,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 10:13:28,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 10:13:28,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 10:13:28,414 INFO L87 Difference]: Start difference. First operand 105 states and 120 transitions. Second operand 9 states. [2020-09-21 10:13:28,839 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 10:13:29,562 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:30,198 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:30,497 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:30,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 10:13:30,587 INFO L93 Difference]: Finished difference Result 179 states and 223 transitions. [2020-09-21 10:13:30,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 10:13:30,588 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 72 [2020-09-21 10:13:30,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 10:13:30,590 INFO L225 Difference]: With dead ends: 179 [2020-09-21 10:13:30,590 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 10:13:30,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-09-21 10:13:30,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 10:13:30,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 10:13:30,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 10:13:30,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 10:13:30,593 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-09-21 10:13:30,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 10:13:30,593 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 10:13:30,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 10:13:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 10:13:30,594 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 10:13:30,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 10:13:30,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 10:13:30,796 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:30,959 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,121 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,281 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,438 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,597 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,775 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:31,926 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:32,088 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:32,244 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:32,399 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:32,554 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:32,709 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 10:13:32,865 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,023 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,179 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,337 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,500 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,656 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,809 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:33,962 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:34,120 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:34,272 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:34,427 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:34,585 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 10:13:34,737 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:34,906 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 10:13:35,067 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:35,242 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:35,397 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:35,552 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:35,707 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:35,847 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 12 [2020-09-21 10:13:36,003 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:36,153 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 12 [2020-09-21 10:13:36,307 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 10:13:36,542 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:36,751 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:36,937 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:37,251 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 10:13:37,459 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2020-09-21 10:13:37,711 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:37,955 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 10:13:38,149 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:38,368 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2020-09-21 10:13:38,566 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:38,834 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:39,049 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-09-21 10:13:39,260 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2020-09-21 10:13:39,466 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:39,676 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:39,902 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-09-21 10:13:39,957 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-09-21 10:13:39,957 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-09-21 10:13:39,957 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 625) no Hoare annotation was computed. [2020-09-21 10:13:39,957 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 579 634) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point L626(lines 603 627) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 579 634) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 579 634) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point L667(lines 667 671) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point L667-1(lines 667 671) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point L662(line 662) no Hoare annotation was computed. [2020-09-21 10:13:39,958 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 635 694) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 686) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point L687(lines 660 688) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 635 694) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 635 694) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point L680(line 680) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point L680-1(line 680) no Hoare annotation was computed. [2020-09-21 10:13:39,959 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-09-21 10:13:39,959 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-09-21 10:13:39,960 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-09-21 10:13:39,960 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-09-21 10:13:39,960 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-09-21 10:13:39,960 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 894 901) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 10:13:39,960 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 894 901) no Hoare annotation was computed. [2020-09-21 10:13:39,960 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 894 901) no Hoare annotation was computed. [2020-09-21 10:13:39,960 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 902 911) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-09-21 10:13:39,960 INFO L268 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 902 911) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 902 911) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point L925(lines 925 931) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point L924(lines 924 934) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L271 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: true [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-09-21 10:13:39,961 INFO L268 CegarLoopResult]: For program point L920(lines 920 937) no Hoare annotation was computed. [2020-09-21 10:13:39,962 INFO L268 CegarLoopResult]: For program point L920-1(lines 912 940) no Hoare annotation was computed. [2020-09-21 10:13:39,962 INFO L271 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: true [2020-09-21 10:13:39,962 INFO L268 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-09-21 10:13:39,962 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 912 940) the Hoare annotation is: true [2020-09-21 10:13:39,962 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 912 940) no Hoare annotation was computed. [2020-09-21 10:13:39,962 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,962 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-09-21 10:13:39,963 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-09-21 10:13:39,963 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,963 INFO L264 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: (or (and (= main_~tmp~4 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,963 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-09-21 10:13:39,963 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-09-21 10:13:39,963 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-09-21 10:13:39,964 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,964 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,964 INFO L264 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,964 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-09-21 10:13:39,964 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-09-21 10:13:39,964 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 370 393) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 370 393) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 370 393) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-09-21 10:13:39,965 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L388(line 388) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L387(line 387) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point L386(line 386) no Hoare annotation was computed. [2020-09-21 10:13:39,966 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 206 214) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 206 214) the Hoare annotation is: true [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 206 214) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 251 269) the Hoare annotation is: true [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 251 269) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point L260-2(lines 260 264) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 251 269) no Hoare annotation was computed. [2020-09-21 10:13:39,967 INFO L268 CegarLoopResult]: For program point L222(lines 222 230) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 230) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point L234(lines 234 242) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point L234-2(lines 234 242) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 215 250) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-09-21 10:13:39,968 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-09-21 10:13:39,968 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 533 578) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 533 578) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 533 578) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point L860(lines 860 880) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point L860-1(lines 860 880) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 846 891) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 846 891) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 846 891) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point L866(lines 866 873) no Hoare annotation was computed. [2020-09-21 10:13:39,969 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 402 412) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,969 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 402 412) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L264 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 402 412) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 195 205) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 195 205) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point L200-1(line 200) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 195 205) no Hoare annotation was computed. [2020-09-21 10:13:39,970 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 187 194) the Hoare annotation is: true [2020-09-21 10:13:39,971 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 187 194) no Hoare annotation was computed. [2020-09-21 10:13:39,971 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 187 194) no Hoare annotation was computed. [2020-09-21 10:13:39,971 INFO L264 CegarLoopResult]: At program point L155(line 155) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,971 INFO L268 CegarLoopResult]: For program point L155-1(lines 136 160) no Hoare annotation was computed. [2020-09-21 10:13:39,971 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 136 160) no Hoare annotation was computed. [2020-09-21 10:13:39,971 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,971 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 136 160) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,972 INFO L264 CegarLoopResult]: At program point L146(line 146) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,972 INFO L268 CegarLoopResult]: For program point L144(lines 144 152) no Hoare annotation was computed. [2020-09-21 10:13:39,972 INFO L264 CegarLoopResult]: At program point L142(line 142) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,972 INFO L268 CegarLoopResult]: For program point L142-1(line 142) no Hoare annotation was computed. [2020-09-21 10:13:39,972 INFO L268 CegarLoopResult]: For program point L140(lines 140 157) no Hoare annotation was computed. [2020-09-21 10:13:39,972 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 128 134) no Hoare annotation was computed. [2020-09-21 10:13:39,972 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 128 134) the Hoare annotation is: true [2020-09-21 10:13:39,973 INFO L268 CegarLoopResult]: For program point L320(lines 320 324) no Hoare annotation was computed. [2020-09-21 10:13:39,973 INFO L264 CegarLoopResult]: At program point testENTRY(lines 274 337) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,973 INFO L264 CegarLoopResult]: At program point L320-2(lines 314 325) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:39,973 INFO L268 CegarLoopResult]: For program point L285(lines 284 329) no Hoare annotation was computed. [2020-09-21 10:13:39,973 INFO L268 CegarLoopResult]: For program point L314(lines 314 325) no Hoare annotation was computed. [2020-09-21 10:13:39,973 INFO L268 CegarLoopResult]: For program point testFINAL(lines 274 337) no Hoare annotation was computed. [2020-09-21 10:13:39,973 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:39,974 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-09-21 10:13:39,974 INFO L268 CegarLoopResult]: For program point L304-1(lines 304 310) no Hoare annotation was computed. [2020-09-21 10:13:39,974 INFO L264 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:39,974 INFO L264 CegarLoopResult]: At program point L327(lines 284 329) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-09-21 10:13:39,974 INFO L268 CegarLoopResult]: For program point L294(lines 294 300) no Hoare annotation was computed. [2020-09-21 10:13:39,974 INFO L268 CegarLoopResult]: For program point L294-1(lines 294 300) no Hoare annotation was computed. [2020-09-21 10:13:39,974 INFO L268 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L264 CegarLoopResult]: At program point L330(lines 283 331) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point testEXIT(lines 274 337) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 800 845) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 800 845) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point L820(lines 820 827) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 800 845) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point L814(lines 814 834) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point L814-1(lines 814 834) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 161 168) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 161 168) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 161 168) no Hoare annotation was computed. [2020-09-21 10:13:39,975 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 517 525) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 517 525) the Hoare annotation is: true [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 517 525) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point L493(lines 493 501) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point L493-2(lines 493 501) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 485 507) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 485 507) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 485 507) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 697 799) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-09-21 10:13:39,976 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L721(lines 721 725) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L785(lines 785 796) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L748(lines 748 752) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L746-2(lines 746 766) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 697 799) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L767(lines 745 768) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L726(lines 726 742) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 697 799) no Hoare annotation was computed. [2020-09-21 10:13:39,977 INFO L268 CegarLoopResult]: For program point L747(lines 746 766) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point L778-1(line 778) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point L743(lines 743 784) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,978 INFO L268 CegarLoopResult]: For program point L177(lines 177 183) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 170 186) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 170 186) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point L181-1(lines 170 186) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 508 516) the Hoare annotation is: true [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 508 516) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 508 516) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 464 475) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 464 475) no Hoare annotation was computed. [2020-09-21 10:13:39,979 INFO L268 CegarLoopResult]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 476 484) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 476 484) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 476 484) no Hoare annotation was computed. [2020-09-21 10:13:39,980 INFO L264 CegarLoopResult]: At program point L117(line 117) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 10:13:39,980 INFO L264 CegarLoopResult]: At program point L115(lines 115 121) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-09-21 10:13:39,981 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 101 127) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,981 INFO L264 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-09-21 10:13:39,981 INFO L268 CegarLoopResult]: For program point L108(lines 104 126) no Hoare annotation was computed. [2020-09-21 10:13:39,981 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 101 127) no Hoare annotation was computed. [2020-09-21 10:13:39,981 INFO L268 CegarLoopResult]: For program point L106(lines 104 126) no Hoare annotation was computed. [2020-09-21 10:13:39,981 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 101 127) no Hoare annotation was computed. [2020-09-21 10:13:39,981 INFO L271 CegarLoopResult]: At program point L354-1(lines 354 358) the Hoare annotation is: true [2020-09-21 10:13:39,981 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 340 369) no Hoare annotation was computed. [2020-09-21 10:13:39,982 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-09-21 10:13:39,982 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 340 369) the Hoare annotation is: true [2020-09-21 10:13:39,982 INFO L271 CegarLoopResult]: At program point L350-2(lines 350 364) the Hoare annotation is: true [2020-09-21 10:13:39,982 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-09-21 10:13:39,982 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-09-21 10:13:39,982 INFO L271 CegarLoopResult]: At program point L365(lines 340 369) the Hoare annotation is: true [2020-09-21 10:13:39,982 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L268 CegarLoopResult]: For program point L354(lines 354 358) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 440 451) the Hoare annotation is: true [2020-09-21 10:13:39,983 INFO L268 CegarLoopResult]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 440 451) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 394 400) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 394 400) the Hoare annotation is: true [2020-09-21 10:13:39,983 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,983 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-09-21 10:13:39,984 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-21 10:13:39,984 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-21 10:13:39,984 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 452 463) no Hoare annotation was computed. [2020-09-21 10:13:39,984 INFO L268 CegarLoopResult]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2020-09-21 10:13:39,984 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 452 463) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-09-21 10:13:39,984 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2020-09-21 10:13:39,985 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2020-09-21 10:13:39,985 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2020-09-21 10:13:39,985 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2020-09-21 10:13:40,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 10:13:40 BoogieIcfgContainer [2020-09-21 10:13:40,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-21 10:13:40,007 INFO L168 Benchmark]: Toolchain (without parser) took 20957.01 ms. Allocated memory was 139.5 MB in the beginning and 450.4 MB in the end (delta: 310.9 MB). Free memory was 101.5 MB in the beginning and 196.1 MB in the end (delta: -94.5 MB). Peak memory consumption was 323.5 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,007 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.30 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 100.7 MB in the beginning and 172.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,009 INFO L168 Benchmark]: Boogie Preprocessor took 116.00 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,010 INFO L168 Benchmark]: RCFGBuilder took 1145.61 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.6 MB in the beginning and 200.5 MB in the end (delta: -31.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,011 INFO L168 Benchmark]: TraceAbstraction took 18994.09 ms. Allocated memory was 237.0 MB in the beginning and 450.4 MB in the end (delta: 213.4 MB). Free memory was 198.7 MB in the beginning and 196.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 323.2 MB. Max. memory is 7.1 GB. [2020-09-21 10:13:40,015 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 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.30 ms. Allocated memory was 139.5 MB in the beginning and 204.5 MB in the end (delta: 65.0 MB). Free memory was 100.7 MB in the beginning and 172.7 MB in the end (delta: -72.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.00 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1145.61 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 168.6 MB in the beginning and 200.5 MB in the end (delta: -31.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18994.09 ms. Allocated memory was 237.0 MB in the beginning and 450.4 MB in the end (delta: 213.4 MB). Free memory was 198.7 MB in the beginning and 196.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 323.2 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: !(systemActive == 1) || !(\old(pumpRunning) == 0) - 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: (!(1 == systemActive) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 372 SDtfs, 535 SDslu, 252 SDs, 0 SdLazy, 1029 SolverSat, 321 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.7s 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 DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 76 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 181 PreInvPairs, 198 NumberOfFragments, 643 HoareAnnotationTreeSize, 181 FomulaSimplifications, 7922 FormulaSimplificationTreeSizeReduction, 5.7s HoareSimplificationTime, 52 FomulaSimplificationsInter, 4818 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 74202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...