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_spec4_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:30,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:30,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:30,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:30,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:30,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:30,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:30,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:30,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:30,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:30,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:30,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:30,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:30,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:30,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:30,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:30,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:30,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:30,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:30,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:30,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:30,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:30,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:30,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:30,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:30,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:30,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:30,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:30,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:30,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:30,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:30,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:30,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:30,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:30,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:30,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:30,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:30,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:30,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:30,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:30,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:30,945 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 23:16:30,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:30,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:30,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:30,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:30,973 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:30,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:30,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:30,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:30,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:30,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:30,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:30,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:30,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:30,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:30,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:30,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:30,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:30,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:30,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:30,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:30,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:30,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:30,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:30,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:30,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:30,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:30,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:30,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:30,980 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 [2019-10-13 23:16:31,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:31,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:31,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:31,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:31,287 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:31,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2019-10-13 23:16:31,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252959d8d/9d73c40aaadb464cb68c3a2a7898d612/FLAG61253399a [2019-10-13 23:16:31,945 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:31,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product05.cil.c [2019-10-13 23:16:31,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252959d8d/9d73c40aaadb464cb68c3a2a7898d612/FLAG61253399a [2019-10-13 23:16:32,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252959d8d/9d73c40aaadb464cb68c3a2a7898d612 [2019-10-13 23:16:32,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:32,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:32,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:32,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:32,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:32,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac730e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32, skipping insertion in model container [2019-10-13 23:16:32,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,233 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:32,272 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:32,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:32,738 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:32,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:32,910 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:32,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32 WrapperNode [2019-10-13 23:16:32,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:32,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:32,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:32,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:32,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:32,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (1/1) ... [2019-10-13 23:16:33,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:33,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:33,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:33,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:33,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (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 23:16:33,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:33,079 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:33,080 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:33,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:33,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:33,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:33,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:33,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:33,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:33,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:33,086 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:33,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:33,087 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:33,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:33,087 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:33,087 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:33,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:33,089 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:33,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:33,089 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:33,092 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:33,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:33,094 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:33,095 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:33,096 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:33,097 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:33,098 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:33,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:33,098 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:33,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:33,100 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:16:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:33,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:34,656 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:34,657 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:34,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:34 BoogieIcfgContainer [2019-10-13 23:16:34,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:34,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:34,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:34,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:34,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:32" (1/3) ... [2019-10-13 23:16:34,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6a8549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:34, skipping insertion in model container [2019-10-13 23:16:34,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:32" (2/3) ... [2019-10-13 23:16:34,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e6a8549 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:34, skipping insertion in model container [2019-10-13 23:16:34,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:34" (3/3) ... [2019-10-13 23:16:34,667 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product05.cil.c [2019-10-13 23:16:34,676 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:34,687 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:34,697 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:34,722 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:34,723 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:34,723 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:34,723 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:34,723 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:34,723 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:34,724 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:34,724 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2019-10-13 23:16:34,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:34,758 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:34,759 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] [2019-10-13 23:16:34,761 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:34,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:34,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1120628782, now seen corresponding path program 1 times [2019-10-13 23:16:34,777 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:34,777 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118095289] [2019-10-13 23:16:34,778 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:34,778 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:34,778 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:35,106 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 23:16:35,107 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118095289] [2019-10-13 23:16:35,108 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:35,109 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:35,109 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465250444] [2019-10-13 23:16:35,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:35,115 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:35,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:35,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:35,133 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2019-10-13 23:16:35,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:35,172 INFO L93 Difference]: Finished difference Result 175 states and 210 transitions. [2019-10-13 23:16:35,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:35,173 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:35,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:35,186 INFO L225 Difference]: With dead ends: 175 [2019-10-13 23:16:35,187 INFO L226 Difference]: Without dead ends: 88 [2019-10-13 23:16:35,191 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 23:16:35,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-10-13 23:16:35,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2019-10-13 23:16:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2019-10-13 23:16:35,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 99 transitions. [2019-10-13 23:16:35,241 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 99 transitions. Word has length 42 [2019-10-13 23:16:35,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:35,241 INFO L462 AbstractCegarLoop]: Abstraction has 88 states and 99 transitions. [2019-10-13 23:16:35,242 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2019-10-13 23:16:35,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:35,245 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:35,246 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] [2019-10-13 23:16:35,246 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:35,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:35,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1888153280, now seen corresponding path program 1 times [2019-10-13 23:16:35,247 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:35,247 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652067637] [2019-10-13 23:16:35,247 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:35,248 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:35,248 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:35,424 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 23:16:35,424 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652067637] [2019-10-13 23:16:35,425 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:35,425 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:35,425 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327407443] [2019-10-13 23:16:35,427 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:35,427 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:35,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:35,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:35,428 INFO L87 Difference]: Start difference. First operand 88 states and 99 transitions. Second operand 3 states. [2019-10-13 23:16:35,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:35,460 INFO L93 Difference]: Finished difference Result 133 states and 149 transitions. [2019-10-13 23:16:35,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:35,461 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:35,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:35,464 INFO L225 Difference]: With dead ends: 133 [2019-10-13 23:16:35,464 INFO L226 Difference]: Without dead ends: 80 [2019-10-13 23:16:35,465 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 23:16:35,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-13 23:16:35,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-13 23:16:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-13 23:16:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 88 transitions. [2019-10-13 23:16:35,478 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 88 transitions. Word has length 43 [2019-10-13 23:16:35,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:35,478 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 88 transitions. [2019-10-13 23:16:35,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:35,479 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2019-10-13 23:16:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-13 23:16:35,480 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:35,481 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] [2019-10-13 23:16:35,481 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:35,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:35,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1948584668, now seen corresponding path program 1 times [2019-10-13 23:16:35,484 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:35,484 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409121085] [2019-10-13 23:16:35,485 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:35,485 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:35,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:35,685 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 23:16:35,686 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409121085] [2019-10-13 23:16:35,686 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:35,686 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:35,686 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852045681] [2019-10-13 23:16:35,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:35,688 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:35,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:35,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:35,689 INFO L87 Difference]: Start difference. First operand 80 states and 88 transitions. Second operand 7 states. [2019-10-13 23:16:35,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:35,996 INFO L93 Difference]: Finished difference Result 138 states and 155 transitions. [2019-10-13 23:16:35,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:35,996 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2019-10-13 23:16:35,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:35,998 INFO L225 Difference]: With dead ends: 138 [2019-10-13 23:16:35,998 INFO L226 Difference]: Without dead ends: 80 [2019-10-13 23:16:35,999 INFO L600 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 [2019-10-13 23:16:36,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2019-10-13 23:16:36,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2019-10-13 23:16:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2019-10-13 23:16:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 87 transitions. [2019-10-13 23:16:36,010 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 87 transitions. Word has length 45 [2019-10-13 23:16:36,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:36,011 INFO L462 AbstractCegarLoop]: Abstraction has 80 states and 87 transitions. [2019-10-13 23:16:36,011 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2019-10-13 23:16:36,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 23:16:36,013 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:36,013 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 23:16:36,014 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:36,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:36,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1161257013, now seen corresponding path program 1 times [2019-10-13 23:16:36,014 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:36,014 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065529585] [2019-10-13 23:16:36,015 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,015 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:36,159 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 23:16:36,159 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065529585] [2019-10-13 23:16:36,160 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:36,160 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:36,160 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942016701] [2019-10-13 23:16:36,161 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:36,161 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:36,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:36,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:36,162 INFO L87 Difference]: Start difference. First operand 80 states and 87 transitions. Second operand 10 states. [2019-10-13 23:16:36,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:36,707 INFO L93 Difference]: Finished difference Result 237 states and 274 transitions. [2019-10-13 23:16:36,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:36,708 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2019-10-13 23:16:36,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:36,712 INFO L225 Difference]: With dead ends: 237 [2019-10-13 23:16:36,715 INFO L226 Difference]: Without dead ends: 179 [2019-10-13 23:16:36,716 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:36,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2019-10-13 23:16:36,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 171. [2019-10-13 23:16:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2019-10-13 23:16:36,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 192 transitions. [2019-10-13 23:16:36,771 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 192 transitions. Word has length 53 [2019-10-13 23:16:36,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:36,772 INFO L462 AbstractCegarLoop]: Abstraction has 171 states and 192 transitions. [2019-10-13 23:16:36,774 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2019-10-13 23:16:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-13 23:16:36,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:36,778 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] [2019-10-13 23:16:36,782 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:36,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:36,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1900036554, now seen corresponding path program 1 times [2019-10-13 23:16:36,783 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:36,783 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288485745] [2019-10-13 23:16:36,783 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,783 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:36,906 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 23:16:36,907 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288485745] [2019-10-13 23:16:36,907 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:36,908 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:36,908 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672264487] [2019-10-13 23:16:36,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:36,908 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:36,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:36,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:36,909 INFO L87 Difference]: Start difference. First operand 171 states and 192 transitions. Second operand 3 states. [2019-10-13 23:16:36,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:36,924 INFO L93 Difference]: Finished difference Result 278 states and 320 transitions. [2019-10-13 23:16:36,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:36,925 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2019-10-13 23:16:36,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:36,927 INFO L225 Difference]: With dead ends: 278 [2019-10-13 23:16:36,927 INFO L226 Difference]: Without dead ends: 129 [2019-10-13 23:16:36,928 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 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 23:16:36,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-13 23:16:36,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-13 23:16:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-13 23:16:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 136 transitions. [2019-10-13 23:16:36,964 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 136 transitions. Word has length 59 [2019-10-13 23:16:36,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:36,964 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 136 transitions. [2019-10-13 23:16:36,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2019-10-13 23:16:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-13 23:16:36,968 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:36,971 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:16:36,972 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:36,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:36,972 INFO L82 PathProgramCache]: Analyzing trace with hash 657108833, now seen corresponding path program 1 times [2019-10-13 23:16:36,973 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:36,973 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621732802] [2019-10-13 23:16:36,973 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,973 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:36,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 23:16:37,242 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621732802] [2019-10-13 23:16:37,243 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065184776] [2019-10-13 23:16:37,243 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 23:16:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:37,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:37,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-13 23:16:37,603 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:37,780 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-10-13 23:16:37,780 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:37,781 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-13 23:16:37,781 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216416199] [2019-10-13 23:16:37,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:37,782 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:37,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:37,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-13 23:16:37,783 INFO L87 Difference]: Start difference. First operand 129 states and 136 transitions. Second operand 7 states. [2019-10-13 23:16:37,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:37,967 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2019-10-13 23:16:37,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:37,968 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-10-13 23:16:37,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:37,969 INFO L225 Difference]: With dead ends: 131 [2019-10-13 23:16:37,969 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:37,970 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 177 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-13 23:16:37,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:37,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:37,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:37,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:37,971 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2019-10-13 23:16:37,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:37,971 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:37,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:37,971 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:37,972 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:38,178 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:38,184 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:38,920 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-10-13 23:16:38,920 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-10-13 23:16:38,920 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:38,921 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-10-13 23:16:38,922 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-10-13 23:16:38,922 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-10-13 23:16:38,922 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 850 856) the Hoare annotation is: true [2019-10-13 23:16:38,922 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 850 856) no Hoare annotation was computed. [2019-10-13 23:16:38,922 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 857 865) no Hoare annotation was computed. [2019-10-13 23:16:38,922 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 857 865) the Hoare annotation is: true [2019-10-13 23:16:38,922 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 797 821) the Hoare annotation is: true [2019-10-13 23:16:38,922 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 797 821) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L439 ceAbstractionStarter]: At program point L811(line 811) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,923 INFO L443 ceAbstractionStarter]: For program point L809(lines 809 815) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L439 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,923 INFO L443 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L443 ceAbstractionStarter]: For program point L805(lines 805 818) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L443 ceAbstractionStarter]: For program point L805-1(lines 797 821) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L446 ceAbstractionStarter]: At program point L803(line 803) the Hoare annotation is: true [2019-10-13 23:16:38,923 INFO L443 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2019-10-13 23:16:38,923 INFO L439 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,924 INFO L439 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,924 INFO L439 ceAbstractionStarter]: At program point L576-1(line 576) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,924 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 570 592) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,924 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 570 592) no Hoare annotation was computed. [2019-10-13 23:16:38,924 INFO L439 ceAbstractionStarter]: At program point L582(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,926 INFO L439 ceAbstractionStarter]: At program point L582-1(line 582) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point L580(lines 580 587) no Hoare annotation was computed. [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point L580-1(lines 580 587) no Hoare annotation was computed. [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 525 548) no Hoare annotation was computed. [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-10-13 23:16:38,926 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 525 548) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 525 548) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-13 23:16:38,927 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-13 23:16:38,928 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point L789(line 789) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point L789-1(line 789) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 843 849) no Hoare annotation was computed. [2019-10-13 23:16:38,929 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 843 849) the Hoare annotation is: true [2019-10-13 23:16:38,929 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 557 566) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,930 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 557 566) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 557 566) no Hoare annotation was computed. [2019-10-13 23:16:38,930 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2019-10-13 23:16:38,931 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2019-10-13 23:16:38,931 INFO L446 ceAbstractionStarter]: At program point L744(line 744) the Hoare annotation is: true [2019-10-13 23:16:38,931 INFO L443 ceAbstractionStarter]: For program point L744-1(line 744) no Hoare annotation was computed. [2019-10-13 23:16:38,931 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2019-10-13 23:16:38,931 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2019-10-13 23:16:38,931 INFO L439 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,931 INFO L443 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2019-10-13 23:16:38,931 INFO L443 ceAbstractionStarter]: For program point L702(lines 702 719) no Hoare annotation was computed. [2019-10-13 23:16:38,932 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2019-10-13 23:16:38,932 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:38,932 INFO L439 ceAbstractionStarter]: At program point L717(line 717) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:38,932 INFO L443 ceAbstractionStarter]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2019-10-13 23:16:38,932 INFO L439 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,932 INFO L439 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,933 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 714) no Hoare annotation was computed. [2019-10-13 23:16:38,933 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2019-10-13 23:16:38,933 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2019-10-13 23:16:38,933 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 594 657) the Hoare annotation is: (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,933 INFO L439 ceAbstractionStarter]: At program point L640-2(lines 634 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,933 INFO L443 ceAbstractionStarter]: For program point L605(lines 604 649) no Hoare annotation was computed. [2019-10-13 23:16:38,934 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 594 657) no Hoare annotation was computed. [2019-10-13 23:16:38,934 INFO L439 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,934 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 630) no Hoare annotation was computed. [2019-10-13 23:16:38,934 INFO L443 ceAbstractionStarter]: For program point L624-1(lines 624 630) no Hoare annotation was computed. [2019-10-13 23:16:38,934 INFO L439 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,934 INFO L439 ceAbstractionStarter]: At program point L647(lines 604 649) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:38,934 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 620) no Hoare annotation was computed. [2019-10-13 23:16:38,934 INFO L443 ceAbstractionStarter]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L439 ceAbstractionStarter]: At program point L650(lines 603 651) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 594 657) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:38,935 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-10-13 23:16:38,936 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 833 842) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 833 842) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 723 730) no Hoare annotation was computed. [2019-10-13 23:16:38,937 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 723 730) no Hoare annotation was computed. [2019-10-13 23:16:38,938 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-10-13 23:16:38,938 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-10-13 23:16:38,938 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2019-10-13 23:16:38,938 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-10-13 23:16:38,938 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:38,938 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:38,938 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-10-13 23:16:38,938 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-10-13 23:16:38,939 INFO L439 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:38,939 INFO L443 ceAbstractionStarter]: For program point L670(lines 669 688) no Hoare annotation was computed. [2019-10-13 23:16:38,939 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:38,939 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2019-10-13 23:16:38,939 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:38,939 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2019-10-13 23:16:38,939 INFO L439 ceAbstractionStarter]: At program point L677(lines 677 683) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:38,940 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2019-10-13 23:16:38,940 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2019-10-13 23:16:38,940 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-10-13 23:16:38,940 INFO L446 ceAbstractionStarter]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2019-10-13 23:16:38,940 INFO L446 ceAbstractionStarter]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2019-10-13 23:16:38,940 INFO L446 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2019-10-13 23:16:38,940 INFO L443 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2019-10-13 23:16:38,940 INFO L446 ceAbstractionStarter]: At program point L519(lines 494 523) the Hoare annotation is: true [2019-10-13 23:16:38,941 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 23:16:38,941 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-10-13 23:16:38,941 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-10-13 23:16:38,941 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 549 555) no Hoare annotation was computed. [2019-10-13 23:16:38,941 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 549 555) the Hoare annotation is: true [2019-10-13 23:16:38,941 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:38,941 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 23:16:38,941 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:38,941 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:38,942 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-10-13 23:16:38,942 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:38,942 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 827) no Hoare annotation was computed. [2019-10-13 23:16:38,942 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 823 830) the Hoare annotation is: true [2019-10-13 23:16:38,942 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 823 830) no Hoare annotation was computed. [2019-10-13 23:16:38,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:38 BoogieIcfgContainer [2019-10-13 23:16:38,955 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:38,958 INFO L168 Benchmark]: Toolchain (without parser) took 6740.71 ms. Allocated memory was 146.3 MB in the beginning and 281.0 MB in the end (delta: 134.7 MB). Free memory was 103.5 MB in the beginning and 229.6 MB in the end (delta: -126.1 MB). Peak memory consumption was 146.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,959 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,960 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.39 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 103.3 MB in the beginning and 172.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,961 INFO L168 Benchmark]: Boogie Preprocessor took 90.45 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,962 INFO L168 Benchmark]: RCFGBuilder took 1656.56 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 168.6 MB in the beginning and 154.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,963 INFO L168 Benchmark]: TraceAbstraction took 4295.79 ms. Allocated memory was 234.9 MB in the beginning and 281.0 MB in the end (delta: 46.1 MB). Free memory was 152.6 MB in the beginning and 229.6 MB in the end (delta: -77.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:38,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.39 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 103.3 MB in the beginning and 172.6 MB in the end (delta: -69.2 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.45 ms. Allocated memory is still 204.5 MB. Free memory was 172.6 MB in the beginning and 168.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1656.56 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 168.6 MB in the beginning and 154.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 81.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4295.79 ms. Allocated memory was 234.9 MB in the beginning and 281.0 MB in the end (delta: 46.1 MB). Free memory was 152.6 MB in the beginning and 229.6 MB in the end (delta: -77.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 827]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || (0 == splverifierCounter && pumpRunning == 0) - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 160 locations, 1 error locations. Result: SAFE, OverallTime: 4.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 508 SDtfs, 305 SDslu, 996 SDs, 0 SdLazy, 401 SolverSat, 51 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 244 GetRequests, 195 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred 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, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 260 PreInvPairs, 278 NumberOfFragments, 524 HoareAnnotationTreeSize, 260 FomulaSimplifications, 119 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 804 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 495 ConstructedInterpolants, 0 QuantifiedInterpolants, 61157 SizeOfPredicates, 2 NumberOfNonLiveVariables, 734 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 66/81 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...