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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:12,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:12,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:12,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:12,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:12,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:12,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:12,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:12,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:12,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:12,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:12,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:12,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:12,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:12,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:12,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:12,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:12,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:12,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:12,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:12,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:12,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:12,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:12,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:12,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:12,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:12,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:12,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:12,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:12,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:12,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:12,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:12,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:12,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:12,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:12,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:12,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:12,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:12,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:12,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:12,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:12,096 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 [2019-10-13 21:21:12,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:12,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:12,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:12,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:12,122 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:12,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:12,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:12,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:12,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:12,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:12,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:12,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:12,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:12,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:12,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:12,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:12,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:12,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:12,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:12,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:12,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:12,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:12,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:12,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:12,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:12,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:12,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:12,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:12,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:12,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:12,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:12,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:12,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:12,446 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:12,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-10-13 21:21:12,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca94f575d/436049c7c3904bda8350755d6703a6b4/FLAGc8cbe27c3 [2019-10-13 21:21:13,048 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:13,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product38.cil.c [2019-10-13 21:21:13,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca94f575d/436049c7c3904bda8350755d6703a6b4/FLAGc8cbe27c3 [2019-10-13 21:21:13,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca94f575d/436049c7c3904bda8350755d6703a6b4 [2019-10-13 21:21:13,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:13,325 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:13,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:13,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:13,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:13,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@574a651b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:13, skipping insertion in model container [2019-10-13 21:21:13,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:13" (1/1) ... [2019-10-13 21:21:13,340 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:13,399 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:13,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:13,935 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:14,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:14,075 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:14,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14 WrapperNode [2019-10-13 21:21:14,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:14,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:14,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:14,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:14,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (1/1) ... [2019-10-13 21:21:14,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:14,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:14,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:14,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:14,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (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 [2019-10-13 21:21:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:14,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:14,256 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:21:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:14,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:14,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:14,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:14,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:21:14,258 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:21:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:14,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:14,260 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:14,261 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:21:14,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:14,262 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:14,263 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:14,264 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:14,265 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:21:14,266 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-13 21:21:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:14,267 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:14,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:14,269 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:14,270 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:14,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:15,434 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:15,434 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:15,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:15 BoogieIcfgContainer [2019-10-13 21:21:15,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:15,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:15,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:15,440 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:15,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:13" (1/3) ... [2019-10-13 21:21:15,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@931253b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:15, skipping insertion in model container [2019-10-13 21:21:15,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:14" (2/3) ... [2019-10-13 21:21:15,442 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@931253b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:15, skipping insertion in model container [2019-10-13 21:21:15,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:15" (3/3) ... [2019-10-13 21:21:15,444 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product38.cil.c [2019-10-13 21:21:15,454 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:15,462 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:15,474 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:15,502 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:15,502 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:15,502 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:15,502 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:15,503 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:15,503 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:15,503 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:15,503 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2019-10-13 21:21:15,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:21:15,536 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:15,537 INFO L380 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] [2019-10-13 21:21:15,539 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:15,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:15,545 INFO L82 PathProgramCache]: Analyzing trace with hash 639525092, now seen corresponding path program 1 times [2019-10-13 21:21:15,555 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:15,555 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699972597] [2019-10-13 21:21:15,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,556 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:15,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:15,869 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699972597] [2019-10-13 21:21:15,870 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:15,871 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:15,872 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805443386] [2019-10-13 21:21:15,878 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:15,879 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:15,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:15,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:15,900 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2019-10-13 21:21:15,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:15,946 INFO L93 Difference]: Finished difference Result 266 states and 329 transitions. [2019-10-13 21:21:15,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:15,947 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-13 21:21:15,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:15,961 INFO L225 Difference]: With dead ends: 266 [2019-10-13 21:21:15,961 INFO L226 Difference]: Without dead ends: 133 [2019-10-13 21:21:15,966 INFO L600 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 [2019-10-13 21:21:15,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-10-13 21:21:16,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-10-13 21:21:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-10-13 21:21:16,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 156 transitions. [2019-10-13 21:21:16,024 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 156 transitions. Word has length 52 [2019-10-13 21:21:16,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:16,024 INFO L462 AbstractCegarLoop]: Abstraction has 133 states and 156 transitions. [2019-10-13 21:21:16,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 156 transitions. [2019-10-13 21:21:16,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 21:21:16,029 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:16,029 INFO L380 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] [2019-10-13 21:21:16,029 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:16,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:16,030 INFO L82 PathProgramCache]: Analyzing trace with hash -510809670, now seen corresponding path program 1 times [2019-10-13 21:21:16,030 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:16,030 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583709423] [2019-10-13 21:21:16,030 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,031 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:16,201 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583709423] [2019-10-13 21:21:16,202 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:16,202 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:16,202 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007328150] [2019-10-13 21:21:16,206 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:16,206 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:16,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:16,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:16,207 INFO L87 Difference]: Start difference. First operand 133 states and 156 transitions. Second operand 3 states. [2019-10-13 21:21:16,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:16,259 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2019-10-13 21:21:16,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:16,261 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-13 21:21:16,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:16,263 INFO L225 Difference]: With dead ends: 211 [2019-10-13 21:21:16,264 INFO L226 Difference]: Without dead ends: 124 [2019-10-13 21:21:16,268 INFO L600 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 [2019-10-13 21:21:16,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-10-13 21:21:16,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-10-13 21:21:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-10-13 21:21:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2019-10-13 21:21:16,296 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 53 [2019-10-13 21:21:16,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:16,297 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2019-10-13 21:21:16,297 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:16,301 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2019-10-13 21:21:16,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 21:21:16,306 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:16,306 INFO L380 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] [2019-10-13 21:21:16,306 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:16,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:16,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1651946043, now seen corresponding path program 1 times [2019-10-13 21:21:16,310 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:16,310 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034190753] [2019-10-13 21:21:16,310 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,310 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,310 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:16,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:16,454 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034190753] [2019-10-13 21:21:16,454 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:16,454 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:16,454 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139273532] [2019-10-13 21:21:16,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:16,455 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:16,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:16,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:16,456 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 7 states. [2019-10-13 21:21:16,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:16,749 INFO L93 Difference]: Finished difference Result 224 states and 265 transitions. [2019-10-13 21:21:16,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:16,750 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 21:21:16,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:16,752 INFO L225 Difference]: With dead ends: 224 [2019-10-13 21:21:16,752 INFO L226 Difference]: Without dead ends: 124 [2019-10-13 21:21:16,756 INFO L600 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 [2019-10-13 21:21:16,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-10-13 21:21:16,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2019-10-13 21:21:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-10-13 21:21:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 143 transitions. [2019-10-13 21:21:16,785 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 143 transitions. Word has length 58 [2019-10-13 21:21:16,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:16,786 INFO L462 AbstractCegarLoop]: Abstraction has 124 states and 143 transitions. [2019-10-13 21:21:16,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 143 transitions. [2019-10-13 21:21:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-13 21:21:16,797 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:16,797 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:16,798 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:16,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:16,798 INFO L82 PathProgramCache]: Analyzing trace with hash -1339614682, now seen corresponding path program 1 times [2019-10-13 21:21:16,799 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:16,799 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661602692] [2019-10-13 21:21:16,799 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,799 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:16,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:16,958 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661602692] [2019-10-13 21:21:16,958 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:16,958 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:16,959 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919940853] [2019-10-13 21:21:16,959 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:16,959 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:16,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:16,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:16,960 INFO L87 Difference]: Start difference. First operand 124 states and 143 transitions. Second operand 5 states. [2019-10-13 21:21:17,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:17,530 INFO L93 Difference]: Finished difference Result 335 states and 403 transitions. [2019-10-13 21:21:17,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:17,531 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2019-10-13 21:21:17,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:17,539 INFO L225 Difference]: With dead ends: 335 [2019-10-13 21:21:17,539 INFO L226 Difference]: Without dead ends: 235 [2019-10-13 21:21:17,543 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:21:17,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-10-13 21:21:17,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 216. [2019-10-13 21:21:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2019-10-13 21:21:17,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 246 transitions. [2019-10-13 21:21:17,610 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 246 transitions. Word has length 71 [2019-10-13 21:21:17,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:17,611 INFO L462 AbstractCegarLoop]: Abstraction has 216 states and 246 transitions. [2019-10-13 21:21:17,612 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:17,612 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 246 transitions. [2019-10-13 21:21:17,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-13 21:21:17,614 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:17,619 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:17,620 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:17,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:17,621 INFO L82 PathProgramCache]: Analyzing trace with hash 345762925, now seen corresponding path program 1 times [2019-10-13 21:21:17,621 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:17,624 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837803433] [2019-10-13 21:21:17,625 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,625 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:17,625 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:17,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:17,821 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837803433] [2019-10-13 21:21:17,821 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:17,822 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:17,822 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967245465] [2019-10-13 21:21:17,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:17,824 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:17,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:17,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:17,826 INFO L87 Difference]: Start difference. First operand 216 states and 246 transitions. Second operand 6 states. [2019-10-13 21:21:18,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:18,065 INFO L93 Difference]: Finished difference Result 528 states and 633 transitions. [2019-10-13 21:21:18,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:18,066 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2019-10-13 21:21:18,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:18,074 INFO L225 Difference]: With dead ends: 528 [2019-10-13 21:21:18,074 INFO L226 Difference]: Without dead ends: 336 [2019-10-13 21:21:18,076 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:18,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2019-10-13 21:21:18,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 332. [2019-10-13 21:21:18,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2019-10-13 21:21:18,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 384 transitions. [2019-10-13 21:21:18,125 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 384 transitions. Word has length 85 [2019-10-13 21:21:18,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:18,126 INFO L462 AbstractCegarLoop]: Abstraction has 332 states and 384 transitions. [2019-10-13 21:21:18,126 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:18,126 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 384 transitions. [2019-10-13 21:21:18,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:18,129 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:18,129 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:18,130 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:18,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:18,130 INFO L82 PathProgramCache]: Analyzing trace with hash 535971955, now seen corresponding path program 1 times [2019-10-13 21:21:18,130 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:18,130 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015274188] [2019-10-13 21:21:18,131 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,131 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,131 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:18,276 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015274188] [2019-10-13 21:21:18,277 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:18,277 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:18,277 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451021658] [2019-10-13 21:21:18,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:18,278 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:18,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:18,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:18,279 INFO L87 Difference]: Start difference. First operand 332 states and 384 transitions. Second operand 6 states. [2019-10-13 21:21:18,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:18,515 INFO L93 Difference]: Finished difference Result 711 states and 857 transitions. [2019-10-13 21:21:18,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:21:18,516 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-10-13 21:21:18,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:18,520 INFO L225 Difference]: With dead ends: 711 [2019-10-13 21:21:18,520 INFO L226 Difference]: Without dead ends: 519 [2019-10-13 21:21:18,521 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:18,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2019-10-13 21:21:18,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 501. [2019-10-13 21:21:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2019-10-13 21:21:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 593 transitions. [2019-10-13 21:21:18,559 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 593 transitions. Word has length 89 [2019-10-13 21:21:18,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:18,560 INFO L462 AbstractCegarLoop]: Abstraction has 501 states and 593 transitions. [2019-10-13 21:21:18,560 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:18,560 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 593 transitions. [2019-10-13 21:21:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:18,562 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:18,563 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:18,563 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:18,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:18,563 INFO L82 PathProgramCache]: Analyzing trace with hash -386711628, now seen corresponding path program 1 times [2019-10-13 21:21:18,564 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:18,564 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817643403] [2019-10-13 21:21:18,564 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,564 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,564 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:18,628 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817643403] [2019-10-13 21:21:18,628 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:18,628 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:18,629 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929985263] [2019-10-13 21:21:18,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:18,629 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:18,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:18,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:18,630 INFO L87 Difference]: Start difference. First operand 501 states and 593 transitions. Second operand 5 states. [2019-10-13 21:21:18,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:18,699 INFO L93 Difference]: Finished difference Result 872 states and 1054 transitions. [2019-10-13 21:21:18,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:21:18,700 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2019-10-13 21:21:18,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:18,703 INFO L225 Difference]: With dead ends: 872 [2019-10-13 21:21:18,703 INFO L226 Difference]: Without dead ends: 511 [2019-10-13 21:21:18,704 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:18,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-10-13 21:21:18,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2019-10-13 21:21:18,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2019-10-13 21:21:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 596 transitions. [2019-10-13 21:21:18,743 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 596 transitions. Word has length 89 [2019-10-13 21:21:18,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:18,743 INFO L462 AbstractCegarLoop]: Abstraction has 505 states and 596 transitions. [2019-10-13 21:21:18,743 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:18,743 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 596 transitions. [2019-10-13 21:21:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:18,746 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:18,750 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:18,751 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:18,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:18,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1230717130, now seen corresponding path program 1 times [2019-10-13 21:21:18,751 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:18,751 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093205089] [2019-10-13 21:21:18,752 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,752 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:18,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:18,881 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093205089] [2019-10-13 21:21:18,881 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:18,881 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-13 21:21:18,881 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963113638] [2019-10-13 21:21:18,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 21:21:18,883 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:18,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 21:21:18,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:18,883 INFO L87 Difference]: Start difference. First operand 505 states and 596 transitions. Second operand 9 states. [2019-10-13 21:21:18,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:18,955 INFO L93 Difference]: Finished difference Result 992 states and 1194 transitions. [2019-10-13 21:21:18,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:18,955 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2019-10-13 21:21:18,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:18,961 INFO L225 Difference]: With dead ends: 992 [2019-10-13 21:21:18,961 INFO L226 Difference]: Without dead ends: 511 [2019-10-13 21:21:18,964 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:18,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-10-13 21:21:19,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2019-10-13 21:21:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2019-10-13 21:21:19,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 594 transitions. [2019-10-13 21:21:19,008 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 594 transitions. Word has length 89 [2019-10-13 21:21:19,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:19,008 INFO L462 AbstractCegarLoop]: Abstraction has 505 states and 594 transitions. [2019-10-13 21:21:19,008 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 21:21:19,009 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 594 transitions. [2019-10-13 21:21:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-10-13 21:21:19,012 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:19,012 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:19,012 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:19,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:19,012 INFO L82 PathProgramCache]: Analyzing trace with hash -420721396, now seen corresponding path program 1 times [2019-10-13 21:21:19,013 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:19,013 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747955165] [2019-10-13 21:21:19,013 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:19,013 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:19,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:19,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:19,143 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747955165] [2019-10-13 21:21:19,143 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:19,143 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:19,144 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842376702] [2019-10-13 21:21:19,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:19,144 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:19,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:19,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:19,145 INFO L87 Difference]: Start difference. First operand 505 states and 594 transitions. Second operand 10 states. [2019-10-13 21:21:19,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:19,424 INFO L93 Difference]: Finished difference Result 992 states and 1170 transitions. [2019-10-13 21:21:19,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 21:21:19,424 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2019-10-13 21:21:19,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:19,428 INFO L225 Difference]: With dead ends: 992 [2019-10-13 21:21:19,428 INFO L226 Difference]: Without dead ends: 511 [2019-10-13 21:21:19,430 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-13 21:21:19,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2019-10-13 21:21:19,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 490. [2019-10-13 21:21:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2019-10-13 21:21:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 559 transitions. [2019-10-13 21:21:19,458 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 559 transitions. Word has length 90 [2019-10-13 21:21:19,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:19,459 INFO L462 AbstractCegarLoop]: Abstraction has 490 states and 559 transitions. [2019-10-13 21:21:19,459 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:19,459 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 559 transitions. [2019-10-13 21:21:19,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-10-13 21:21:19,462 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:19,462 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:19,463 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:19,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:19,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1269785708, now seen corresponding path program 1 times [2019-10-13 21:21:19,463 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:19,463 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152072356] [2019-10-13 21:21:19,464 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:19,464 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:19,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:19,575 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-13 21:21:19,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152072356] [2019-10-13 21:21:19,576 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911378136] [2019-10-13 21:21:19,576 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 [2019-10-13 21:21:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:19,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 19 conjunts are in the unsatisfiable core [2019-10-13 21:21:19,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:19,996 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-13 21:21:19,996 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:20,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:20,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-13 21:21:20,337 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 21:21:20,337 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6, 9] total 19 [2019-10-13 21:21:20,337 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884045846] [2019-10-13 21:21:20,338 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 21:21:20,338 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:20,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 21:21:20,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:20,339 INFO L87 Difference]: Start difference. First operand 490 states and 559 transitions. Second operand 9 states. [2019-10-13 21:21:20,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:20,700 INFO L93 Difference]: Finished difference Result 878 states and 1048 transitions. [2019-10-13 21:21:20,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:20,701 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 134 [2019-10-13 21:21:20,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:20,702 INFO L225 Difference]: With dead ends: 878 [2019-10-13 21:21:20,702 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:20,704 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 256 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2019-10-13 21:21:20,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:20,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:20,706 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2019-10-13 21:21:20,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:20,706 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:20,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 21:21:20,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:20,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:20,911 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:20,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:22,010 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2019-10-13 21:21:22,259 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2019-10-13 21:21:22,682 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-10-13 21:21:22,980 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 23 [2019-10-13 21:21:23,466 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 33 [2019-10-13 21:21:23,849 INFO L443 ceAbstractionStarter]: For program point L444(lines 421 445) no Hoare annotation was computed. [2019-10-13 21:21:23,849 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 397 452) no Hoare annotation was computed. [2019-10-13 21:21:23,849 INFO L443 ceAbstractionStarter]: For program point L428(lines 428 432) no Hoare annotation was computed. [2019-10-13 21:21:23,849 INFO L443 ceAbstractionStarter]: For program point L428-1(lines 428 432) no Hoare annotation was computed. [2019-10-13 21:21:23,849 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 397 452) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point L422-2(lines 422 443) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 397 452) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point L479-2(lines 479 504) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point L505(lines 478 506) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 453 512) no Hoare annotation was computed. [2019-10-13 21:21:23,850 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point L498-1(line 498) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 453 512) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 453 512) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point L485(lines 485 489) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point L485-1(lines 485 489) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 21:21:23,851 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:21:23,852 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 21:21:23,852 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-13 21:21:23,852 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 809) no Hoare annotation was computed. [2019-10-13 21:21:23,852 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-10-13 21:21:23,852 INFO L439 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,852 INFO L439 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,853 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 792 814) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,853 INFO L439 ceAbstractionStarter]: At program point L798-1(line 798) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,853 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 792 814) no Hoare annotation was computed. [2019-10-13 21:21:23,853 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 792 814) no Hoare annotation was computed. [2019-10-13 21:21:23,853 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~7 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,854 INFO L439 ceAbstractionStarter]: At program point L804-1(line 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~7 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 809) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L769(line 769) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 751 774) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 751 774) no Hoare annotation was computed. [2019-10-13 21:21:23,854 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 751 774) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L760(line 760) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L758(line 758) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point L756(line 756) no Hoare annotation was computed. [2019-10-13 21:21:23,855 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 272 280) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 272 280) the Hoare annotation is: true [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 272 280) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L288(lines 288 296) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 296) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L311-1(line 311) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 281 316) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L300(lines 300 308) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point L300-2(lines 300 308) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 281 316) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 281 316) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 21:21:23,856 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 351 396) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 351 396) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 351 396) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 664 709) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 691) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 664 709) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point L678(lines 678 698) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 664 709) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 678 698) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 782 791) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 782 791) no Hoare annotation was computed. [2019-10-13 21:21:23,857 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 782 791) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 261 271) the Hoare annotation is: true [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 261 271) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L446 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: true [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 261 271) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 253 260) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 253 260) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 253 260) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 896 909) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 906) no Hoare annotation was computed. [2019-10-13 21:21:23,858 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 896 909) the Hoare annotation is: true [2019-10-13 21:21:23,859 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 896 909) no Hoare annotation was computed. [2019-10-13 21:21:23,859 INFO L443 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2019-10-13 21:21:23,859 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 241) no Hoare annotation was computed. [2019-10-13 21:21:23,859 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 220 244) no Hoare annotation was computed. [2019-10-13 21:21:23,859 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 220 244) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:23,859 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:23,859 INFO L443 ceAbstractionStarter]: For program point L239-1(lines 220 244) no Hoare annotation was computed. [2019-10-13 21:21:23,859 INFO L439 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0))) [2019-10-13 21:21:23,860 INFO L439 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0))) [2019-10-13 21:21:23,860 INFO L443 ceAbstractionStarter]: For program point L228(lines 228 236) no Hoare annotation was computed. [2019-10-13 21:21:23,860 INFO L439 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0))) [2019-10-13 21:21:23,860 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 186 192) no Hoare annotation was computed. [2019-10-13 21:21:23,860 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 186 192) the Hoare annotation is: true [2019-10-13 21:21:23,860 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 83 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,860 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 99) no Hoare annotation was computed. [2019-10-13 21:21:23,860 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 83 148) no Hoare annotation was computed. [2019-10-13 21:21:23,860 INFO L439 ceAbstractionStarter]: At program point L141(lines 92 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 21:21:23,861 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 135) no Hoare annotation was computed. [2019-10-13 21:21:23,861 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 123 136) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-13 21:21:23,861 INFO L443 ceAbstractionStarter]: For program point L94(lines 93 140) no Hoare annotation was computed. [2019-10-13 21:21:23,861 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-13 21:21:23,861 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 136) no Hoare annotation was computed. [2019-10-13 21:21:23,861 INFO L439 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (< ~waterLevel~0 3))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 0)))) [2019-10-13 21:21:23,861 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 119) no Hoare annotation was computed. [2019-10-13 21:21:23,861 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 113 119) no Hoare annotation was computed. [2019-10-13 21:21:23,862 INFO L439 ceAbstractionStarter]: At program point L138(lines 93 140) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (and .cse0 .cse1 (< ~waterLevel~0 3) (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 21:21:23,862 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (and .cse0 .cse1 (< ~waterLevel~0 3) (= ~pumpRunning~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 21:21:23,862 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2019-10-13 21:21:23,862 INFO L443 ceAbstractionStarter]: For program point L103-1(lines 103 109) no Hoare annotation was computed. [2019-10-13 21:21:23,862 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 83 148) no Hoare annotation was computed. [2019-10-13 21:21:23,862 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 645) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 652) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 652) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 618 663) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 864 886) no Hoare annotation was computed. [2019-10-13 21:21:23,863 INFO L443 ceAbstractionStarter]: For program point L872(lines 872 880) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point L872-2(lines 872 880) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 864 886) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 864 886) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 21:21:23,864 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 515 617) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 543) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 614) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 570) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L564-2(lines 564 584) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L585(lines 563 586) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 515 617) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 560) no Hoare annotation was computed. [2019-10-13 21:21:23,865 INFO L443 ceAbstractionStarter]: For program point L604(lines 604 611) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L565(lines 564 584) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 515 617) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 602) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-13 21:21:23,866 INFO L443 ceAbstractionStarter]: For program point L580-1(line 580) no Hoare annotation was computed. [2019-10-13 21:21:23,867 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,867 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (< ~waterLevel~0 3) (< 2 |old(~waterLevel~0)|))) [2019-10-13 21:21:23,867 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,867 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2019-10-13 21:21:23,867 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2019-10-13 21:21:23,867 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 245 252) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) (not (= ~systemActive~0 1))) [2019-10-13 21:21:23,867 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 317 335) no Hoare annotation was computed. [2019-10-13 21:21:23,868 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 330) no Hoare annotation was computed. [2019-10-13 21:21:23,868 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 317 335) the Hoare annotation is: true [2019-10-13 21:21:23,868 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 317 335) no Hoare annotation was computed. [2019-10-13 21:21:23,868 INFO L446 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: true [2019-10-13 21:21:23,868 INFO L443 ceAbstractionStarter]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2019-10-13 21:21:23,868 INFO L443 ceAbstractionStarter]: For program point L324-1(line 324) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 887 895) the Hoare annotation is: true [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 887 895) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 887 895) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 843 854) the Hoare annotation is: true [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 843 854) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,869 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,870 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,870 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 162 185) the Hoare annotation is: (let ((.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse5 (not (< |old(~waterLevel~0)| 3))) (.cse4 (< ~waterLevel~0 3)) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (or .cse7 .cse3)) (.cse2 (<= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (and .cse4 (= ~pumpRunning~0 0)) .cse1 .cse5 .cse3) (or .cse6 .cse5 (and .cse4 (= ~pumpRunning~0 1))) (or .cse0 .cse6 .cse2) (or .cse7 .cse3 .cse8 .cse9) (or .cse1 .cse3 .cse9 .cse8)))) [2019-10-13 21:21:23,870 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse3 (not (< |old(~waterLevel~0)| 3))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or (and (< ~waterLevel~0 3) (= ~pumpRunning~0 0)) .cse0 .cse3 .cse2) (or (and .cse1 (= ~pumpRunning~0 1)) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse3) (or .cse0 .cse2 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 21:21:23,871 INFO L439 ceAbstractionStarter]: At program point L173(lines 173 179) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 1))) (let ((.cse5 (= ~pumpRunning~0 1)) (.cse3 (and .cse2 (= ~pumpRunning~0 0))) (.cse4 (not (< |old(~waterLevel~0)| 3))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse4 .cse1 (and (< ~waterLevel~0 3) .cse5)) (or (and .cse2 .cse5) .cse3 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse4) (or .cse0 .cse1 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)))))) [2019-10-13 21:21:23,871 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 162 185) no Hoare annotation was computed. [2019-10-13 21:21:23,871 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse1 .cse2)) (.cse3 (not (< |old(~waterLevel~0)| 3)))) (and (or (<= ~waterLevel~0 1) (not (<= |old(~waterLevel~0)| 1)) .cse0) (or (= 1 ~waterLevel~0) .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse3 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 1))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2019-10-13 21:21:23,871 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 162 185) no Hoare annotation was computed. [2019-10-13 21:21:23,871 INFO L443 ceAbstractionStarter]: For program point L166(lines 165 184) no Hoare annotation was computed. [2019-10-13 21:21:23,871 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 721 750) no Hoare annotation was computed. [2019-10-13 21:21:23,872 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2019-10-13 21:21:23,872 INFO L446 ceAbstractionStarter]: At program point L735-1(lines 735 739) the Hoare annotation is: true [2019-10-13 21:21:23,872 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 721 750) the Hoare annotation is: true [2019-10-13 21:21:23,872 INFO L443 ceAbstractionStarter]: For program point L732(line 732) no Hoare annotation was computed. [2019-10-13 21:21:23,872 INFO L446 ceAbstractionStarter]: At program point L731-2(lines 731 745) the Hoare annotation is: true [2019-10-13 21:21:23,872 INFO L446 ceAbstractionStarter]: At program point L727(line 727) the Hoare annotation is: true [2019-10-13 21:21:23,872 INFO L443 ceAbstractionStarter]: For program point L727-1(line 727) no Hoare annotation was computed. [2019-10-13 21:21:23,873 INFO L446 ceAbstractionStarter]: At program point L746(lines 721 750) the Hoare annotation is: true [2019-10-13 21:21:23,873 INFO L443 ceAbstractionStarter]: For program point L742(line 742) no Hoare annotation was computed. [2019-10-13 21:21:23,873 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 855 863) the Hoare annotation is: true [2019-10-13 21:21:23,873 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 855 863) no Hoare annotation was computed. [2019-10-13 21:21:23,873 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 855 863) no Hoare annotation was computed. [2019-10-13 21:21:23,873 INFO L439 ceAbstractionStarter]: At program point L928(line 928) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1))) [2019-10-13 21:21:23,873 INFO L443 ceAbstractionStarter]: For program point L928-1(line 928) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 939) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L443 ceAbstractionStarter]: For program point L926-1(lines 911 943) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 911 943) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L446 ceAbstractionStarter]: At program point L924(line 924) the Hoare annotation is: true [2019-10-13 21:21:23,874 INFO L443 ceAbstractionStarter]: For program point L924-1(line 924) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 911 943) the Hoare annotation is: true [2019-10-13 21:21:23,874 INFO L443 ceAbstractionStarter]: For program point L920(lines 920 940) no Hoare annotation was computed. [2019-10-13 21:21:23,874 INFO L446 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: true [2019-10-13 21:21:23,875 INFO L443 ceAbstractionStarter]: For program point L918-1(line 918) no Hoare annotation was computed. [2019-10-13 21:21:23,875 INFO L439 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (not (< ~waterLevel~0 3)) (not (= 1 ~pumpRunning~0)) .cse0))) [2019-10-13 21:21:23,875 INFO L443 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2019-10-13 21:21:23,875 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 819 830) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse1 (not (< |old(~waterLevel~0)| 3)) .cse0 (< ~waterLevel~0 3)) (or (<= ~waterLevel~0 1) .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse0))) [2019-10-13 21:21:23,875 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 819 830) no Hoare annotation was computed. [2019-10-13 21:21:23,875 INFO L443 ceAbstractionStarter]: For program point L823-1(lines 819 830) no Hoare annotation was computed. [2019-10-13 21:21:23,875 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 775 781) no Hoare annotation was computed. [2019-10-13 21:21:23,876 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 775 781) the Hoare annotation is: true [2019-10-13 21:21:23,876 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,876 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 21:21:23,876 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:23,876 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:23,876 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 336 343) no Hoare annotation was computed. [2019-10-13 21:21:23,876 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 336 343) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse1 (not (< ~waterLevel~0 3))) (.cse0 (not (= |old(~systemActive~0)| 1)))) (and (or (or (not (= 1 ~pumpRunning~0)) .cse0) .cse1 .cse2) (or .cse2 (not (= 0 ~pumpRunning~0)) .cse1 .cse0))) [2019-10-13 21:21:23,876 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 336 343) no Hoare annotation was computed. [2019-10-13 21:21:23,877 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 194 218) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:23,877 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 194 218) no Hoare annotation was computed. [2019-10-13 21:21:23,877 INFO L439 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 1) (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0))) [2019-10-13 21:21:23,877 INFO L443 ceAbstractionStarter]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2019-10-13 21:21:23,877 INFO L439 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 0)) (not (< ~waterLevel~0 3)) .cse1) (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2019-10-13 21:21:23,878 INFO L439 ceAbstractionStarter]: At program point L204(line 204) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= ~systemActive~0 1)))) (and (or (not .cse0) (not (= 1 |old(~pumpRunning~0)|)) .cse1) (let ((.cse2 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2) (not (< ~waterLevel~0 3)) .cse1 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~1) .cse2))))) [2019-10-13 21:21:23,878 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 210) no Hoare annotation was computed. [2019-10-13 21:21:23,878 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (< ~waterLevel~0 3)) .cse0) (or (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-13 21:21:23,878 INFO L443 ceAbstractionStarter]: For program point L200-1(line 200) no Hoare annotation was computed. [2019-10-13 21:21:23,878 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 215) no Hoare annotation was computed. [2019-10-13 21:21:23,878 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 831 842) no Hoare annotation was computed. [2019-10-13 21:21:23,878 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 831 842) the Hoare annotation is: (let ((.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse3 (= 1 ~waterLevel~0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (<= ~waterLevel~0 1))) (and (or (not (< |old(~waterLevel~0)| 3)) .cse0 (< ~waterLevel~0 3) .cse1) (or .cse2 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse4 .cse3) (or .cse5 .cse2 .cse6 .cse1) (or .cse5 .cse0 .cse1 .cse6))) [2019-10-13 21:21:23,879 INFO L443 ceAbstractionStarter]: For program point L835-1(lines 831 842) no Hoare annotation was computed. [2019-10-13 21:21:23,879 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 711 718) no Hoare annotation was computed. [2019-10-13 21:21:23,879 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 711 718) the Hoare annotation is: true [2019-10-13 21:21:23,879 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 715) no Hoare annotation was computed. [2019-10-13 21:21:23,879 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 711 718) no Hoare annotation was computed. [2019-10-13 21:21:23,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:23 BoogieIcfgContainer [2019-10-13 21:21:23,894 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:23,896 INFO L168 Benchmark]: Toolchain (without parser) took 10570.79 ms. Allocated memory was 145.8 MB in the beginning and 361.8 MB in the end (delta: 216.0 MB). Free memory was 103.1 MB in the beginning and 108.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 213.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,897 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 750.53 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.9 MB in the beginning and 171.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,898 INFO L168 Benchmark]: Boogie Preprocessor took 100.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 167.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,899 INFO L168 Benchmark]: RCFGBuilder took 1258.44 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.3 MB in the beginning and 197.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,900 INFO L168 Benchmark]: TraceAbstraction took 8456.93 ms. Allocated memory was 235.9 MB in the beginning and 361.8 MB in the end (delta: 125.8 MB). Free memory was 197.0 MB in the beginning and 108.0 MB in the end (delta: 89.1 MB). Peak memory consumption was 216.8 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:23,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 750.53 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.9 MB in the beginning and 171.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 167.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1258.44 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 167.3 MB in the beginning and 197.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8456.93 ms. Allocated memory was 235.9 MB in the beginning and 361.8 MB in the end (delta: 125.8 MB). Free memory was 197.0 MB in the beginning and 108.0 MB in the end (delta: 89.1 MB). Peak memory consumption was 216.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 715]: 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: 93]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 1)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 232 locations, 1 error locations. Result: SAFE, OverallTime: 8.3s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, HoareTripleCheckerStatistics: 1576 SDtfs, 901 SDslu, 4903 SDs, 0 SdLazy, 930 SolverSat, 214 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 367 GetRequests, 292 SyntacticMatches, 3 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=505occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 74 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1209 PreInvPairs, 1282 NumberOfFragments, 1351 HoareAnnotationTreeSize, 1209 FomulaSimplifications, 1022 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 61 FomulaSimplificationsInter, 5591 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 944 NumberOfCodeBlocks, 944 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1066 ConstructedInterpolants, 0 QuantifiedInterpolants, 181673 SizeOfPredicates, 7 NumberOfNonLiveVariables, 857 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 87/93 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...