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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:58:15,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:58:15,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:58:15,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:58:15,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:58:15,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:58:15,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:58:15,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:58:15,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:58:15,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:58:15,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:58:15,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:58:15,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:58:16,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:58:16,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:58:16,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:58:16,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:58:16,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:58:16,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:58:16,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:58:16,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:58:16,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:58:16,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:58:16,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:58:16,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:58:16,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:58:16,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:58:16,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:58:16,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:58:16,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:58:16,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:58:16,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:58:16,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:58:16,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:58:16,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:58:16,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:58:16,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:58:16,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:58:16,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:58:16,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:58:16,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:58:16,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:58:16,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:58:16,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:58:16,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:58:16,050 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:58:16,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:58:16,053 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:58:16,053 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:58:16,053 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:58:16,053 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:58:16,053 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:58:16,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:58:16,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:58:16,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:58:16,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:58:16,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:58:16,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:58:16,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:58:16,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:58:16,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:58:16,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:58:16,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:58:16,058 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:58:16,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:58:16,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:58:16,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:58:16,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:58:16,059 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:58:16,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:58:16,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:58:16,059 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:58:16,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:58:16,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:58:16,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:58:16,114 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:58:16,114 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:58:16,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-03 02:58:16,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea36e826/fe6cbbdfe68c436186dec9de8ad1d438/FLAGfe4e4db27 [2019-10-03 02:58:16,738 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:58:16,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-03 02:58:16,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea36e826/fe6cbbdfe68c436186dec9de8ad1d438/FLAGfe4e4db27 [2019-10-03 02:58:17,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ea36e826/fe6cbbdfe68c436186dec9de8ad1d438 [2019-10-03 02:58:17,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:58:17,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:58:17,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:58:17,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:58:17,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:58:17,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@596bf86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17, skipping insertion in model container [2019-10-03 02:58:17,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,082 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:58:17,133 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:58:17,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:58:17,627 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:58:17,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:58:17,785 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:58:17,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17 WrapperNode [2019-10-03 02:58:17,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:58:17,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:58:17,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:58:17,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:58:17,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,868 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (1/1) ... [2019-10-03 02:58:17,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:58:17,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:58:17,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:58:17,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:58:17,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (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 [2019-10-03 02:58:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:58:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:58:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-03 02:58:17,979 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-03 02:58:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-03 02:58:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-03 02:58:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-03 02:58:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-03 02:58:17,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-03 02:58:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-03 02:58:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-03 02:58:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-03 02:58:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-03 02:58:17,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-03 02:58:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-03 02:58:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-03 02:58:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-03 02:58:17,982 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-03 02:58:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-03 02:58:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-03 02:58:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-03 02:58:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-03 02:58:17,983 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-03 02:58:17,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-03 02:58:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-03 02:58:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:58:17,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-03 02:58:17,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:58:17,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:58:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-03 02:58:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-03 02:58:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-03 02:58:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-03 02:58:17,986 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-03 02:58:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-03 02:58:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-03 02:58:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-03 02:58:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-03 02:58:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:58:17,988 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-03 02:58:17,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-03 02:58:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-03 02:58:17,991 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-03 02:58:17,992 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:58:17,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:58:17,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:58:17,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:58:19,153 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:58:19,153 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-03 02:58:19,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:58:19 BoogieIcfgContainer [2019-10-03 02:58:19,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:58:19,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:58:19,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:58:19,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:58:19,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:58:17" (1/3) ... [2019-10-03 02:58:19,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4244bdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:58:19, skipping insertion in model container [2019-10-03 02:58:19,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:58:17" (2/3) ... [2019-10-03 02:58:19,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4244bdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:58:19, skipping insertion in model container [2019-10-03 02:58:19,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:58:19" (3/3) ... [2019-10-03 02:58:19,167 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2019-10-03 02:58:19,178 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:58:19,190 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:58:19,207 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:58:19,233 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:58:19,233 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:58:19,234 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:58:19,234 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:58:19,234 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:58:19,234 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:58:19,234 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:58:19,234 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:58:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-10-03 02:58:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-03 02:58:19,270 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:19,271 INFO L411 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] [2019-10-03 02:58:19,274 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:19,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:19,280 INFO L82 PathProgramCache]: Analyzing trace with hash 435193552, now seen corresponding path program 1 times [2019-10-03 02:58:19,283 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:19,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:19,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,345 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:58:19,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:58:19,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-03 02:58:19,664 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:19,670 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:58:19,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:58:19,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:58:19,689 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-10-03 02:58:19,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:19,720 INFO L93 Difference]: Finished difference Result 117 states and 134 transitions. [2019-10-03 02:58:19,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:58:19,722 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-03 02:58:19,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:19,737 INFO L225 Difference]: With dead ends: 117 [2019-10-03 02:58:19,737 INFO L226 Difference]: Without dead ends: 106 [2019-10-03 02:58:19,739 INFO L640 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 [2019-10-03 02:58:19,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-10-03 02:58:19,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-10-03 02:58:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-03 02:58:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2019-10-03 02:58:19,788 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2019-10-03 02:58:19,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:19,788 INFO L475 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2019-10-03 02:58:19,789 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:58:19,789 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2019-10-03 02:58:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-03 02:58:19,792 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:19,792 INFO L411 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] [2019-10-03 02:58:19,793 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:19,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:19,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1385919944, now seen corresponding path program 1 times [2019-10-03 02:58:19,793 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:19,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:19,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,797 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:58:19,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:58:19,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:58:19,904 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:19,906 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:58:19,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:58:19,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:58:19,907 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 3 states. [2019-10-03 02:58:19,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:19,922 INFO L93 Difference]: Finished difference Result 97 states and 110 transitions. [2019-10-03 02:58:19,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:58:19,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-03 02:58:19,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:19,925 INFO L225 Difference]: With dead ends: 97 [2019-10-03 02:58:19,925 INFO L226 Difference]: Without dead ends: 97 [2019-10-03 02:58:19,926 INFO L640 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 [2019-10-03 02:58:19,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-10-03 02:58:19,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-10-03 02:58:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-03 02:58:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2019-10-03 02:58:19,945 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2019-10-03 02:58:19,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:19,946 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2019-10-03 02:58:19,946 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:58:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2019-10-03 02:58:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-03 02:58:19,948 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:19,949 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:58:19,949 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:19,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:19,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1134529237, now seen corresponding path program 1 times [2019-10-03 02:58:19,951 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:19,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:19,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:19,954 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:20,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:58:20,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:58:20,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-03 02:58:20,188 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:20,188 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-03 02:58:20,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-03 02:58:20,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-03 02:58:20,189 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 7 states. [2019-10-03 02:58:20,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:20,535 INFO L93 Difference]: Finished difference Result 97 states and 109 transitions. [2019-10-03 02:58:20,538 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-03 02:58:20,538 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-10-03 02:58:20,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:20,541 INFO L225 Difference]: With dead ends: 97 [2019-10-03 02:58:20,541 INFO L226 Difference]: Without dead ends: 97 [2019-10-03 02:58:20,542 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-03 02:58:20,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-10-03 02:58:20,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-10-03 02:58:20,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-03 02:58:20,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2019-10-03 02:58:20,555 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2019-10-03 02:58:20,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:20,555 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2019-10-03 02:58:20,556 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-03 02:58:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2019-10-03 02:58:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-03 02:58:20,558 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:20,558 INFO L411 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] [2019-10-03 02:58:20,558 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:20,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:20,559 INFO L82 PathProgramCache]: Analyzing trace with hash -109318848, now seen corresponding path program 1 times [2019-10-03 02:58:20,559 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:20,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:20,562 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:20,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:20,562 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:58:20,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:58:20,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-03 02:58:20,780 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:20,781 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-03 02:58:20,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-03 02:58:20,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-03 02:58:20,782 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 10 states. [2019-10-03 02:58:21,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:21,419 INFO L93 Difference]: Finished difference Result 223 states and 262 transitions. [2019-10-03 02:58:21,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-03 02:58:21,420 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2019-10-03 02:58:21,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:21,424 INFO L225 Difference]: With dead ends: 223 [2019-10-03 02:58:21,425 INFO L226 Difference]: Without dead ends: 223 [2019-10-03 02:58:21,425 INFO L640 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 [2019-10-03 02:58:21,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2019-10-03 02:58:21,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2019-10-03 02:58:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-10-03 02:58:21,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 255 transitions. [2019-10-03 02:58:21,478 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 255 transitions. Word has length 60 [2019-10-03 02:58:21,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:21,479 INFO L475 AbstractCegarLoop]: Abstraction has 219 states and 255 transitions. [2019-10-03 02:58:21,479 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-03 02:58:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 255 transitions. [2019-10-03 02:58:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-03 02:58:21,487 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:21,488 INFO L411 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] [2019-10-03 02:58:21,488 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:21,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:21,488 INFO L82 PathProgramCache]: Analyzing trace with hash 590187014, now seen corresponding path program 1 times [2019-10-03 02:58:21,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:21,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:21,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:21,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:21,495 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-03 02:58:21,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:58:21,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:58:21,619 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:21,620 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:58:21,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:58:21,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:58:21,622 INFO L87 Difference]: Start difference. First operand 219 states and 255 transitions. Second operand 3 states. [2019-10-03 02:58:21,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:21,634 INFO L93 Difference]: Finished difference Result 161 states and 179 transitions. [2019-10-03 02:58:21,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:58:21,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2019-10-03 02:58:21,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:21,637 INFO L225 Difference]: With dead ends: 161 [2019-10-03 02:58:21,637 INFO L226 Difference]: Without dead ends: 161 [2019-10-03 02:58:21,638 INFO L640 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 [2019-10-03 02:58:21,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2019-10-03 02:58:21,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2019-10-03 02:58:21,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2019-10-03 02:58:21,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2019-10-03 02:58:21,663 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 64 [2019-10-03 02:58:21,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:21,664 INFO L475 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2019-10-03 02:58:21,664 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:58:21,665 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2019-10-03 02:58:21,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-03 02:58:21,667 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:58:21,667 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:58:21,672 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:58:21,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:21,673 INFO L82 PathProgramCache]: Analyzing trace with hash 542477257, now seen corresponding path program 1 times [2019-10-03 02:58:21,673 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:58:21,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:21,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:58:21,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:58:21,677 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:58:21,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:58:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-03 02:58:21,844 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-03 02:58:21,845 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-10-03 02:58:21,846 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2019-10-03 02:58:21,850 INFO L207 CegarAbsIntRunner]: [50], [51], [52], [54], [57], [59], [62], [68], [70], [71], [75], [78], [102], [118], [133], [136], [137], [146], [150], [154], [157], [162], [168], [170], [176], [179], [209], [210], [218], [222], [228], [266], [270], [271], [274], [275], [278], [279], [372], [373], [383], [391], [392], [393], [394], [395], [397], [398], [399], [400], [401], [402], [403], [404], [405], [443], [444], [445], [446], [451], [452], [461], [462], [463], [464], [471], [479], [480], [481] [2019-10-03 02:58:21,895 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-03 02:58:21,895 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 02:58:21,978 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-03 02:58:21,982 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-10-03 02:58:21,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:58:21,988 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-03 02:58:22,040 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-03 02:58:22,040 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-10-03 02:58:22,044 INFO L420 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2019-10-03 02:58:22,045 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-03 02:58:22,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-03 02:58:22,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-10-03 02:58:22,046 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:58:22,046 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:58:22,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:58:22,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:58:22,047 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 2 states. [2019-10-03 02:58:22,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:58:22,048 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-10-03 02:58:22,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:58:22,048 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 100 [2019-10-03 02:58:22,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:58:22,048 INFO L225 Difference]: With dead ends: 2 [2019-10-03 02:58:22,048 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:58:22,049 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:58:22,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:58:22,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:58:22,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:58:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:58:22,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2019-10-03 02:58:22,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:58:22,050 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:58:22,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:58:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:58:22,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:58:22,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:58:22 BoogieIcfgContainer [2019-10-03 02:58:22,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:58:22,070 INFO L168 Benchmark]: Toolchain (without parser) took 5001.95 ms. Allocated memory was 133.7 MB in the beginning and 259.0 MB in the end (delta: 125.3 MB). Free memory was 87.6 MB in the beginning and 106.7 MB in the end (delta: -19.1 MB). Peak memory consumption was 106.2 MB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,071 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.46 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.6 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,074 INFO L168 Benchmark]: Boogie Preprocessor took 124.69 ms. Allocated memory is still 200.8 MB. Free memory was 165.6 MB in the beginning and 161.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,075 INFO L168 Benchmark]: RCFGBuilder took 1243.71 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 161.9 MB in the beginning and 195.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,077 INFO L168 Benchmark]: TraceAbstraction took 2906.92 ms. Allocated memory was 226.5 MB in the beginning and 259.0 MB in the end (delta: 32.5 MB). Free memory was 195.9 MB in the beginning and 106.7 MB in the end (delta: 89.2 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-10-03 02:58:22,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.46 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 165.6 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.69 ms. Allocated memory is still 200.8 MB. Free memory was 165.6 MB in the beginning and 161.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1243.71 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 161.9 MB in the beginning and 195.9 MB in the end (delta: -34.0 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2906.92 ms. Allocated memory was 226.5 MB in the beginning and 259.0 MB in the end (delta: 32.5 MB). Free memory was 195.9 MB in the beginning and 106.7 MB in the end (delta: 89.2 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. SAFE Result, 2.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 559 SDtfs, 308 SDslu, 1119 SDs, 0 SdLazy, 372 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 369 NumberOfCodeBlocks, 369 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 363 ConstructedInterpolants, 0 QuantifiedInterpolants, 48871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...