/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:35:56,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:35:56,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:35:56,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:35:56,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:35:56,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:35:56,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:35:56,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:35:56,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:35:56,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:35:56,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:35:56,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:35:56,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:35:56,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:35:56,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:35:56,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:35:56,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:35:56,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:35:56,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:35:56,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:35:56,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:35:56,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:35:56,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:35:56,093 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:35:56,095 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:35:56,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:35:56,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:35:56,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:35:56,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:35:56,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:35:56,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:35:56,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:35:56,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:35:56,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:35:56,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:35:56,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:35:56,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:35:56,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:35:56,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:35:56,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:35:56,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:35:56,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 04:35:56,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:35:56,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:35:56,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:35:56,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:35:56,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:35:56,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:35:56,141 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:35:56,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:35:56,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:35:56,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:35:56,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:35:56,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:35:56,143 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:35:56,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:35:56,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:35:56,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:35:56,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:35:56,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:35:56,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:35:56,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:35:56,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:35:56,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:35:56,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:35:56,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:35:56,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:35:56,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:35:56,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:35:56,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:35:56,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 04:35:56,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:35:56,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:35:56,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:35:56,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:35:56,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:35:56,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-11-07 04:35:56,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae825cedd/b8adbf5a7b0c4df79b34dd7c50a98345/FLAG2c9a4a992 [2019-11-07 04:35:57,066 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:35:57,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product48.cil.c [2019-11-07 04:35:57,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae825cedd/b8adbf5a7b0c4df79b34dd7c50a98345/FLAG2c9a4a992 [2019-11-07 04:35:57,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae825cedd/b8adbf5a7b0c4df79b34dd7c50a98345 [2019-11-07 04:35:57,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:35:57,400 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:35:57,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:35:57,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:35:57,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:35:57,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:35:57" (1/1) ... [2019-11-07 04:35:57,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66853de3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:57, skipping insertion in model container [2019-11-07 04:35:57,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:35:57" (1/1) ... [2019-11-07 04:35:57,428 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:35:57,537 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:35:58,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:35:58,030 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:35:58,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:35:58,176 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:35:58,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58 WrapperNode [2019-11-07 04:35:58,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:35:58,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:35:58,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:35:58,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:35:58,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... [2019-11-07 04:35:58,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:35:58,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:35:58,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:35:58,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:35:58,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:35:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:35:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:35:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:35:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:35:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:35:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:35:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:35:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:35:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:35:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:35:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:35:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 04:35:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 04:35:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 04:35:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 04:35:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-11-07 04:35:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 04:35:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 04:35:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 04:35:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 04:35:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 04:35:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 04:35:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 04:35:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 04:35:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 04:35:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 04:35:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 04:35:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 04:35:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:35:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:35:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:35:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:35:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:35:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:35:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:35:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:35:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:35:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 04:35:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 04:35:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 04:35:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-11-07 04:35:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:35:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:35:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:35:59,878 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:35:59,878 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 04:35:59,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:35:59 BoogieIcfgContainer [2019-11-07 04:35:59,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:35:59,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:35:59,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:35:59,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:35:59,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:35:57" (1/3) ... [2019-11-07 04:35:59,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e616694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:35:59, skipping insertion in model container [2019-11-07 04:35:59,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:35:58" (2/3) ... [2019-11-07 04:35:59,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e616694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:35:59, skipping insertion in model container [2019-11-07 04:35:59,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:35:59" (3/3) ... [2019-11-07 04:35:59,890 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product48.cil.c [2019-11-07 04:35:59,900 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:35:59,910 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:35:59,924 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:35:59,966 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:35:59,966 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:35:59,966 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:35:59,966 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:35:59,967 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:35:59,967 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:35:59,967 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:35:59,967 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:35:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2019-11-07 04:36:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 04:36:00,011 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:00,012 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:00,015 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:00,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:00,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1086490687, now seen corresponding path program 1 times [2019-11-07 04:36:00,033 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:00,034 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448070574] [2019-11-07 04:36:00,035 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-07 04:36:00,405 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448070574] [2019-11-07 04:36:00,406 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:00,406 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:36:00,407 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30949999] [2019-11-07 04:36:00,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:36:00,413 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:00,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:36:00,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:36:00,428 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 2 states. [2019-11-07 04:36:00,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:00,473 INFO L93 Difference]: Finished difference Result 258 states and 315 transitions. [2019-11-07 04:36:00,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:36:00,475 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-11-07 04:36:00,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:00,489 INFO L225 Difference]: With dead ends: 258 [2019-11-07 04:36:00,489 INFO L226 Difference]: Without dead ends: 131 [2019-11-07 04:36:00,494 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:36:00,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-07 04:36:00,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-11-07 04:36:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-07 04:36:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 153 transitions. [2019-11-07 04:36:00,551 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 153 transitions. Word has length 52 [2019-11-07 04:36:00,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:00,551 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 153 transitions. [2019-11-07 04:36:00,552 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:36:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2019-11-07 04:36:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-07 04:36:00,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:00,556 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:00,557 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:00,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:00,557 INFO L82 PathProgramCache]: Analyzing trace with hash -245124710, now seen corresponding path program 1 times [2019-11-07 04:36:00,558 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:00,558 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025464672] [2019-11-07 04:36:00,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-07 04:36:00,752 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025464672] [2019-11-07 04:36:00,752 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:00,752 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:36:00,752 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526048219] [2019-11-07 04:36:00,754 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:36:00,754 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:00,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:36:00,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:36:00,755 INFO L87 Difference]: Start difference. First operand 131 states and 153 transitions. Second operand 3 states. [2019-11-07 04:36:00,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:00,784 INFO L93 Difference]: Finished difference Result 206 states and 240 transitions. [2019-11-07 04:36:00,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:36:00,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-11-07 04:36:00,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:00,789 INFO L225 Difference]: With dead ends: 206 [2019-11-07 04:36:00,789 INFO L226 Difference]: Without dead ends: 123 [2019-11-07 04:36:00,791 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:36:00,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2019-11-07 04:36:00,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2019-11-07 04:36:00,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-11-07 04:36:00,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2019-11-07 04:36:00,814 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 53 [2019-11-07 04:36:00,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:00,819 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2019-11-07 04:36:00,819 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:36:00,819 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2019-11-07 04:36:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 04:36:00,823 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:00,823 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:36:00,826 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:00,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:00,827 INFO L82 PathProgramCache]: Analyzing trace with hash 180018834, now seen corresponding path program 1 times [2019-11-07 04:36:00,827 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:00,827 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263233736] [2019-11-07 04:36:00,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-07 04:36:01,007 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263233736] [2019-11-07 04:36:01,007 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:01,007 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:36:01,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942701388] [2019-11-07 04:36:01,008 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:36:01,008 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:01,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:36:01,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:36:01,009 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 7 states. [2019-11-07 04:36:01,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:01,581 INFO L93 Difference]: Finished difference Result 369 states and 443 transitions. [2019-11-07 04:36:01,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 04:36:01,582 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-11-07 04:36:01,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:01,588 INFO L225 Difference]: With dead ends: 369 [2019-11-07 04:36:01,590 INFO L226 Difference]: Without dead ends: 271 [2019-11-07 04:36:01,592 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 04:36:01,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-11-07 04:36:01,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 259. [2019-11-07 04:36:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2019-11-07 04:36:01,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 310 transitions. [2019-11-07 04:36:01,661 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 310 transitions. Word has length 57 [2019-11-07 04:36:01,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:01,662 INFO L462 AbstractCegarLoop]: Abstraction has 259 states and 310 transitions. [2019-11-07 04:36:01,662 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:36:01,662 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 310 transitions. [2019-11-07 04:36:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-07 04:36:01,665 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:01,665 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:01,665 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:01,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:01,666 INFO L82 PathProgramCache]: Analyzing trace with hash -1964479830, now seen corresponding path program 1 times [2019-11-07 04:36:01,666 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:01,666 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282264958] [2019-11-07 04:36:01,667 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-07 04:36:01,808 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282264958] [2019-11-07 04:36:01,808 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:01,808 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 04:36:01,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001070211] [2019-11-07 04:36:01,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 04:36:01,809 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:01,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 04:36:01,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 04:36:01,810 INFO L87 Difference]: Start difference. First operand 259 states and 310 transitions. Second operand 7 states. [2019-11-07 04:36:02,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:02,508 INFO L93 Difference]: Finished difference Result 678 states and 875 transitions. [2019-11-07 04:36:02,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-07 04:36:02,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-11-07 04:36:02,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:02,519 INFO L225 Difference]: With dead ends: 678 [2019-11-07 04:36:02,522 INFO L226 Difference]: Without dead ends: 444 [2019-11-07 04:36:02,524 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-11-07 04:36:02,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2019-11-07 04:36:02,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 393. [2019-11-07 04:36:02,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2019-11-07 04:36:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 464 transitions. [2019-11-07 04:36:02,602 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 464 transitions. Word has length 61 [2019-11-07 04:36:02,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:02,604 INFO L462 AbstractCegarLoop]: Abstraction has 393 states and 464 transitions. [2019-11-07 04:36:02,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 04:36:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 464 transitions. [2019-11-07 04:36:02,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-07 04:36:02,613 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:02,613 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:02,613 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:02,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:02,614 INFO L82 PathProgramCache]: Analyzing trace with hash -247602698, now seen corresponding path program 1 times [2019-11-07 04:36:02,614 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:02,614 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762009343] [2019-11-07 04:36:02,614 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-07 04:36:02,924 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762009343] [2019-11-07 04:36:02,924 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:02,925 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-07 04:36:02,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467898447] [2019-11-07 04:36:02,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-07 04:36:02,926 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:02,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-07 04:36:02,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2019-11-07 04:36:02,929 INFO L87 Difference]: Start difference. First operand 393 states and 464 transitions. Second operand 12 states. [2019-11-07 04:36:04,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:04,024 INFO L93 Difference]: Finished difference Result 1170 states and 1427 transitions. [2019-11-07 04:36:04,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-11-07 04:36:04,025 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 92 [2019-11-07 04:36:04,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:04,032 INFO L225 Difference]: With dead ends: 1170 [2019-11-07 04:36:04,032 INFO L226 Difference]: Without dead ends: 802 [2019-11-07 04:36:04,034 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2019-11-07 04:36:04,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2019-11-07 04:36:04,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 780. [2019-11-07 04:36:04,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 780 states. [2019-11-07 04:36:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 941 transitions. [2019-11-07 04:36:04,093 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 941 transitions. Word has length 92 [2019-11-07 04:36:04,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:04,094 INFO L462 AbstractCegarLoop]: Abstraction has 780 states and 941 transitions. [2019-11-07 04:36:04,094 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-07 04:36:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 941 transitions. [2019-11-07 04:36:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-07 04:36:04,098 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:04,098 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:04,098 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:04,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:04,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1439103342, now seen corresponding path program 1 times [2019-11-07 04:36:04,099 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:04,099 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42843872] [2019-11-07 04:36:04,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:04,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-07 04:36:04,284 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42843872] [2019-11-07 04:36:04,284 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:36:04,284 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-11-07 04:36:04,284 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020901851] [2019-11-07 04:36:04,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-07 04:36:04,285 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:36:04,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-07 04:36:04,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-11-07 04:36:04,286 INFO L87 Difference]: Start difference. First operand 780 states and 941 transitions. Second operand 9 states. [2019-11-07 04:36:05,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:36:05,370 INFO L93 Difference]: Finished difference Result 2516 states and 3144 transitions. [2019-11-07 04:36:05,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-11-07 04:36:05,371 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2019-11-07 04:36:05,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:36:05,382 INFO L225 Difference]: With dead ends: 2516 [2019-11-07 04:36:05,383 INFO L226 Difference]: Without dead ends: 1923 [2019-11-07 04:36:05,386 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2019-11-07 04:36:05,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1923 states. [2019-11-07 04:36:05,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1923 to 1643. [2019-11-07 04:36:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1643 states. [2019-11-07 04:36:05,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1643 states and 2001 transitions. [2019-11-07 04:36:05,503 INFO L78 Accepts]: Start accepts. Automaton has 1643 states and 2001 transitions. Word has length 95 [2019-11-07 04:36:05,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:36:05,503 INFO L462 AbstractCegarLoop]: Abstraction has 1643 states and 2001 transitions. [2019-11-07 04:36:05,504 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-07 04:36:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2001 transitions. [2019-11-07 04:36:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-07 04:36:05,507 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:36:05,508 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-07 04:36:05,508 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:36:05,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:36:05,508 INFO L82 PathProgramCache]: Analyzing trace with hash -825514903, now seen corresponding path program 1 times [2019-11-07 04:36:05,509 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:36:05,509 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872247735] [2019-11-07 04:36:05,509 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:36:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-07 04:36:05,656 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872247735] [2019-11-07 04:36:05,657 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2106311200] [2019-11-07 04:36:05,657 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-07 04:36:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:36:05,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-07 04:36:05,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:36:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 04:36:06,093 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:36:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-07 04:36:06,479 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1306107050] [2019-11-07 04:36:06,507 INFO L159 IcfgInterpreter]: Started Sifa with 108 locations of interest [2019-11-07 04:36:06,508 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 04:36:06,515 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 04:36:06,522 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 04:36:06,523 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 04:36:16,725 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 04:36:18,277 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 04:36:18,423 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 04:36:18,677 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 04:36:18,865 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 04:36:19,205 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-11-07 04:36:19,321 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 04:36:19,430 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 04:36:19,611 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-11-07 04:36:19,622 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 187 for LOIs [2019-11-07 04:36:19,645 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 546 for LOIs [2019-11-07 04:36:19,930 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:20,094 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:20,336 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:20,514 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:20,656 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:20,786 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:20,925 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:21,073 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:21,199 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:21,442 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-11-07 04:36:21,685 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:21,871 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:21,997 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,137 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,264 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,410 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,614 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,827 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:22,982 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:23,106 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:23,241 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:23,362 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:23,500 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:23,682 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-11-07 04:36:23,802 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-11-07 04:36:23,966 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:24,080 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-11-07 04:36:24,200 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-11-07 04:36:24,326 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:24,511 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:24,639 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:24,844 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-11-07 04:36:25,060 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:25,229 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-11-07 04:36:25,358 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2019-11-07 04:36:25,379 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-11-07 04:36:25,530 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-11-07 04:36:25,642 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-11-07 04:36:25,803 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:26,006 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-11-07 04:36:26,130 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-11-07 04:36:26,139 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 550 for LOIs [2019-11-07 04:36:26,766 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-11-07 04:36:27,446 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-11-07 04:36:27,905 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 610 [2019-11-07 04:36:28,384 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-11-07 04:36:28,762 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 209 [2019-11-07 04:36:28,958 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 04:36:29,228 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-11-07 04:36:29,333 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2019-11-07 04:36:29,468 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 208 [2019-11-07 04:36:29,712 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2019-11-07 04:36:29,871 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 209 [2019-11-07 04:36:30,017 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2019-11-07 04:36:30,468 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 04:36:30,643 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 171 [2019-11-07 04:36:30,825 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 04:36:31,015 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 171 [2019-11-07 04:36:31,206 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-07 04:36:31,338 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 171 [2019-11-07 04:36:31,933 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 215 [2019-11-07 04:36:32,539 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-07 04:36:33,590 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 134 for LOIs [2019-11-07 04:36:33,593 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 139 for LOIs [2019-11-07 04:36:34,891 INFO L197 IcfgInterpreter]: Interpreting procedure lowerWaterLevel with input of size 146 for LOIs [2019-11-07 04:36:34,894 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment with input of size 144 for LOIs