java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:39,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:39,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:40,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:40,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:40,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:40,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:40,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:40,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:40,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:40,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:40,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:40,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:40,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:40,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:40,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:40,052 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:40,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:40,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:40,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:40,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:40,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:40,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:40,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:40,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:40,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:40,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:40,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:40,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:40,081 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:40,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:40,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:40,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:40,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:40,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:40,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:40,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:40,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:40,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:40,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:40,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:40,091 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 [2019-10-07 15:16:40,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:40,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:40,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:40,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:40,116 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:40,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:40,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:40,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:40,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:40,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:40,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:40,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:40,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:40,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:40,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:40,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:40,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:40,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:40,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:40,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:40,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:40,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:40,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:40,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:40,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:40,120 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:40,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:40,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:40,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 15:16:40,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:40,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:40,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:40,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:40,413 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:40,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2019-10-07 15:16:40,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18c66d66/d1e8462fedd74c568e9e7e1d80c6d18f/FLAGc6c233cba [2019-10-07 15:16:41,088 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:41,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product21.cil.c [2019-10-07 15:16:41,110 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18c66d66/d1e8462fedd74c568e9e7e1d80c6d18f/FLAGc6c233cba [2019-10-07 15:16:41,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f18c66d66/d1e8462fedd74c568e9e7e1d80c6d18f [2019-10-07 15:16:41,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:41,411 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:41,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:41,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:41,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:41,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ec9a0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41, skipping insertion in model container [2019-10-07 15:16:41,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,428 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:41,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:42,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:42,018 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:42,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:42,153 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:42,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42 WrapperNode [2019-10-07 15:16:42,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:42,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:42,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:42,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:42,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (1/1) ... [2019-10-07 15:16:42,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:42,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:42,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:42,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:42,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (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 [2019-10-07 15:16:42,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:42,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:42,309 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:42,310 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:42,311 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-07 15:16:42,312 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:42,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:42,314 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-07 15:16:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:43,997 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:43,998 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:43,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43 BoogieIcfgContainer [2019-10-07 15:16:43,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:44,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:44,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:44,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:44,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:41" (1/3) ... [2019-10-07 15:16:44,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7d44b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:44, skipping insertion in model container [2019-10-07 15:16:44,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:42" (2/3) ... [2019-10-07 15:16:44,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a7d44b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:44, skipping insertion in model container [2019-10-07 15:16:44,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43" (3/3) ... [2019-10-07 15:16:44,009 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2019-10-07 15:16:44,021 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:44,031 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:44,043 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:44,075 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:44,075 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:44,075 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:44,075 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:44,076 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:44,076 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:44,076 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:44,076 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:44,105 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2019-10-07 15:16:44,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:44,119 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,120 INFO L385 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] [2019-10-07 15:16:44,122 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,129 INFO L82 PathProgramCache]: Analyzing trace with hash 77047177, now seen corresponding path program 1 times [2019-10-07 15:16:44,138 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,138 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,138 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,139 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:44,551 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,552 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,553 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:44,558 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:44,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:44,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:44,579 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2019-10-07 15:16:44,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,623 INFO L93 Difference]: Finished difference Result 208 states and 255 transitions. [2019-10-07 15:16:44,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:44,625 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:44,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,643 INFO L225 Difference]: With dead ends: 208 [2019-10-07 15:16:44,643 INFO L226 Difference]: Without dead ends: 106 [2019-10-07 15:16:44,663 INFO L606 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 [2019-10-07 15:16:44,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-07 15:16:44,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-07 15:16:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-07 15:16:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2019-10-07 15:16:44,736 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2019-10-07 15:16:44,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,737 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2019-10-07 15:16:44,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2019-10-07 15:16:44,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:44,741 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,741 INFO L385 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] [2019-10-07 15:16:44,742 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,742 INFO L82 PathProgramCache]: Analyzing trace with hash -134740240, now seen corresponding path program 1 times [2019-10-07 15:16:44,743 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,743 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,743 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,743 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:44,854 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,855 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,855 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:44,858 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:44,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:44,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:44,859 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2019-10-07 15:16:44,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,906 INFO L93 Difference]: Finished difference Result 166 states and 194 transitions. [2019-10-07 15:16:44,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:44,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:44,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,911 INFO L225 Difference]: With dead ends: 166 [2019-10-07 15:16:44,911 INFO L226 Difference]: Without dead ends: 98 [2019-10-07 15:16:44,913 INFO L606 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 [2019-10-07 15:16:44,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-07 15:16:44,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-07 15:16:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-07 15:16:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 112 transitions. [2019-10-07 15:16:44,939 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 112 transitions. Word has length 47 [2019-10-07 15:16:44,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,939 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 112 transitions. [2019-10-07 15:16:44,940 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 112 transitions. [2019-10-07 15:16:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-07 15:16:44,943 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,943 INFO L385 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] [2019-10-07 15:16:44,943 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1272406788, now seen corresponding path program 1 times [2019-10-07 15:16:44,945 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,945 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,946 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,946 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:45,112 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,112 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,113 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:45,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:45,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:45,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:45,115 INFO L87 Difference]: Start difference. First operand 98 states and 112 transitions. Second operand 7 states. [2019-10-07 15:16:45,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,425 INFO L93 Difference]: Finished difference Result 171 states and 200 transitions. [2019-10-07 15:16:45,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 15:16:45,426 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 49 [2019-10-07 15:16:45,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,428 INFO L225 Difference]: With dead ends: 171 [2019-10-07 15:16:45,428 INFO L226 Difference]: Without dead ends: 98 [2019-10-07 15:16:45,429 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:16:45,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-07 15:16:45,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-10-07 15:16:45,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-10-07 15:16:45,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 111 transitions. [2019-10-07 15:16:45,442 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 111 transitions. Word has length 49 [2019-10-07 15:16:45,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,442 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 111 transitions. [2019-10-07 15:16:45,442 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2019-10-07 15:16:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-07 15:16:45,444 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:45,445 INFO L385 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] [2019-10-07 15:16:45,445 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:45,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:45,445 INFO L82 PathProgramCache]: Analyzing trace with hash -165318655, now seen corresponding path program 1 times [2019-10-07 15:16:45,446 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:45,446 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,446 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,446 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:45,540 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,540 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,540 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:45,541 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:45,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:45,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:45,542 INFO L87 Difference]: Start difference. First operand 98 states and 111 transitions. Second operand 6 states. [2019-10-07 15:16:45,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,704 INFO L93 Difference]: Finished difference Result 236 states and 277 transitions. [2019-10-07 15:16:45,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:45,705 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-07 15:16:45,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,708 INFO L225 Difference]: With dead ends: 236 [2019-10-07 15:16:45,709 INFO L226 Difference]: Without dead ends: 163 [2019-10-07 15:16:45,710 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:16:45,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-10-07 15:16:45,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2019-10-07 15:16:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-10-07 15:16:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 183 transitions. [2019-10-07 15:16:45,749 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 183 transitions. Word has length 62 [2019-10-07 15:16:45,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,750 INFO L462 AbstractCegarLoop]: Abstraction has 159 states and 183 transitions. [2019-10-07 15:16:45,750 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 183 transitions. [2019-10-07 15:16:45,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-07 15:16:45,758 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:45,758 INFO L385 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] [2019-10-07 15:16:45,758 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:45,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:45,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1901888339, now seen corresponding path program 1 times [2019-10-07 15:16:45,761 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:45,762 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,762 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,762 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:45,942 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,942 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,942 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:45,944 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:45,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:45,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:45,945 INFO L87 Difference]: Start difference. First operand 159 states and 183 transitions. Second operand 7 states. [2019-10-07 15:16:46,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:46,248 INFO L93 Difference]: Finished difference Result 241 states and 284 transitions. [2019-10-07 15:16:46,250 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:46,250 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-10-07 15:16:46,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:46,251 INFO L225 Difference]: With dead ends: 241 [2019-10-07 15:16:46,251 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:46,253 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-07 15:16:46,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:46,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:46,254 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2019-10-07 15:16:46,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:46,254 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:46,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:46,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:46,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:47,065 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-07 15:16:47,065 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-07 15:16:47,065 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-07 15:16:47,065 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-07 15:16:47,065 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:47,066 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-07 15:16:47,067 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2019-10-07 15:16:47,067 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2019-10-07 15:16:47,067 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2019-10-07 15:16:47,067 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2019-10-07 15:16:47,067 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 529 551) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,067 INFO L439 ceAbstractionStarter]: At program point L541(line 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,068 INFO L439 ceAbstractionStarter]: At program point L541-1(line 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,068 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 546) no Hoare annotation was computed. [2019-10-07 15:16:47,068 INFO L443 ceAbstractionStarter]: For program point L539-1(lines 539 546) no Hoare annotation was computed. [2019-10-07 15:16:47,068 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-10-07 15:16:47,068 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 529 551) no Hoare annotation was computed. [2019-10-07 15:16:47,068 INFO L439 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,069 INFO L439 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,069 INFO L439 ceAbstractionStarter]: At program point L535-1(line 535) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,069 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 483 506) no Hoare annotation was computed. [2019-10-07 15:16:47,069 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 483 506) no Hoare annotation was computed. [2019-10-07 15:16:47,069 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 483 506) no Hoare annotation was computed. [2019-10-07 15:16:47,069 INFO L443 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2019-10-07 15:16:47,069 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2019-10-07 15:16:47,070 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2019-10-07 15:16:47,071 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 850 868) the Hoare annotation is: true [2019-10-07 15:16:47,071 INFO L446 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2019-10-07 15:16:47,071 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 850 868) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-07 15:16:47,072 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-07 15:16:47,073 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-07 15:16:47,073 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 515 525) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,073 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 515 525) no Hoare annotation was computed. [2019-10-07 15:16:47,073 INFO L439 ceAbstractionStarter]: At program point L520(line 520) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,073 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 515 525) no Hoare annotation was computed. [2019-10-07 15:16:47,073 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2019-10-07 15:16:47,074 INFO L446 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2019-10-07 15:16:47,074 INFO L443 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2019-10-07 15:16:47,074 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2019-10-07 15:16:47,074 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2019-10-07 15:16:47,074 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2019-10-07 15:16:47,074 INFO L439 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,074 INFO L439 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,074 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-10-07 15:16:47,075 INFO L439 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,075 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 753 777) no Hoare annotation was computed. [2019-10-07 15:16:47,075 INFO L443 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2019-10-07 15:16:47,075 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 774) no Hoare annotation was computed. [2019-10-07 15:16:47,075 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 753 777) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,075 INFO L439 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,075 INFO L443 ceAbstractionStarter]: For program point L772-1(lines 753 777) no Hoare annotation was computed. [2019-10-07 15:16:47,075 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 719 725) no Hoare annotation was computed. [2019-10-07 15:16:47,076 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 719 725) the Hoare annotation is: true [2019-10-07 15:16:47,076 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 870 933) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,076 INFO L439 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,076 INFO L439 ceAbstractionStarter]: At program point L923(lines 880 925) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,076 INFO L443 ceAbstractionStarter]: For program point L890(lines 890 896) no Hoare annotation was computed. [2019-10-07 15:16:47,076 INFO L443 ceAbstractionStarter]: For program point L890-1(lines 890 896) no Hoare annotation was computed. [2019-10-07 15:16:47,076 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 870 933) no Hoare annotation was computed. [2019-10-07 15:16:47,077 INFO L439 ceAbstractionStarter]: At program point L926(lines 879 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,077 INFO L439 ceAbstractionStarter]: At program point L916-2(lines 910 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,077 INFO L443 ceAbstractionStarter]: For program point L881(lines 880 925) no Hoare annotation was computed. [2019-10-07 15:16:47,077 INFO L439 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:47,077 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 906) no Hoare annotation was computed. [2019-10-07 15:16:47,077 INFO L443 ceAbstractionStarter]: For program point L900-1(lines 900 906) no Hoare annotation was computed. [2019-10-07 15:16:47,077 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 870 933) no Hoare annotation was computed. [2019-10-07 15:16:47,078 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-07 15:16:47,078 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-07 15:16:47,078 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 636 644) the Hoare annotation is: true [2019-10-07 15:16:47,078 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 636 644) no Hoare annotation was computed. [2019-10-07 15:16:47,078 INFO L439 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,078 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: true [2019-10-07 15:16:47,078 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 437) no Hoare annotation was computed. [2019-10-07 15:16:47,078 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 440) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L439 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 443) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L446 ceAbstractionStarter]: At program point L424(line 424) the Hoare annotation is: true [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point L424-1(line 424) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2019-10-07 15:16:47,079 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2019-10-07 15:16:47,079 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 604 626) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 604 626) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:47,080 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 656 665) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2019-10-07 15:16:47,081 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 778 785) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 778 785) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 627 635) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 627 635) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:47,082 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 583 594) the Hoare annotation is: true [2019-10-07 15:16:47,082 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 583 594) no Hoare annotation was computed. [2019-10-07 15:16:47,083 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 595 603) the Hoare annotation is: true [2019-10-07 15:16:47,083 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 595 603) no Hoare annotation was computed. [2019-10-07 15:16:47,083 INFO L439 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,083 INFO L443 ceAbstractionStarter]: For program point L699(lines 698 717) no Hoare annotation was computed. [2019-10-07 15:16:47,083 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 695 718) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,083 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 695 718) no Hoare annotation was computed. [2019-10-07 15:16:47,083 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 695 718) no Hoare annotation was computed. [2019-10-07 15:16:47,083 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,084 INFO L439 ceAbstractionStarter]: At program point L706(lines 706 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,084 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 450 479) no Hoare annotation was computed. [2019-10-07 15:16:47,084 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 450 479) the Hoare annotation is: true [2019-10-07 15:16:47,084 INFO L446 ceAbstractionStarter]: At program point L475(lines 450 479) the Hoare annotation is: true [2019-10-07 15:16:47,084 INFO L443 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2019-10-07 15:16:47,084 INFO L443 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-10-07 15:16:47,084 INFO L446 ceAbstractionStarter]: At program point L464-1(lines 464 468) the Hoare annotation is: true [2019-10-07 15:16:47,084 INFO L446 ceAbstractionStarter]: At program point L460-2(lines 460 474) the Hoare annotation is: true [2019-10-07 15:16:47,085 INFO L446 ceAbstractionStarter]: At program point L456(line 456) the Hoare annotation is: true [2019-10-07 15:16:47,085 INFO L443 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2019-10-07 15:16:47,085 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 559 570) the Hoare annotation is: true [2019-10-07 15:16:47,085 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 559 570) no Hoare annotation was computed. [2019-10-07 15:16:47,085 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 507 513) no Hoare annotation was computed. [2019-10-07 15:16:47,085 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 507 513) the Hoare annotation is: true [2019-10-07 15:16:47,085 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:47,085 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:47,085 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:47,086 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:47,086 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 571 582) no Hoare annotation was computed. [2019-10-07 15:16:47,086 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 571 582) the Hoare annotation is: true [2019-10-07 15:16:47,086 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 646 653) the Hoare annotation is: true [2019-10-07 15:16:47,086 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2019-10-07 15:16:47,086 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 646 653) no Hoare annotation was computed. [2019-10-07 15:16:47,086 INFO L439 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,087 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 743) no Hoare annotation was computed. [2019-10-07 15:16:47,087 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 727 751) no Hoare annotation was computed. [2019-10-07 15:16:47,087 INFO L439 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,087 INFO L443 ceAbstractionStarter]: For program point L733-1(line 733) no Hoare annotation was computed. [2019-10-07 15:16:47,087 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 748) no Hoare annotation was computed. [2019-10-07 15:16:47,087 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 727 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,087 INFO L439 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,087 INFO L443 ceAbstractionStarter]: For program point L746-1(lines 727 751) no Hoare annotation was computed. [2019-10-07 15:16:47,088 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-07 15:16:47,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:47 BoogieIcfgContainer [2019-10-07 15:16:47,102 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:47,105 INFO L168 Benchmark]: Toolchain (without parser) took 5692.81 ms. Allocated memory was 138.9 MB in the beginning and 280.0 MB in the end (delta: 141.0 MB). Free memory was 103.0 MB in the beginning and 207.0 MB in the end (delta: -104.0 MB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:47,105 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-07 15:16:47,106 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.90 ms. Allocated memory was 138.9 MB in the beginning and 205.5 MB in the end (delta: 66.6 MB). Free memory was 102.6 MB in the beginning and 172.2 MB in the end (delta: -69.6 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:47,107 INFO L168 Benchmark]: Boogie Preprocessor took 84.62 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 168.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:47,108 INFO L168 Benchmark]: RCFGBuilder took 1759.92 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 168.3 MB in the beginning and 145.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:47,109 INFO L168 Benchmark]: TraceAbstraction took 3100.53 ms. Allocated memory was 234.9 MB in the beginning and 280.0 MB in the end (delta: 45.1 MB). Free memory was 145.7 MB in the beginning and 207.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:47,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.90 ms. Allocated memory was 138.9 MB in the beginning and 205.5 MB in the end (delta: 66.6 MB). Free memory was 102.6 MB in the beginning and 172.2 MB in the end (delta: -69.6 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.62 ms. Allocated memory is still 205.5 MB. Free memory was 172.2 MB in the beginning and 168.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1759.92 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 168.3 MB in the beginning and 145.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3100.53 ms. Allocated memory was 234.9 MB in the beginning and 280.0 MB in the end (delta: 45.1 MB). Free memory was 145.7 MB in the beginning and 207.0 MB in the end (delta: -61.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 650]: 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: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 180 locations, 1 error locations. Result: SAFE, OverallTime: 3.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 529 SDtfs, 281 SDslu, 816 SDs, 0 SdLazy, 332 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 317 PreInvPairs, 329 NumberOfFragments, 487 HoareAnnotationTreeSize, 317 FomulaSimplifications, 70 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 844 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 26368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...