/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:35:57,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:35:57,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:35:57,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:35:57,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:35:57,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:35:57,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:35:57,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:35:57,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:35:57,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:35:57,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:35:57,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:35:57,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:35:57,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:35:57,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:35:57,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:35:57,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:35:57,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:35:57,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:35:57,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:35:57,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:35:57,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:35:57,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:35:57,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:35:57,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:35:57,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:35:57,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:35:57,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:35:57,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:35:57,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:35:57,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:35:57,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:35:57,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:35:57,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:35:57,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:35:57,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:35:57,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:35:57,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:35:57,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:35:57,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:35:57,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:35:57,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 10:35:57,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:35:57,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:35:57,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:35:57,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:35:57,125 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:35:57,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:35:57,126 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:35:57,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:35:57,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:35:57,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:35:57,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:35:57,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:35:57,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:35:57,127 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:35:57,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:35:57,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:35:57,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:35:57,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:35:57,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:35:57,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:35:57,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:35:57,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:57,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:35:57,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:35:57,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:35:57,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:35:57,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:57,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:35:57,130 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:35:57,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:35:57,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:35:57,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:35:57,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:35:57,428 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:35:57,431 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:35:57,432 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2020-07-21 10:35:57,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba804b8a/c32ca7e8762a4404a3ae893d27457d10/FLAG40002091c [2020-07-21 10:35:58,032 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:35:58,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2020-07-21 10:35:58,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba804b8a/c32ca7e8762a4404a3ae893d27457d10/FLAG40002091c [2020-07-21 10:35:58,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ba804b8a/c32ca7e8762a4404a3ae893d27457d10 [2020-07-21 10:35:58,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:35:58,382 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:35:58,383 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:58,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:35:58,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:35:58,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:58" (1/1) ... [2020-07-21 10:35:58,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6960a08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:58, skipping insertion in model container [2020-07-21 10:35:58,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:35:58" (1/1) ... [2020-07-21 10:35:58,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:35:58,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:35:59,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:59,025 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:35:59,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:35:59,144 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:35:59,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59 WrapperNode [2020-07-21 10:35:59,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:35:59,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:35:59,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:35:59,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:35:59,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... [2020-07-21 10:35:59,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:35:59,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:35:59,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:35:59,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:35:59,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:35:59,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:35:59,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:35:59,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:35:59,307 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:35:59,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:35:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:35:59,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:35:59,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:35:59,312 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:35:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:35:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:35:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:35:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:35:59,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:35:59,313 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:35:59,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:35:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:35:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:35:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:35:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:35:59,315 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:35:59,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:35:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:35:59,318 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:35:59,319 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:35:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:35:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:35:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:35:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:35:59,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:36:00,385 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:36:00,385 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:36:00,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:00 BoogieIcfgContainer [2020-07-21 10:36:00,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:36:00,392 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:36:00,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:36:00,396 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:36:00,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:35:58" (1/3) ... [2020-07-21 10:36:00,397 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:00, skipping insertion in model container [2020-07-21 10:36:00,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:35:59" (2/3) ... [2020-07-21 10:36:00,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae879f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:00, skipping insertion in model container [2020-07-21 10:36:00,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:00" (3/3) ... [2020-07-21 10:36:00,400 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2020-07-21 10:36:00,411 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:36:00,419 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:36:00,434 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:36:00,461 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:36:00,462 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:36:00,462 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:36:00,462 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:36:00,462 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:36:00,463 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:36:00,463 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:36:00,463 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:36:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-07-21 10:36:00,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 10:36:00,499 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:00,500 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:00,500 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:00,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:00,507 INFO L82 PathProgramCache]: Analyzing trace with hash -719135997, now seen corresponding path program 1 times [2020-07-21 10:36:00,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:00,518 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1771357163] [2020-07-21 10:36:00,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:00,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:36:00,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:00,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:00,826 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1771357163] [2020-07-21 10:36:00,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:00,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:36:00,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267640145] [2020-07-21 10:36:00,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:36:00,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:00,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:36:00,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:00,851 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2020-07-21 10:36:00,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:00,895 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2020-07-21 10:36:00,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:36:00,897 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 10:36:00,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:00,911 INFO L225 Difference]: With dead ends: 264 [2020-07-21 10:36:00,911 INFO L226 Difference]: Without dead ends: 134 [2020-07-21 10:36:00,916 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:00,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-07-21 10:36:00,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2020-07-21 10:36:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-07-21 10:36:00,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2020-07-21 10:36:00,985 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2020-07-21 10:36:00,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:00,986 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2020-07-21 10:36:00,986 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:36:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2020-07-21 10:36:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:36:00,994 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:00,994 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:01,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,210 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:01,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:01,212 INFO L82 PathProgramCache]: Analyzing trace with hash 892952181, now seen corresponding path program 1 times [2020-07-21 10:36:01,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:01,213 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [686304709] [2020-07-21 10:36:01,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:01,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:36:01,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:01,521 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:01,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [686304709] [2020-07-21 10:36:01,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:01,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:01,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938270614] [2020-07-21 10:36:01,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:01,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:01,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:01,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,532 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2020-07-21 10:36:01,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:01,569 INFO L93 Difference]: Finished difference Result 203 states and 241 transitions. [2020-07-21 10:36:01,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:01,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:36:01,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:01,578 INFO L225 Difference]: With dead ends: 203 [2020-07-21 10:36:01,578 INFO L226 Difference]: Without dead ends: 125 [2020-07-21 10:36:01,581 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:01,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2020-07-21 10:36:01,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2020-07-21 10:36:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-07-21 10:36:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-07-21 10:36:01,613 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2020-07-21 10:36:01,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:01,614 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-07-21 10:36:01,615 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:01,615 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-07-21 10:36:01,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 10:36:01,621 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:01,623 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:01,837 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:01,838 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:01,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:01,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1536291852, now seen corresponding path program 1 times [2020-07-21 10:36:01,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:01,840 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [955856060] [2020-07-21 10:36:01,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:02,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:36:02,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:02,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:02,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [955856060] [2020-07-21 10:36:02,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:02,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:02,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575351230] [2020-07-21 10:36:02,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:02,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:02,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:02,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,103 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 3 states. [2020-07-21 10:36:02,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:02,157 INFO L93 Difference]: Finished difference Result 315 states and 384 transitions. [2020-07-21 10:36:02,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:02,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 10:36:02,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:02,163 INFO L225 Difference]: With dead ends: 315 [2020-07-21 10:36:02,164 INFO L226 Difference]: Without dead ends: 218 [2020-07-21 10:36:02,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2020-07-21 10:36:02,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 212. [2020-07-21 10:36:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-07-21 10:36:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 257 transitions. [2020-07-21 10:36:02,222 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 257 transitions. Word has length 57 [2020-07-21 10:36:02,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:02,223 INFO L479 AbstractCegarLoop]: Abstraction has 212 states and 257 transitions. [2020-07-21 10:36:02,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:02,224 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 257 transitions. [2020-07-21 10:36:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 10:36:02,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:02,232 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:02,436 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,437 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:02,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:02,438 INFO L82 PathProgramCache]: Analyzing trace with hash -1973415317, now seen corresponding path program 1 times [2020-07-21 10:36:02,438 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:02,439 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [210773541] [2020-07-21 10:36:02,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:02,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:36:02,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:02,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:02,641 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [210773541] [2020-07-21 10:36:02,641 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:02,641 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:02,658 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753328980] [2020-07-21 10:36:02,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:02,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:02,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:02,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,659 INFO L87 Difference]: Start difference. First operand 212 states and 257 transitions. Second operand 3 states. [2020-07-21 10:36:02,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:02,714 INFO L93 Difference]: Finished difference Result 396 states and 494 transitions. [2020-07-21 10:36:02,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:02,714 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 10:36:02,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:02,725 INFO L225 Difference]: With dead ends: 396 [2020-07-21 10:36:02,726 INFO L226 Difference]: Without dead ends: 393 [2020-07-21 10:36:02,727 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:02,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2020-07-21 10:36:02,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 393. [2020-07-21 10:36:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2020-07-21 10:36:02,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 490 transitions. [2020-07-21 10:36:02,760 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 490 transitions. Word has length 62 [2020-07-21 10:36:02,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:02,761 INFO L479 AbstractCegarLoop]: Abstraction has 393 states and 490 transitions. [2020-07-21 10:36:02,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 490 transitions. [2020-07-21 10:36:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 10:36:02,764 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:02,764 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:36:02,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:02,980 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:02,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:02,981 INFO L82 PathProgramCache]: Analyzing trace with hash -240660137, now seen corresponding path program 1 times [2020-07-21 10:36:02,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:02,982 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [982168107] [2020-07-21 10:36:02,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:03,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:03,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:36:03,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:03,201 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-07-21 10:36:03,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:03,202 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [982168107] [2020-07-21 10:36:03,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:03,202 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:36:03,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189608323] [2020-07-21 10:36:03,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:36:03,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:03,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:36:03,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:36:03,204 INFO L87 Difference]: Start difference. First operand 393 states and 490 transitions. Second operand 6 states. [2020-07-21 10:36:03,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:03,375 INFO L93 Difference]: Finished difference Result 510 states and 645 transitions. [2020-07-21 10:36:03,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:36:03,376 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2020-07-21 10:36:03,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:03,377 INFO L225 Difference]: With dead ends: 510 [2020-07-21 10:36:03,377 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:36:03,379 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:36:03,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:36:03,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:36:03,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:36:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:36:03,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2020-07-21 10:36:03,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:03,380 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:36:03,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:36:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:36:03,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:36:03,594 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:03,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:36:04,619 INFO L268 CegarLoopResult]: For program point L408(lines 408 412) no Hoare annotation was computed. [2020-07-21 10:36:04,619 INFO L268 CegarLoopResult]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2020-07-21 10:36:04,619 INFO L268 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-07-21 10:36:04,619 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 377 432) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point L402-2(lines 402 423) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point L424(lines 401 425) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 377 432) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 377 432) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point L478-1(line 478) no Hoare annotation was computed. [2020-07-21 10:36:04,620 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 433 492) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 433 492) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 433 492) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point L459-2(lines 459 484) no Hoare annotation was computed. [2020-07-21 10:36:04,621 INFO L268 CegarLoopResult]: For program point L485(lines 458 486) no Hoare annotation was computed. [2020-07-21 10:36:04,622 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 712 718) the Hoare annotation is: true [2020-07-21 10:36:04,622 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 712 718) no Hoare annotation was computed. [2020-07-21 10:36:04,622 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 719 727) no Hoare annotation was computed. [2020-07-21 10:36:04,622 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 719 727) the Hoare annotation is: true [2020-07-21 10:36:04,622 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 719 727) no Hoare annotation was computed. [2020-07-21 10:36:04,622 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 803 825) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,622 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 803 825) no Hoare annotation was computed. [2020-07-21 10:36:04,623 INFO L264 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,623 INFO L264 CegarLoopResult]: At program point L815-1(line 815) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,623 INFO L268 CegarLoopResult]: For program point L813(lines 813 820) no Hoare annotation was computed. [2020-07-21 10:36:04,623 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 803 825) no Hoare annotation was computed. [2020-07-21 10:36:04,623 INFO L268 CegarLoopResult]: For program point L813-1(lines 813 820) no Hoare annotation was computed. [2020-07-21 10:36:04,623 INFO L268 CegarLoopResult]: For program point L811(line 811) no Hoare annotation was computed. [2020-07-21 10:36:04,623 INFO L264 CegarLoopResult]: At program point L810(line 810) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,624 INFO L264 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,624 INFO L264 CegarLoopResult]: At program point L809-1(line 809) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,624 INFO L268 CegarLoopResult]: For program point L769(line 769) no Hoare annotation was computed. [2020-07-21 10:36:04,624 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-07-21 10:36:04,624 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 760 783) no Hoare annotation was computed. [2020-07-21 10:36:04,624 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L765(line 765) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 760 783) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 760 783) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L778(line 778) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-07-21 10:36:04,625 INFO L268 CegarLoopResult]: For program point L774(line 774) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point L773(line 773) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point L772(line 772) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point L771(line 771) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 229 243) no Hoare annotation was computed. [2020-07-21 10:36:04,626 INFO L264 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,626 INFO L268 CegarLoopResult]: For program point L233(lines 233 239) no Hoare annotation was computed. [2020-07-21 10:36:04,627 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 229 243) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))) (or .cse0 .cse1 (= 0 ~pumpRunning~0)))) [2020-07-21 10:36:04,627 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 229 243) no Hoare annotation was computed. [2020-07-21 10:36:04,627 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 165 173) no Hoare annotation was computed. [2020-07-21 10:36:04,627 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 165 173) the Hoare annotation is: true [2020-07-21 10:36:04,627 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 165 173) no Hoare annotation was computed. [2020-07-21 10:36:04,627 INFO L268 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2020-07-21 10:36:04,628 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 210 228) the Hoare annotation is: true [2020-07-21 10:36:04,628 INFO L271 CegarLoopResult]: At program point L217(line 217) the Hoare annotation is: true [2020-07-21 10:36:04,628 INFO L268 CegarLoopResult]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2020-07-21 10:36:04,628 INFO L268 CegarLoopResult]: For program point L217-1(line 217) no Hoare annotation was computed. [2020-07-21 10:36:04,628 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 210 228) no Hoare annotation was computed. [2020-07-21 10:36:04,628 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 210 228) no Hoare annotation was computed. [2020-07-21 10:36:04,628 INFO L268 CegarLoopResult]: For program point L193(lines 193 201) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point L193-2(lines 193 201) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 174 209) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point L204-1(line 204) no Hoare annotation was computed. [2020-07-21 10:36:04,629 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 174 209) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 174 209) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 705 711) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 705 711) the Hoare annotation is: true [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 331 376) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 331 376) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 331 376) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 644 689) no Hoare annotation was computed. [2020-07-21 10:36:04,630 INFO L268 CegarLoopResult]: For program point L664(lines 664 671) no Hoare annotation was computed. [2020-07-21 10:36:04,631 INFO L268 CegarLoopResult]: For program point L658(lines 658 678) no Hoare annotation was computed. [2020-07-21 10:36:04,631 INFO L268 CegarLoopResult]: For program point L658-1(lines 658 678) no Hoare annotation was computed. [2020-07-21 10:36:04,631 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 644 689) no Hoare annotation was computed. [2020-07-21 10:36:04,631 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 644 689) no Hoare annotation was computed. [2020-07-21 10:36:04,631 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 792 802) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,631 INFO L264 CegarLoopResult]: At program point L797(line 797) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,632 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 792 802) no Hoare annotation was computed. [2020-07-21 10:36:04,632 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 792 802) no Hoare annotation was computed. [2020-07-21 10:36:04,632 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 154 164) the Hoare annotation is: true [2020-07-21 10:36:04,632 INFO L271 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: true [2020-07-21 10:36:04,632 INFO L268 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-07-21 10:36:04,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 154 164) no Hoare annotation was computed. [2020-07-21 10:36:04,632 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 154 164) no Hoare annotation was computed. [2020-07-21 10:36:04,632 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 146 153) the Hoare annotation is: true [2020-07-21 10:36:04,633 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 146 153) no Hoare annotation was computed. [2020-07-21 10:36:04,633 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 146 153) no Hoare annotation was computed. [2020-07-21 10:36:04,633 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,633 INFO L264 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,633 INFO L268 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-07-21 10:36:04,633 INFO L264 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,633 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 113 137) no Hoare annotation was computed. [2020-07-21 10:36:04,634 INFO L268 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-07-21 10:36:04,634 INFO L268 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-07-21 10:36:04,634 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 113 137) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,634 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,634 INFO L268 CegarLoopResult]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2020-07-21 10:36:04,634 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2020-07-21 10:36:04,634 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2020-07-21 10:36:04,635 INFO L264 CegarLoopResult]: At program point testENTRY(lines 256 323) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,635 INFO L264 CegarLoopResult]: At program point L316(lines 265 317) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,635 INFO L268 CegarLoopResult]: For program point testFINAL(lines 256 323) no Hoare annotation was computed. [2020-07-21 10:36:04,635 INFO L264 CegarLoopResult]: At program point L306(line 306) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,635 INFO L268 CegarLoopResult]: For program point L304(lines 304 310) no Hoare annotation was computed. [2020-07-21 10:36:04,635 INFO L264 CegarLoopResult]: At program point L304-1(lines 296 311) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,635 INFO L268 CegarLoopResult]: For program point L267(lines 266 315) no Hoare annotation was computed. [2020-07-21 10:36:04,636 INFO L264 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,636 INFO L268 CegarLoopResult]: For program point L296(lines 296 311) no Hoare annotation was computed. [2020-07-21 10:36:04,636 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,636 INFO L268 CegarLoopResult]: For program point L286(lines 286 292) no Hoare annotation was computed. [2020-07-21 10:36:04,636 INFO L268 CegarLoopResult]: For program point L286-1(lines 286 292) no Hoare annotation was computed. [2020-07-21 10:36:04,636 INFO L264 CegarLoopResult]: At program point L313(lines 266 315) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,636 INFO L264 CegarLoopResult]: At program point L278(line 278) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point L276(lines 276 282) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point L276-1(lines 276 282) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point L268(lines 268 272) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point testEXIT(lines 256 323) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 598 643) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 598 643) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 598 643) no Hoare annotation was computed. [2020-07-21 10:36:04,637 INFO L268 CegarLoopResult]: For program point L618(lines 618 625) no Hoare annotation was computed. [2020-07-21 10:36:04,638 INFO L268 CegarLoopResult]: For program point L612(lines 612 632) no Hoare annotation was computed. [2020-07-21 10:36:04,638 INFO L268 CegarLoopResult]: For program point L612-1(lines 612 632) no Hoare annotation was computed. [2020-07-21 10:36:04,638 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 956 964) no Hoare annotation was computed. [2020-07-21 10:36:04,638 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 956 964) the Hoare annotation is: true [2020-07-21 10:36:04,638 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 956 964) no Hoare annotation was computed. [2020-07-21 10:36:04,638 INFO L264 CegarLoopResult]: At program point L852(line 852) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,638 INFO L268 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-07-21 10:36:04,639 INFO L268 CegarLoopResult]: For program point L849(lines 849 859) no Hoare annotation was computed. [2020-07-21 10:36:04,639 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 837 865) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,639 INFO L264 CegarLoopResult]: At program point L847(line 847) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,639 INFO L268 CegarLoopResult]: For program point L847-1(line 847) no Hoare annotation was computed. [2020-07-21 10:36:04,639 INFO L268 CegarLoopResult]: For program point L845(lines 845 862) no Hoare annotation was computed. [2020-07-21 10:36:04,639 INFO L268 CegarLoopResult]: For program point L845-1(lines 837 865) no Hoare annotation was computed. [2020-07-21 10:36:04,639 INFO L264 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,639 INFO L268 CegarLoopResult]: For program point L843-1(line 843) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 837 865) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 924 946) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 924 946) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 924 946) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point L932(lines 932 940) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L268 CegarLoopResult]: For program point L932-2(lines 932 940) no Hoare annotation was computed. [2020-07-21 10:36:04,640 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 829 836) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 829 836) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 829 836) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point L545(lines 544 564) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point L576-1(line 576) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 495 597) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point L541(lines 541 582) no Hoare annotation was computed. [2020-07-21 10:36:04,641 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L560-1(line 560) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L519(lines 519 523) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L583(lines 583 594) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 495 597) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L544-2(lines 544 564) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L565(lines 543 566) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 495 597) no Hoare annotation was computed. [2020-07-21 10:36:04,642 INFO L268 CegarLoopResult]: For program point L524(lines 524 540) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point L584(lines 584 591) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 695 704) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 695 704) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 695 704) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,643 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:04,643 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 138 145) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 138 145) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 138 145) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 947 955) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 947 955) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 947 955) no Hoare annotation was computed. [2020-07-21 10:36:04,644 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 903 914) the Hoare annotation is: true [2020-07-21 10:36:04,644 INFO L268 CegarLoopResult]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 903 914) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 915 923) the Hoare annotation is: true [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 915 923) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 915 923) no Hoare annotation was computed. [2020-07-21 10:36:04,645 INFO L264 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,646 INFO L268 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-07-21 10:36:04,646 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,646 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-07-21 10:36:04,646 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-07-21 10:36:04,646 INFO L264 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,646 INFO L264 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0))) [2020-07-21 10:36:04,646 INFO L271 CegarLoopResult]: At program point L736(line 736) the Hoare annotation is: true [2020-07-21 10:36:04,647 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 730 759) no Hoare annotation was computed. [2020-07-21 10:36:04,647 INFO L268 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-07-21 10:36:04,647 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 730 759) the Hoare annotation is: true [2020-07-21 10:36:04,647 INFO L271 CegarLoopResult]: At program point L755(lines 730 759) the Hoare annotation is: true [2020-07-21 10:36:04,647 INFO L268 CegarLoopResult]: For program point L751(line 751) no Hoare annotation was computed. [2020-07-21 10:36:04,647 INFO L268 CegarLoopResult]: For program point L744(lines 744 748) no Hoare annotation was computed. [2020-07-21 10:36:04,647 INFO L271 CegarLoopResult]: At program point L744-1(lines 744 748) the Hoare annotation is: true [2020-07-21 10:36:04,648 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-07-21 10:36:04,648 INFO L271 CegarLoopResult]: At program point L740-2(lines 740 754) the Hoare annotation is: true [2020-07-21 10:36:04,648 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 879 890) the Hoare annotation is: true [2020-07-21 10:36:04,648 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 879 890) no Hoare annotation was computed. [2020-07-21 10:36:04,648 INFO L268 CegarLoopResult]: For program point L883-1(lines 879 890) no Hoare annotation was computed. [2020-07-21 10:36:04,648 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 784 790) no Hoare annotation was computed. [2020-07-21 10:36:04,648 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 784 790) the Hoare annotation is: true [2020-07-21 10:36:04,648 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,649 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:36:04,649 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:04,649 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:04,649 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 244 251) no Hoare annotation was computed. [2020-07-21 10:36:04,649 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 244 251) the Hoare annotation is: true [2020-07-21 10:36:04,649 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 244 251) no Hoare annotation was computed. [2020-07-21 10:36:04,649 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 891 902) no Hoare annotation was computed. [2020-07-21 10:36:04,650 INFO L268 CegarLoopResult]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2020-07-21 10:36:04,650 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 891 902) the Hoare annotation is: true [2020-07-21 10:36:04,650 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 867 874) no Hoare annotation was computed. [2020-07-21 10:36:04,650 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 871) no Hoare annotation was computed. [2020-07-21 10:36:04,650 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 867 874) the Hoare annotation is: true [2020-07-21 10:36:04,650 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 867 874) no Hoare annotation was computed. [2020-07-21 10:36:04,650 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,650 INFO L268 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-07-21 10:36:04,651 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2020-07-21 10:36:04,651 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,651 INFO L268 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-07-21 10:36:04,651 INFO L268 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-07-21 10:36:04,651 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 87 111) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,651 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:36:04,651 INFO L268 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-07-21 10:36:04,651 INFO L264 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (or (not (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|))) [2020-07-21 10:36:04,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:36:04 BoogieIcfgContainer [2020-07-21 10:36:04,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:36:04,671 INFO L168 Benchmark]: Toolchain (without parser) took 6289.05 ms. Allocated memory was 137.4 MB in the beginning and 289.9 MB in the end (delta: 152.6 MB). Free memory was 101.3 MB in the beginning and 148.2 MB in the end (delta: -46.9 MB). Peak memory consumption was 127.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,672 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 761.71 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 165.8 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,674 INFO L168 Benchmark]: Boogie Preprocessor took 83.99 ms. Allocated memory is still 200.8 MB. Free memory was 165.8 MB in the beginning and 161.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,675 INFO L168 Benchmark]: RCFGBuilder took 1161.89 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.6 MB in the beginning and 190.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,676 INFO L168 Benchmark]: TraceAbstraction took 4275.69 ms. Allocated memory was 232.3 MB in the beginning and 289.9 MB in the end (delta: 57.7 MB). Free memory was 190.1 MB in the beginning and 148.2 MB in the end (delta: 41.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:04,681 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 761.71 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.9 MB in the beginning and 165.8 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.99 ms. Allocated memory is still 200.8 MB. Free memory was 165.8 MB in the beginning and 161.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1161.89 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.6 MB in the beginning and 190.1 MB in the end (delta: -28.5 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4275.69 ms. Allocated memory was 232.3 MB in the beginning and 289.9 MB in the end (delta: 57.7 MB). Free memory was 190.1 MB in the beginning and 148.2 MB in the end (delta: 41.9 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 871]: 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: 265]: Loop Invariant Derived loop invariant: (!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(1 <= \old(systemActive)) - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || ((0 == methAndRunningLastTime && 0 == pumpRunning) && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 239 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 760 SDtfs, 304 SDslu, 593 SDs, 0 SdLazy, 72 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 313 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=393occurred in iteration=4, 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, 5 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 388 PreInvPairs, 404 NumberOfFragments, 651 HoareAnnotationTreeSize, 388 FomulaSimplifications, 78 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 63 FomulaSimplificationsInter, 710 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 315 NumberOfCodeBlocks, 315 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 310 ConstructedInterpolants, 0 QuantifiedInterpolants, 32770 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3579 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 27/27 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...