/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_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:36:28,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:36:28,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:36:28,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:36:28,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:36:28,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:36:28,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:36:28,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:36:28,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:36:28,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:36:28,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:36:28,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:36:28,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:36:28,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:36:28,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:36:28,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:36:28,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:36:28,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:36:28,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:36:28,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:36:28,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:36:28,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:36:28,138 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:36:28,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:36:28,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:36:28,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:36:28,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:36:28,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:36:28,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:36:28,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:36:28,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:36:28,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:36:28,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:36:28,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:36:28,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:36:28,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:36:28,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:36:28,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:36:28,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:36:28,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:36:28,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:36:28,164 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 10:36:28,197 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:36:28,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:36:28,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:36:28,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:36:28,205 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:36:28,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:36:28,206 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:36:28,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:36:28,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:36:28,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:36:28,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:36:28,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:36:28,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:36:28,210 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:36:28,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:36:28,210 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:36:28,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:36:28,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:36:28,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:36:28,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:36:28,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:36:28,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:36:28,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:36:28,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:36:28,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:36:28,214 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:36:28,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:28,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:36:28,214 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:36:28,215 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 10:36:28,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:36:28,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:36:28,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:36:28,503 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:36:28,503 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:36:28,504 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-21 10:36:28,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc29e3beb/3e467bb536de4cd3bec6bae2ab794086/FLAG3fb65c489 [2020-07-21 10:36:29,117 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:36:29,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2020-07-21 10:36:29,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc29e3beb/3e467bb536de4cd3bec6bae2ab794086/FLAG3fb65c489 [2020-07-21 10:36:29,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc29e3beb/3e467bb536de4cd3bec6bae2ab794086 [2020-07-21 10:36:29,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:36:29,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:36:29,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:36:29,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:36:29,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:36:29,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:36:29" (1/1) ... [2020-07-21 10:36:29,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef37894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:29, skipping insertion in model container [2020-07-21 10:36:29,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:36:29" (1/1) ... [2020-07-21 10:36:29,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:36:29,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:36:29,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:36:29,982 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:36:30,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:36:30,157 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:36:30,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30 WrapperNode [2020-07-21 10:36:30,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:36:30,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:36:30,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:36:30,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:36:30,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (1/1) ... [2020-07-21 10:36:30,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:36:30,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:36:30,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:36:30,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:36:30,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (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 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:36:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:36:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 10:36:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:36:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:36:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:36:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:36:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:36:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:36:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:36:30,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:36:30,321 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-21 10:36:30,322 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:36:30,323 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-21 10:36:30,324 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:36:30,325 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:36:30,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:36:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:36:31,383 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:36:31,383 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:36:31,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:31 BoogieIcfgContainer [2020-07-21 10:36:31,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:36:31,390 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:36:31,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:36:31,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:36:31,394 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:36:29" (1/3) ... [2020-07-21 10:36:31,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5db8ccac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:31, skipping insertion in model container [2020-07-21 10:36:31,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:36:30" (2/3) ... [2020-07-21 10:36:31,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5db8ccac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:36:31, skipping insertion in model container [2020-07-21 10:36:31,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:36:31" (3/3) ... [2020-07-21 10:36:31,398 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2020-07-21 10:36:31,409 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:36:31,418 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:36:31,433 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:36:31,460 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:36:31,460 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:36:31,460 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:36:31,460 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:36:31,461 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:36:31,461 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:36:31,461 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:36:31,461 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:36:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2020-07-21 10:36:31,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 10:36:31,496 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:31,497 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 10:36:31,498 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:31,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:31,505 INFO L82 PathProgramCache]: Analyzing trace with hash -453171886, now seen corresponding path program 1 times [2020-07-21 10:36:31,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:31,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582487136] [2020-07-21 10:36:31,512 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 10:36:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:31,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:36:31,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:31,805 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 10:36:31,806 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:31,807 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1582487136] [2020-07-21 10:36:31,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:31,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:36:31,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095595652] [2020-07-21 10:36:31,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:36:31,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:31,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:36:31,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:36:31,831 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2020-07-21 10:36:31,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:31,882 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2020-07-21 10:36:31,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:36:31,884 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 10:36:31,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:31,900 INFO L225 Difference]: With dead ends: 312 [2020-07-21 10:36:31,900 INFO L226 Difference]: Without dead ends: 158 [2020-07-21 10:36:31,905 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 10:36:31,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-07-21 10:36:31,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-07-21 10:36:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-07-21 10:36:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2020-07-21 10:36:31,974 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2020-07-21 10:36:31,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:31,975 INFO L479 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2020-07-21 10:36:31,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:36:31,975 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2020-07-21 10:36:31,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 10:36:31,980 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:31,980 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 10:36:32,195 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:32,196 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:32,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:32,197 INFO L82 PathProgramCache]: Analyzing trace with hash 23130160, now seen corresponding path program 1 times [2020-07-21 10:36:32,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:32,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957359620] [2020-07-21 10:36:32,197 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 10:36:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:32,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:36:32,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:32,474 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 10:36:32,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:32,474 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957359620] [2020-07-21 10:36:32,475 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:32,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:32,475 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732103907] [2020-07-21 10:36:32,477 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:32,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:32,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:32,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:32,478 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2020-07-21 10:36:32,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:32,505 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2020-07-21 10:36:32,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:32,505 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 10:36:32,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:32,508 INFO L225 Difference]: With dead ends: 251 [2020-07-21 10:36:32,508 INFO L226 Difference]: Without dead ends: 149 [2020-07-21 10:36:32,510 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 10:36:32,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-21 10:36:32,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2020-07-21 10:36:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-07-21 10:36:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2020-07-21 10:36:32,526 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2020-07-21 10:36:32,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:32,527 INFO L479 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2020-07-21 10:36:32,527 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2020-07-21 10:36:32,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 10:36:32,530 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:32,530 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 10:36:32,744 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:32,745 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:32,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:32,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1418292754, now seen corresponding path program 1 times [2020-07-21 10:36:32,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:32,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535002709] [2020-07-21 10:36:32,746 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 10:36:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:32,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:36:32,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:32,983 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 10:36:32,984 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:32,984 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535002709] [2020-07-21 10:36:32,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:32,985 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:32,985 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109029223] [2020-07-21 10:36:32,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:32,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:32,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:32,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:32,986 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states. [2020-07-21 10:36:33,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:33,023 INFO L93 Difference]: Finished difference Result 387 states and 471 transitions. [2020-07-21 10:36:33,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:33,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 10:36:33,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:33,027 INFO L225 Difference]: With dead ends: 387 [2020-07-21 10:36:33,028 INFO L226 Difference]: Without dead ends: 266 [2020-07-21 10:36:33,029 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 10:36:33,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-07-21 10:36:33,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 260. [2020-07-21 10:36:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2020-07-21 10:36:33,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 315 transitions. [2020-07-21 10:36:33,063 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 315 transitions. Word has length 57 [2020-07-21 10:36:33,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:33,064 INFO L479 AbstractCegarLoop]: Abstraction has 260 states and 315 transitions. [2020-07-21 10:36:33,064 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 315 transitions. [2020-07-21 10:36:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 10:36:33,067 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:33,068 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 10:36:33,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:33,285 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:33,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:33,286 INFO L82 PathProgramCache]: Analyzing trace with hash -335998659, now seen corresponding path program 1 times [2020-07-21 10:36:33,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:33,287 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1408379172] [2020-07-21 10:36:33,288 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 10:36:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:33,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-21 10:36:33,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:33,503 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 10:36:33,504 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:33,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1408379172] [2020-07-21 10:36:33,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:33,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:33,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364284917] [2020-07-21 10:36:33,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:33,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:33,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:33,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:33,506 INFO L87 Difference]: Start difference. First operand 260 states and 315 transitions. Second operand 3 states. [2020-07-21 10:36:33,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:33,555 INFO L93 Difference]: Finished difference Result 492 states and 610 transitions. [2020-07-21 10:36:33,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:33,555 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2020-07-21 10:36:33,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:33,561 INFO L225 Difference]: With dead ends: 492 [2020-07-21 10:36:33,561 INFO L226 Difference]: Without dead ends: 489 [2020-07-21 10:36:33,562 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 10:36:33,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2020-07-21 10:36:33,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 489. [2020-07-21 10:36:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-07-21 10:36:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 606 transitions. [2020-07-21 10:36:33,609 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 606 transitions. Word has length 62 [2020-07-21 10:36:33,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:33,610 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 606 transitions. [2020-07-21 10:36:33,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:33,610 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 606 transitions. [2020-07-21 10:36:33,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 10:36:33,615 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:33,615 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 10:36:33,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:33,829 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:33,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:33,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1708646490, now seen corresponding path program 1 times [2020-07-21 10:36:33,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:33,830 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [917463724] [2020-07-21 10:36:33,830 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 10:36:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:34,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:36:34,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:34,102 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 10:36:34,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:34,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [917463724] [2020-07-21 10:36:34,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:34,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:36:34,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747408711] [2020-07-21 10:36:34,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:36:34,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:34,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:36:34,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:36:34,106 INFO L87 Difference]: Start difference. First operand 489 states and 606 transitions. Second operand 6 states. [2020-07-21 10:36:34,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:34,345 INFO L93 Difference]: Finished difference Result 1134 states and 1478 transitions. [2020-07-21 10:36:34,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 10:36:34,345 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2020-07-21 10:36:34,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:34,350 INFO L225 Difference]: With dead ends: 1134 [2020-07-21 10:36:34,350 INFO L226 Difference]: Without dead ends: 673 [2020-07-21 10:36:34,354 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 10:36:34,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2020-07-21 10:36:34,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 635. [2020-07-21 10:36:34,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 635 states. [2020-07-21 10:36:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 635 states and 792 transitions. [2020-07-21 10:36:34,398 INFO L78 Accepts]: Start accepts. Automaton has 635 states and 792 transitions. Word has length 93 [2020-07-21 10:36:34,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:34,399 INFO L479 AbstractCegarLoop]: Abstraction has 635 states and 792 transitions. [2020-07-21 10:36:34,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:36:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 792 transitions. [2020-07-21 10:36:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-07-21 10:36:34,402 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:34,402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:34,615 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:34,616 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:34,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:34,617 INFO L82 PathProgramCache]: Analyzing trace with hash -476245269, now seen corresponding path program 1 times [2020-07-21 10:36:34,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:34,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [543224157] [2020-07-21 10:36:34,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:34,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 10:36:34,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:34,838 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 10:36:34,838 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:34,839 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [543224157] [2020-07-21 10:36:34,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:34,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:34,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017777954] [2020-07-21 10:36:34,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:34,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:34,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:34,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:34,841 INFO L87 Difference]: Start difference. First operand 635 states and 792 transitions. Second operand 3 states. [2020-07-21 10:36:34,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:34,925 INFO L93 Difference]: Finished difference Result 995 states and 1244 transitions. [2020-07-21 10:36:34,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:34,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2020-07-21 10:36:34,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:34,931 INFO L225 Difference]: With dead ends: 995 [2020-07-21 10:36:34,931 INFO L226 Difference]: Without dead ends: 388 [2020-07-21 10:36:34,933 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 10:36:34,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2020-07-21 10:36:34,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 380. [2020-07-21 10:36:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-07-21 10:36:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 461 transitions. [2020-07-21 10:36:34,954 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 461 transitions. Word has length 130 [2020-07-21 10:36:34,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:34,955 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 461 transitions. [2020-07-21 10:36:34,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 461 transitions. [2020-07-21 10:36:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-21 10:36:34,958 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:34,958 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-21 10:36:35,171 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:35,172 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:35,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:35,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1847202753, now seen corresponding path program 1 times [2020-07-21 10:36:35,173 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:35,174 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [321957381] [2020-07-21 10:36:35,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:35,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 10:36:35,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:35,444 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:36:35,445 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:35,445 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [321957381] [2020-07-21 10:36:35,445 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:35,446 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:36:35,446 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328608525] [2020-07-21 10:36:35,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:36:35,446 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:35,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:36:35,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:36:35,447 INFO L87 Difference]: Start difference. First operand 380 states and 461 transitions. Second operand 3 states. [2020-07-21 10:36:35,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:35,537 INFO L93 Difference]: Finished difference Result 699 states and 871 transitions. [2020-07-21 10:36:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:36:35,539 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2020-07-21 10:36:35,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:35,544 INFO L225 Difference]: With dead ends: 699 [2020-07-21 10:36:35,544 INFO L226 Difference]: Without dead ends: 347 [2020-07-21 10:36:35,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 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 10:36:35,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2020-07-21 10:36:35,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 347. [2020-07-21 10:36:35,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-07-21 10:36:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 408 transitions. [2020-07-21 10:36:35,564 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 408 transitions. Word has length 154 [2020-07-21 10:36:35,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:35,565 INFO L479 AbstractCegarLoop]: Abstraction has 347 states and 408 transitions. [2020-07-21 10:36:35,565 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:36:35,565 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 408 transitions. [2020-07-21 10:36:35,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-07-21 10:36:35,567 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:35,567 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:35,780 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:35,781 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:35,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:35,782 INFO L82 PathProgramCache]: Analyzing trace with hash 2066566159, now seen corresponding path program 1 times [2020-07-21 10:36:35,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:35,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [455578841] [2020-07-21 10:36:35,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:35,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 10:36:35,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:36,080 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-07-21 10:36:36,080 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 10:36:36,392 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-21 10:36:36,393 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [455578841] [2020-07-21 10:36:36,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-21 10:36:36,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2020-07-21 10:36:36,394 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107450222] [2020-07-21 10:36:36,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:36:36,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:36,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:36:36,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-21 10:36:36,395 INFO L87 Difference]: Start difference. First operand 347 states and 408 transitions. Second operand 6 states. [2020-07-21 10:36:36,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:36,663 INFO L93 Difference]: Finished difference Result 946 states and 1143 transitions. [2020-07-21 10:36:36,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 10:36:36,663 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2020-07-21 10:36:36,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:36,667 INFO L225 Difference]: With dead ends: 946 [2020-07-21 10:36:36,668 INFO L226 Difference]: Without dead ends: 627 [2020-07-21 10:36:36,669 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 329 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-07-21 10:36:36,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 627 states. [2020-07-21 10:36:36,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 627 to 619. [2020-07-21 10:36:36,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2020-07-21 10:36:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 728 transitions. [2020-07-21 10:36:36,701 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 728 transitions. Word has length 167 [2020-07-21 10:36:36,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:36,702 INFO L479 AbstractCegarLoop]: Abstraction has 619 states and 728 transitions. [2020-07-21 10:36:36,702 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:36:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 728 transitions. [2020-07-21 10:36:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-07-21 10:36:36,705 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:36:36,706 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:36:36,919 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:36,920 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:36:36,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:36:36,920 INFO L82 PathProgramCache]: Analyzing trace with hash -510577677, now seen corresponding path program 1 times [2020-07-21 10:36:36,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:36:36,921 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [209583219] [2020-07-21 10:36:36,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:37,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:36:37,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 10:36:37,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:36:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-21 10:36:37,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:36:37,244 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [209583219] [2020-07-21 10:36:37,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:36:37,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-21 10:36:37,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160927017] [2020-07-21 10:36:37,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 10:36:37,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:36:37,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 10:36:37,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:36:37,246 INFO L87 Difference]: Start difference. First operand 619 states and 728 transitions. Second operand 8 states. [2020-07-21 10:36:37,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:36:37,635 INFO L93 Difference]: Finished difference Result 1141 states and 1350 transitions. [2020-07-21 10:36:37,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 10:36:37,636 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 171 [2020-07-21 10:36:37,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:36:37,637 INFO L225 Difference]: With dead ends: 1141 [2020-07-21 10:36:37,637 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:36:37,640 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 163 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:36:37,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:36:37,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:36:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:36:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:36:37,642 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 171 [2020-07-21 10:36:37,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:36:37,642 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:36:37,642 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 10:36:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:36:37,642 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:36:37,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:36:37,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:36:38,772 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 26 [2020-07-21 10:36:39,171 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-07-21 10:36:39,349 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2020-07-21 10:36:39,735 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-07-21 10:36:39,966 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-07-21 10:36:40,181 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 30 [2020-07-21 10:36:41,300 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2020-07-21 10:36:41,803 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2020-07-21 10:36:42,168 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2020-07-21 10:36:42,277 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:36:42,277 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-21 10:36:42,277 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-21 10:36:42,278 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-21 10:36:42,279 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-21 10:36:42,279 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:42,279 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:36:42,279 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-21 10:36:42,279 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-21 10:36:42,280 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:42,280 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-21 10:36:42,281 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-21 10:36:42,281 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-21 10:36:42,281 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2020-07-21 10:36:42,281 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2020-07-21 10:36:42,281 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2020-07-21 10:36:42,281 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2020-07-21 10:36:42,282 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2020-07-21 10:36:42,282 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,282 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2020-07-21 10:36:42,282 INFO L264 CegarLoopResult]: At program point L1011(line 1011) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,282 INFO L264 CegarLoopResult]: At program point L1011-1(line 1011) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,282 INFO L268 CegarLoopResult]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2020-07-21 10:36:42,283 INFO L268 CegarLoopResult]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2020-07-21 10:36:42,283 INFO L268 CegarLoopResult]: For program point L1007(line 1007) no Hoare annotation was computed. [2020-07-21 10:36:42,283 INFO L264 CegarLoopResult]: At program point L1006(line 1006) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,283 INFO L264 CegarLoopResult]: At program point L1005(line 1005) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,283 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2020-07-21 10:36:42,283 INFO L264 CegarLoopResult]: At program point L1005-1(line 1005) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 957 980) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 957 980) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 957 980) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L975(line 975) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L974(line 974) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L973(line 973) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L971(line 971) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L970(line 970) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2020-07-21 10:36:42,284 INFO L268 CegarLoopResult]: For program point L968(line 968) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L967(line 967) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L966(line 966) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L965(line 965) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L964(line 964) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L962(line 962) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L264 CegarLoopResult]: At program point L800(line 800) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (<= 1 ~systemActive~0) (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 |old(~systemActive~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse1 .cse4 .cse3 .cse6) (or .cse0 .cse2 .cse5))) [2020-07-21 10:36:42,285 INFO L268 CegarLoopResult]: For program point L798(lines 798 804) no Hoare annotation was computed. [2020-07-21 10:36:42,285 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 794 808) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (and (<= 1 ~systemActive~0) (<= 1 ~pumpRunning~0))) (.cse3 (not (<= 1 |old(~systemActive~0)|))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse1 .cse0 .cse3) (or .cse4 .cse7 .cse5 .cse6))) [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point L784(lines 784 788) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L271 CegarLoopResult]: At program point L782(line 782) the Hoare annotation is: true [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-07-21 10:36:42,286 INFO L268 CegarLoopResult]: For program point L727(lines 727 735) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 720 755) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 720 755) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 720 755) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:42,287 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-21 10:36:42,288 INFO L264 CegarLoopResult]: At program point L993(line 993) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,289 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,289 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2020-07-21 10:36:42,289 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2020-07-21 10:36:42,289 INFO L271 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: true [2020-07-21 10:36:42,289 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-07-21 10:36:42,289 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2020-07-21 10:36:42,289 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2020-07-21 10:36:42,289 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2020-07-21 10:36:42,290 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 692 699) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (<= 1 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-21 10:36:42,290 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2020-07-21 10:36:42,290 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2020-07-21 10:36:42,290 INFO L268 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2020-07-21 10:36:42,293 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2020-07-21 10:36:42,293 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2020-07-21 10:36:42,293 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2020-07-21 10:36:42,293 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse5) (or .cse1 .cse5 .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,293 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse5 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~6) .cse6)) (or .cse1 .cse5 .cse4 .cse6))) [2020-07-21 10:36:42,293 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-21 10:36:42,294 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6) (or .cse1 .cse4 .cse6 .cse5))) [2020-07-21 10:36:42,294 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-21 10:36:42,294 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-21 10:36:42,294 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-21 10:36:42,294 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 659 683) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (<= 1 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse5 .cse6) (or .cse4 .cse0 .cse5 .cse7 .cse6) (or .cse0 .cse2 .cse7 .cse3))) [2020-07-21 10:36:42,294 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse3 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse6 (= 0 ~pumpRunning~0)) (.cse0 (not (<= 1 ~systemActive~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse5 .cse6) (or .cse3 .cse0 .cse5 .cse2 .cse6) (or .cse0 .cse4 .cse1))) [2020-07-21 10:36:42,295 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-21 10:36:42,295 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2020-07-21 10:36:42,295 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2020-07-21 10:36:42,295 INFO L264 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,295 INFO L268 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-07-21 10:36:42,295 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (let ((.cse2 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|)) (and .cse0 .cse4 .cse5 .cse1) (and .cse4 .cse3 .cse5 .cse1))) [2020-07-21 10:36:42,295 INFO L268 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-07-21 10:36:42,296 INFO L268 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-07-21 10:36:42,296 INFO L264 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse6) (and .cse5 .cse0 .cse4 .cse6 .cse7) (and .cse1 .cse4 .cse6 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse3 .cse4 .cse6) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-21 10:36:42,296 INFO L268 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-07-21 10:36:42,296 INFO L268 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-07-21 10:36:42,296 INFO L264 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse6 (<= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse6) (and .cse5 .cse0 .cse4 .cse6 .cse7) (and .cse1 .cse4 .cse6 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse3 .cse4 .cse6) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-21 10:36:42,296 INFO L264 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (<= test_~splverifierCounter~0 0)) (.cse5 (<= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse1 .cse4 .cse5 .cse7) (and .cse6 .cse0 .cse4 .cse5 .cse7) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-21 10:36:42,297 INFO L268 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-07-21 10:36:42,297 INFO L268 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-07-21 10:36:42,297 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-07-21 10:36:42,297 INFO L264 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:36:42,297 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (<= 1 ~systemActive~0)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse0 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse1 .cse2 .cse3) (not (<= 1 |old(~systemActive~0)|)) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse0 .cse6 .cse1))) [2020-07-21 10:36:42,297 INFO L268 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-07-21 10:36:42,297 INFO L268 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L264 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse3 (<= test_~splverifierCounter~0 0)) (.cse4 (<= 1 ~systemActive~0)) (.cse5 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse3 .cse4 .cse5) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse2 .cse3) (and .cse6 .cse0 .cse2 .cse3 .cse4) (and .cse1 .cse7 .cse2 .cse3) (and .cse6 .cse3 .cse4 .cse5) (not (<= 1 |old(~systemActive~0)|)))) [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-21 10:36:42,298 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2020-07-21 10:36:42,299 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2020-07-21 10:36:42,299 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2020-07-21 10:36:42,299 INFO L268 CegarLoopResult]: For program point L546-1(line 546) no Hoare annotation was computed. [2020-07-21 10:36:42,299 INFO L268 CegarLoopResult]: For program point L544(lines 544 561) no Hoare annotation was computed. [2020-07-21 10:36:42,299 INFO L268 CegarLoopResult]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2020-07-21 10:36:42,299 INFO L264 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-21 10:36:42,299 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-07-21 10:36:42,300 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 536 564) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3))) [2020-07-21 10:36:42,300 INFO L264 CegarLoopResult]: At program point L551(line 551) the Hoare annotation is: (let ((.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 0 ~systemActive~0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 .cse4 .cse5) (or .cse0 .cse4 .cse2) (or .cse0 .cse1 (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse5) (or .cse1 .cse3 .cse2))) [2020-07-21 10:36:42,300 INFO L268 CegarLoopResult]: For program point L549(lines 549 555) no Hoare annotation was computed. [2020-07-21 10:36:42,300 INFO L268 CegarLoopResult]: For program point L548(lines 548 558) no Hoare annotation was computed. [2020-07-21 10:36:42,300 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2020-07-21 10:36:42,300 INFO L264 CegarLoopResult]: At program point L546(line 546) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= 1 ~systemActive~0))) (.cse3 (not (<= 1 ~pumpRunning~0)))) (and (or (not (= 0 ~systemActive~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3) (or .cse2 .cse0 .cse1) (or .cse2 (= 0 ~methAndRunningLastTime~0) (not (<= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~methAndRunningLastTime~0)|)) .cse3))) [2020-07-21 10:36:42,300 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 470 492) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 470 492) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 470 492) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 528 535) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (= 0 ~pumpRunning~0))) [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2020-07-21 10:36:42,301 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2020-07-21 10:36:42,302 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-21 10:36:42,302 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:42,302 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-21 10:36:42,302 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-21 10:36:42,302 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-21 10:36:42,303 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-21 10:36:42,303 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:42,303 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-21 10:36:42,304 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 892 901) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 892 901) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 892 901) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,305 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 0 ~methaneLevelCritical~0)) .cse3))) [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 493 501) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 493 501) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 493 501) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2020-07-21 10:36:42,307 INFO L268 CegarLoopResult]: For program point L765(lines 765 769) no Hoare annotation was computed. [2020-07-21 10:36:42,309 INFO L271 CegarLoopResult]: At program point L763(line 763) the Hoare annotation is: true [2020-07-21 10:36:42,309 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2020-07-21 10:36:42,309 INFO L268 CegarLoopResult]: For program point L763-1(line 763) no Hoare annotation was computed. [2020-07-21 10:36:42,309 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (<= 1 ~systemActive~0))) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse8 (not (<= 1 |old(~methaneLevelCritical~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse6) (or .cse5 .cse7 .cse6 .cse8) (or .cse0 .cse2 .cse7 .cse4 .cse8) (or .cse0 .cse5 .cse7 .cse4 .cse8))) [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L268 CegarLoopResult]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2020-07-21 10:36:42,310 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2020-07-21 10:36:42,311 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2020-07-21 10:36:42,311 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2020-07-21 10:36:42,311 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~pumpRunning~0))) (let ((.cse7 (and .cse10 .cse3)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse9 (<= 1 ~pumpRunning~0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse8 .cse9) (or .cse4 .cse6 .cse1 .cse2 .cse7) (or .cse4 .cse10 .cse8 .cse6 .cse2) (or .cse4 .cse8 .cse2 .cse9) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse10 .cse5 .cse8 .cse6)))) [2020-07-21 10:36:42,311 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse9 (= 0 ~methAndRunningLastTime~0))) (let ((.cse4 (and .cse9 (= 0 ~pumpRunning~0))) (.cse6 (<= 1 ~pumpRunning~0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse6) (or .cse1 .cse7 .cse3) (or .cse0 .cse2 .cse3 .cse8 .cse4) (or .cse0 .cse9 .cse5 .cse2 .cse8) (or .cse0 .cse5 .cse8 .cse6) (or .cse7 .cse3 .cse8) (or .cse0 .cse9 .cse1 .cse5 .cse2)))) [2020-07-21 10:36:42,311 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2020-07-21 10:36:42,312 INFO L264 CegarLoopResult]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse10 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse11 (<= 1 ~methaneLevelCritical~0))) (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse8 (not .cse11)) (.cse5 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (and .cse11 .cse3)) (.cse6 (and (= 0 ~methAndRunningLastTime~0) .cse10)) (.cse4 (not (<= 1 ~systemActive~0))) (.cse7 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse3 .cse6) (or .cse4 .cse7 .cse5 .cse2 .cse3 .cse6) (or .cse4 .cse8 .cse7 .cse9) (or .cse8 .cse0 .cse1 .cse3) (or .cse4 .cse8 .cse5 .cse1 .cse9 .cse6) (or .cse4 .cse7 .cse2 .cse3 .cse10)))) [2020-07-21 10:36:42,312 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2020-07-21 10:36:42,313 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~methAndRunningLastTime~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse5) (or .cse1 .cse6 .cse5) (or .cse0 .cse4 .cse5 .cse7) (or .cse0 .cse8 .cse2 .cse4 .cse7) (or .cse0 .cse2 .cse7 .cse3) (or .cse6 .cse5 .cse7) (or .cse0 .cse8 .cse1 .cse2 .cse4))) [2020-07-21 10:36:42,313 INFO L268 CegarLoopResult]: For program point L579(lines 578 597) no Hoare annotation was computed. [2020-07-21 10:36:42,313 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2020-07-21 10:36:42,313 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2020-07-21 10:36:42,313 INFO L271 CegarLoopResult]: At program point L952(lines 927 956) the Hoare annotation is: true [2020-07-21 10:36:42,314 INFO L268 CegarLoopResult]: For program point L948(line 948) no Hoare annotation was computed. [2020-07-21 10:36:42,314 INFO L268 CegarLoopResult]: For program point L941(lines 941 945) no Hoare annotation was computed. [2020-07-21 10:36:42,314 INFO L271 CegarLoopResult]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2020-07-21 10:36:42,314 INFO L268 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-07-21 10:36:42,314 INFO L271 CegarLoopResult]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2020-07-21 10:36:42,314 INFO L271 CegarLoopResult]: At program point L933(line 933) the Hoare annotation is: true [2020-07-21 10:36:42,314 INFO L268 CegarLoopResult]: For program point L933-1(line 933) no Hoare annotation was computed. [2020-07-21 10:36:42,314 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: true [2020-07-21 10:36:42,314 INFO L268 CegarLoopResult]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2020-07-21 10:36:42,315 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2020-07-21 10:36:42,315 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2020-07-21 10:36:42,315 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2020-07-21 10:36:42,315 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,315 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:36:42,315 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:36:42,315 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:36:42,315 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2020-07-21 10:36:42,316 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: true [2020-07-21 10:36:42,316 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2020-07-21 10:36:42,316 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 607 631) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,316 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2020-07-21 10:36:42,316 INFO L264 CegarLoopResult]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,316 INFO L268 CegarLoopResult]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2020-07-21 10:36:42,316 INFO L264 CegarLoopResult]: At program point L621(line 621) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-21 10:36:42,317 INFO L264 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point L615(lines 615 623) no Hoare annotation was computed. [2020-07-21 10:36:42,317 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point L611(lines 611 628) no Hoare annotation was computed. [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2020-07-21 10:36:42,317 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: true [2020-07-21 10:36:42,317 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point L641(lines 641 649) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2020-07-21 10:36:42,318 INFO L268 CegarLoopResult]: For program point L637(lines 637 654) no Hoare annotation was computed. [2020-07-21 10:36:42,319 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 633 657) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse1 (not (<= 1 ~systemActive~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse4 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,319 INFO L264 CegarLoopResult]: At program point L652(line 652) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse0 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (= 0 ~pumpRunning~0))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse2 .cse0 .cse3 .cse1 .cse4))) [2020-07-21 10:36:42,319 INFO L268 CegarLoopResult]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2020-07-21 10:36:42,319 INFO L264 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,319 INFO L264 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2) (or .cse0 .cse1 .cse2 .cse3) (or .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse3 (<= 1 ~pumpRunning~0)))) [2020-07-21 10:36:42,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:36:42 BoogieIcfgContainer [2020-07-21 10:36:42,341 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:36:42,343 INFO L168 Benchmark]: Toolchain (without parser) took 12879.37 ms. Allocated memory was 146.3 MB in the beginning and 396.9 MB in the end (delta: 250.6 MB). Free memory was 103.1 MB in the beginning and 239.0 MB in the end (delta: -135.9 MB). Peak memory consumption was 226.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,343 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.65 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 102.7 MB in the beginning and 166.3 MB in the end (delta: -63.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,345 INFO L168 Benchmark]: Boogie Preprocessor took 95.37 ms. Allocated memory is still 203.4 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,346 INFO L168 Benchmark]: RCFGBuilder took 1135.06 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 162.3 MB in the beginning and 183.5 MB in the end (delta: -21.2 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,347 INFO L168 Benchmark]: TraceAbstraction took 10950.19 ms. Allocated memory was 234.9 MB in the beginning and 396.9 MB in the end (delta: 162.0 MB). Free memory was 183.5 MB in the beginning and 239.0 MB in the end (delta: -55.5 MB). Peak memory consumption was 217.9 MB. Max. memory is 7.1 GB. [2020-07-21 10:36:42,351 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.65 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 102.7 MB in the beginning and 166.3 MB in the end (delta: -63.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.37 ms. Allocated memory is still 203.4 MB. Free memory was 166.3 MB in the beginning and 162.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1135.06 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 162.3 MB in the beginning and 183.5 MB in the end (delta: -21.2 MB). Peak memory consumption was 76.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10950.19 ms. Allocated memory was 234.9 MB in the beginning and 396.9 MB in the end (delta: 162.0 MB). Free memory was 183.5 MB in the beginning and 239.0 MB in the end (delta: -55.5 MB). Peak memory consumption was 217.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 828]: Loop Invariant Derived loop invariant: ((!(0 == \old(methAndRunningLastTime)) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((((((((((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == systemActive) && 0 == pumpRunning) && splverifierCounter <= 0)) || ((((0 == methAndRunningLastTime && 1 <= methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || (((1 <= methaneLevelCritical && splverifierCounter <= 0) && 1 <= systemActive) && 1 <= pumpRunning)) || !(0 == \old(methAndRunningLastTime))) || !(0 == \old(pumpRunning))) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == methAndRunningLastTime) && 0 == pumpRunning) && splverifierCounter <= 0) && 1 <= systemActive)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 260 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.3s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1917 SDtfs, 683 SDslu, 2849 SDs, 0 SdLazy, 451 SolverSat, 34 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1102 GetRequests, 1076 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=635occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 60 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 1458 PreInvPairs, 1518 NumberOfFragments, 2931 HoareAnnotationTreeSize, 1458 FomulaSimplifications, 712 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 72 FomulaSimplificationsInter, 3776 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 937 NumberOfCodeBlocks, 937 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1094 ConstructedInterpolants, 0 QuantifiedInterpolants, 274830 SizeOfPredicates, 20 NumberOfNonLiveVariables, 7319 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 250/252 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...