/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:57:53,948 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:57:53,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:57:53,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:57:53,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:57:53,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:57:53,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:57:53,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:57:53,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:57:53,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:57:53,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:57:53,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:57:53,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:57:53,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:57:53,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:57:53,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:57:53,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:57:53,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:57:53,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:57:54,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:57:54,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:57:54,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:57:54,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:57:54,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:57:54,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:57:54,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:57:54,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:57:54,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:57:54,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:57:54,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:57:54,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:57:54,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:57:54,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:57:54,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:57:54,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:57:54,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:57:54,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:57:54,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:57:54,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:57:54,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:57:54,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:57:54,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 00:57:54,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:57:54,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:57:54,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:57:54,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:57:54,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:57:54,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:57:54,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:57:54,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:57:54,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:57:54,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:57:54,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:57:54,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:57:54,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:57:54,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:57:54,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:57:54,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:57:54,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:57:54,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:57:54,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:57:54,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:57:54,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:57:54,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:57:54,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:57:54,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:57:54,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:57:54,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:57:54,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:57:54,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:57:54,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-11-07 00:57:54,377 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:57:54,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:57:54,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:57:54,399 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:57:54,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:57:54,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-11-07 00:57:54,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07850eefb/62421b1c223547e8811d8ed0264d0eb4/FLAG97f2c676b [2019-11-07 00:57:54,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:57:54,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-11-07 00:57:55,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07850eefb/62421b1c223547e8811d8ed0264d0eb4/FLAG97f2c676b [2019-11-07 00:57:55,276 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07850eefb/62421b1c223547e8811d8ed0264d0eb4 [2019-11-07 00:57:55,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:57:55,286 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:57:55,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:57:55,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:57:55,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:57:55,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c304c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55, skipping insertion in model container [2019-11-07 00:57:55,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,302 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:57:55,357 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:57:55,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:57:55,819 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:57:55,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:57:55,933 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:57:55,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55 WrapperNode [2019-11-07 00:57:55,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:57:55,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:57:55,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:57:55,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:57:55,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:55,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:56,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:56,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... [2019-11-07 00:57:56,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:57:56,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:57:56,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:57:56,022 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:57:56,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:57:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:57:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:57:56,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:57:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:57:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:57:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:57:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:57:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:57:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:57:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:57:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:57:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:57:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:57:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:57:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-07 00:57:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:57:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:57:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:57:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:57:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:57:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:57:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:57:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:57:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:57:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:57:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:57:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:57:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:57:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:57:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:57:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:57:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:57:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:57:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:57:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:57:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:57:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:57:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:57:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:57:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-11-07 00:57:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:57:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-07 00:57:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:57:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:57:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:57:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:57:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:57:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:57:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:57:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:57:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:57:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:57:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:57:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:57:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:57:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:57:56,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:57:56,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:57:56,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:57:57,198 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:57:57,198 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:57:57,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:57 BoogieIcfgContainer [2019-11-07 00:57:57,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:57:57,201 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:57:57,201 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:57:57,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:57:57,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:57:55" (1/3) ... [2019-11-07 00:57:57,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9979a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:57, skipping insertion in model container [2019-11-07 00:57:57,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:55" (2/3) ... [2019-11-07 00:57:57,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9979a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:57, skipping insertion in model container [2019-11-07 00:57:57,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:57" (3/3) ... [2019-11-07 00:57:57,208 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11.cil.c [2019-11-07 00:57:57,218 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:57:57,226 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:57:57,238 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:57:57,264 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:57:57,264 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:57:57,264 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:57:57,264 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:57:57,265 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:57:57,265 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:57:57,265 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:57:57,265 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:57:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2019-11-07 00:57:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-07 00:57:57,292 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:57,294 INFO L410 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] [2019-11-07 00:57:57,296 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:57,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:57,302 INFO L82 PathProgramCache]: Analyzing trace with hash 3662400, now seen corresponding path program 1 times [2019-11-07 00:57:57,312 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:57,312 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813263917] [2019-11-07 00:57:57,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:57,672 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813263917] [2019-11-07 00:57:57,673 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:57,673 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:57:57,674 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172419975] [2019-11-07 00:57:57,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:57:57,686 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:57,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:57:57,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:57:57,702 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2019-11-07 00:57:57,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:57,743 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2019-11-07 00:57:57,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:57:57,744 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-11-07 00:57:57,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:57,756 INFO L225 Difference]: With dead ends: 180 [2019-11-07 00:57:57,756 INFO L226 Difference]: Without dead ends: 90 [2019-11-07 00:57:57,762 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:57:57,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-07 00:57:57,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2019-11-07 00:57:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-07 00:57:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2019-11-07 00:57:57,833 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2019-11-07 00:57:57,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:57,840 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2019-11-07 00:57:57,841 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:57:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2019-11-07 00:57:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-07 00:57:57,846 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:57,846 INFO L410 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] [2019-11-07 00:57:57,847 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:57,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:57,847 INFO L82 PathProgramCache]: Analyzing trace with hash -306482980, now seen corresponding path program 1 times [2019-11-07 00:57:57,847 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:57,848 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038979770] [2019-11-07 00:57:57,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:58,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:58,020 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038979770] [2019-11-07 00:57:58,022 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:58,022 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:57:58,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002394625] [2019-11-07 00:57:58,025 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:57:58,026 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:58,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:57:58,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:57:58,027 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2019-11-07 00:57:58,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:58,049 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2019-11-07 00:57:58,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:57:58,050 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-11-07 00:57:58,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:58,051 INFO L225 Difference]: With dead ends: 120 [2019-11-07 00:57:58,052 INFO L226 Difference]: Without dead ends: 81 [2019-11-07 00:57:58,053 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:57:58,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2019-11-07 00:57:58,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2019-11-07 00:57:58,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-11-07 00:57:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2019-11-07 00:57:58,064 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2019-11-07 00:57:58,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:58,065 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2019-11-07 00:57:58,065 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:57:58,065 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2019-11-07 00:57:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 00:57:58,067 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:58,067 INFO L410 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] [2019-11-07 00:57:58,068 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:58,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:58,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1187758501, now seen corresponding path program 1 times [2019-11-07 00:57:58,068 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:58,069 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377780983] [2019-11-07 00:57:58,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:58,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:58,238 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377780983] [2019-11-07 00:57:58,239 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:58,239 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:57:58,240 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764712505] [2019-11-07 00:57:58,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:57:58,241 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:58,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:57:58,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:57:58,242 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 7 states. [2019-11-07 00:57:58,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:58,567 INFO L93 Difference]: Finished difference Result 245 states and 294 transitions. [2019-11-07 00:57:58,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:57:58,568 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-11-07 00:57:58,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:58,574 INFO L225 Difference]: With dead ends: 245 [2019-11-07 00:57:58,574 INFO L226 Difference]: Without dead ends: 188 [2019-11-07 00:57:58,575 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-07 00:57:58,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2019-11-07 00:57:58,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 168. [2019-11-07 00:57:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2019-11-07 00:57:58,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions. [2019-11-07 00:57:58,637 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51 [2019-11-07 00:57:58,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:58,638 INFO L462 AbstractCegarLoop]: Abstraction has 168 states and 200 transitions. [2019-11-07 00:57:58,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:57:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2019-11-07 00:57:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-07 00:57:58,641 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:58,641 INFO L410 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] [2019-11-07 00:57:58,641 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:58,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:58,642 INFO L82 PathProgramCache]: Analyzing trace with hash -5484303, now seen corresponding path program 1 times [2019-11-07 00:57:58,642 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:58,642 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505837826] [2019-11-07 00:57:58,643 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:58,770 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505837826] [2019-11-07 00:57:58,770 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:58,770 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:57:58,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492724227] [2019-11-07 00:57:58,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:57:58,771 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:58,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:57:58,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:57:58,772 INFO L87 Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 6 states. [2019-11-07 00:57:58,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:58,944 INFO L93 Difference]: Finished difference Result 441 states and 548 transitions. [2019-11-07 00:57:58,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:57:58,944 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-11-07 00:57:58,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:58,948 INFO L225 Difference]: With dead ends: 441 [2019-11-07 00:57:58,949 INFO L226 Difference]: Without dead ends: 297 [2019-11-07 00:57:58,950 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:57:58,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2019-11-07 00:57:59,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 291. [2019-11-07 00:57:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2019-11-07 00:57:59,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 350 transitions. [2019-11-07 00:57:59,006 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 350 transitions. Word has length 54 [2019-11-07 00:57:59,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:59,007 INFO L462 AbstractCegarLoop]: Abstraction has 291 states and 350 transitions. [2019-11-07 00:57:59,007 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:57:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 350 transitions. [2019-11-07 00:57:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-07 00:57:59,013 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:57:59,013 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:57:59,013 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:57:59,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:57:59,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1905030509, now seen corresponding path program 1 times [2019-11-07 00:57:59,014 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:57:59,015 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475935433] [2019-11-07 00:57:59,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:57:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:57:59,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:57:59,106 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475935433] [2019-11-07 00:57:59,106 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:57:59,106 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:57:59,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187609401] [2019-11-07 00:57:59,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:57:59,107 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:57:59,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:57:59,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:57:59,108 INFO L87 Difference]: Start difference. First operand 291 states and 350 transitions. Second operand 6 states. [2019-11-07 00:57:59,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:57:59,253 INFO L93 Difference]: Finished difference Result 529 states and 652 transitions. [2019-11-07 00:57:59,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-07 00:57:59,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2019-11-07 00:57:59,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:57:59,257 INFO L225 Difference]: With dead ends: 529 [2019-11-07 00:57:59,258 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:57:59,261 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:57:59,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:57:59,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:57:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:57:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:57:59,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-11-07 00:57:59,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:57:59,263 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:57:59,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:57:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:57:59,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:57:59,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:57:59,892 INFO L443 ceAbstractionStarter]: For program point L609(lines 586 610) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 562 617) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point L593-1(lines 593 597) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point L587-2(lines 587 608) no Hoare annotation was computed. [2019-11-07 00:57:59,893 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 562 617) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 562 617) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point L670(lines 643 671) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point L663(line 663) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point L663-1(line 663) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 618 677) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 618 677) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 654) no Hoare annotation was computed. [2019-11-07 00:57:59,894 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 618 677) no Hoare annotation was computed. [2019-11-07 00:57:59,895 INFO L443 ceAbstractionStarter]: For program point L650-1(lines 650 654) no Hoare annotation was computed. [2019-11-07 00:57:59,895 INFO L443 ceAbstractionStarter]: For program point L645(line 645) no Hoare annotation was computed. [2019-11-07 00:57:59,895 INFO L443 ceAbstractionStarter]: For program point L644-2(lines 644 669) no Hoare annotation was computed. [2019-11-07 00:57:59,895 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2019-11-07 00:57:59,895 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2019-11-07 00:57:59,895 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2019-11-07 00:57:59,896 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2019-11-07 00:57:59,896 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2019-11-07 00:57:59,896 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-11-07 00:57:59,896 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-11-07 00:57:59,896 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,897 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,897 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,897 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,897 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-11-07 00:57:59,897 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-11-07 00:57:59,897 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,898 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,898 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-07 00:57:59,898 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-11-07 00:57:59,898 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-07 00:57:59,898 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-11-07 00:57:59,898 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-07 00:57:59,899 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-11-07 00:57:59,900 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 311 325) no Hoare annotation was computed. [2019-11-07 00:57:59,901 INFO L439 ceAbstractionStarter]: At program point L317(line 317) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:57:59,901 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 321) no Hoare annotation was computed. [2019-11-07 00:57:59,901 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 311 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:57:59,901 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 311 325) no Hoare annotation was computed. [2019-11-07 00:57:59,901 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 221 228) no Hoare annotation was computed. [2019-11-07 00:57:59,901 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 221 228) no Hoare annotation was computed. [2019-11-07 00:57:59,901 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 221 228) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 266 274) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 266 274) the Hoare annotation is: true [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 266 274) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point L282(lines 282 290) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point L282-2(lines 282 290) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point L305(line 305) no Hoare annotation was computed. [2019-11-07 00:57:59,902 INFO L443 ceAbstractionStarter]: For program point L305-1(line 305) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 275 310) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 275 310) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 302) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point L294-2(lines 294 302) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 275 310) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2019-11-07 00:57:59,903 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2019-11-07 00:57:59,903 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 516 561) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 516 561) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 516 561) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 829 874) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 856) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point L843(lines 843 863) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 829 874) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point L843-1(lines 843 863) no Hoare annotation was computed. [2019-11-07 00:57:59,904 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 829 874) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 255 265) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 255 265) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 255 265) no Hoare annotation was computed. [2019-11-07 00:57:59,905 INFO L443 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2019-11-07 00:57:59,906 INFO L443 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2019-11-07 00:57:59,906 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 247 254) the Hoare annotation is: true [2019-11-07 00:57:59,906 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2019-11-07 00:57:59,906 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2019-11-07 00:57:59,906 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 214 220) no Hoare annotation was computed. [2019-11-07 00:57:59,906 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 214 220) the Hoare annotation is: true [2019-11-07 00:57:59,907 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,907 INFO L439 ceAbstractionStarter]: At program point L382(lines 337 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,907 INFO L439 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,907 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 353) no Hoare annotation was computed. [2019-11-07 00:57:59,907 INFO L443 ceAbstractionStarter]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2019-11-07 00:57:59,907 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2019-11-07 00:57:59,907 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-11-07 00:57:59,908 INFO L439 ceAbstractionStarter]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,908 INFO L439 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,908 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 379) no Hoare annotation was computed. [2019-11-07 00:57:59,908 INFO L439 ceAbstractionStarter]: At program point L373-1(lines 367 380) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,908 INFO L443 ceAbstractionStarter]: For program point L338(lines 337 384) no Hoare annotation was computed. [2019-11-07 00:57:59,908 INFO L443 ceAbstractionStarter]: For program point L367(lines 367 380) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L439 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 363) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point L797(lines 797 817) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point L797-1(lines 797 817) no Hoare annotation was computed. [2019-11-07 00:57:59,909 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 783 828) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 783 828) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 783 828) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point L803(lines 803 810) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 467) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point L459-2(lines 459 467) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 451 473) no Hoare annotation was computed. [2019-11-07 00:57:59,910 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 451 473) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 451 473) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 779) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 680 782) no Hoare annotation was computed. [2019-11-07 00:57:59,911 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L729-2(lines 729 749) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L750(lines 728 751) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 680 782) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 725) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 776) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L730(lines 729 749) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L761(line 761) no Hoare annotation was computed. [2019-11-07 00:57:59,912 INFO L443 ceAbstractionStarter]: For program point L761-1(line 761) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 767) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 680 782) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point L745-1(line 745) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,913 INFO L443 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point L241-1(lines 230 246) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 230 246) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 230 246) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 474 482) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 474 482) no Hoare annotation was computed. [2019-11-07 00:57:59,914 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 474 482) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L443 ceAbstractionStarter]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 430 441) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:57:59,915 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 430 441) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,915 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 190 213) the Hoare annotation is: true [2019-11-07 00:57:59,916 INFO L439 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-11-07 00:57:59,916 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 190 213) no Hoare annotation was computed. [2019-11-07 00:57:59,916 INFO L446 ceAbstractionStarter]: At program point L201(lines 201 207) the Hoare annotation is: true [2019-11-07 00:57:59,916 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 190 213) no Hoare annotation was computed. [2019-11-07 00:57:59,916 INFO L439 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:57:59,916 INFO L443 ceAbstractionStarter]: For program point L194(lines 193 212) no Hoare annotation was computed. [2019-11-07 00:57:59,916 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-11-07 00:57:59,916 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-07 00:57:59,917 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-11-07 00:57:59,917 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-07 00:57:59,917 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-11-07 00:57:59,917 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-07 00:57:59,917 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-11-07 00:57:59,917 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-11-07 00:57:59,917 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-11-07 00:57:59,917 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-11-07 00:57:59,918 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 442 450) the Hoare annotation is: true [2019-11-07 00:57:59,918 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 442 450) no Hoare annotation was computed. [2019-11-07 00:57:59,918 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 442 450) no Hoare annotation was computed. [2019-11-07 00:57:59,918 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 406 417) the Hoare annotation is: true [2019-11-07 00:57:59,918 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 406 417) no Hoare annotation was computed. [2019-11-07 00:57:59,918 INFO L443 ceAbstractionStarter]: For program point L410-1(lines 406 417) no Hoare annotation was computed. [2019-11-07 00:57:59,918 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-11-07 00:57:59,919 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-11-07 00:57:59,919 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,919 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 00:57:59,919 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:57:59,919 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:57:59,919 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 418 429) no Hoare annotation was computed. [2019-11-07 00:57:59,919 INFO L443 ceAbstractionStarter]: For program point L422-1(lines 418 429) no Hoare annotation was computed. [2019-11-07 00:57:59,920 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 418 429) the Hoare annotation is: true [2019-11-07 00:57:59,920 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 394 401) no Hoare annotation was computed. [2019-11-07 00:57:59,920 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 394 401) the Hoare annotation is: true [2019-11-07 00:57:59,920 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 394 401) no Hoare annotation was computed. [2019-11-07 00:57:59,920 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 398) no Hoare annotation was computed. [2019-11-07 00:57:59,920 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 484 508) the Hoare annotation is: true [2019-11-07 00:57:59,920 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 484 508) no Hoare annotation was computed. [2019-11-07 00:57:59,921 INFO L439 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:57:59,921 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-11-07 00:57:59,921 INFO L439 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:57:59,921 INFO L443 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2019-11-07 00:57:59,921 INFO L443 ceAbstractionStarter]: For program point L492(lines 492 505) no Hoare annotation was computed. [2019-11-07 00:57:59,921 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 484 508) no Hoare annotation was computed. [2019-11-07 00:57:59,921 INFO L446 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: true [2019-11-07 00:57:59,921 INFO L443 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2019-11-07 00:57:59,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:57:59 BoogieIcfgContainer [2019-11-07 00:57:59,936 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:57:59,939 INFO L168 Benchmark]: Toolchain (without parser) took 4651.93 ms. Allocated memory was 146.3 MB in the beginning and 243.8 MB in the end (delta: 97.5 MB). Free memory was 104.8 MB in the beginning and 156.6 MB in the end (delta: -51.8 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,944 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.3 MB. Free memory was 124.1 MB in the beginning and 123.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.47 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 104.6 MB in the beginning and 173.7 MB in the end (delta: -69.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,948 INFO L168 Benchmark]: Boogie Preprocessor took 86.34 ms. Allocated memory is still 204.5 MB. Free memory was 173.7 MB in the beginning and 169.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,951 INFO L168 Benchmark]: RCFGBuilder took 1179.10 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 169.7 MB in the beginning and 198.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,954 INFO L168 Benchmark]: TraceAbstraction took 2734.72 ms. Allocated memory was 233.3 MB in the beginning and 243.8 MB in the end (delta: 10.5 MB). Free memory was 196.7 MB in the beginning and 156.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:57:59,958 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 124.1 MB in the beginning and 123.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.47 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 104.6 MB in the beginning and 173.7 MB in the end (delta: -69.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.34 ms. Allocated memory is still 204.5 MB. Free memory was 173.7 MB in the beginning and 169.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1179.10 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 169.7 MB in the beginning and 198.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2734.72 ms. Allocated memory was 233.3 MB in the beginning and 243.8 MB in the end (delta: 10.5 MB). Free memory was 196.7 MB in the beginning and 156.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 113.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 398]: 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: 336]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 2.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 488 SDtfs, 241 SDslu, 994 SDs, 0 SdLazy, 230 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 26 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 300 PreInvPairs, 341 NumberOfFragments, 385 HoareAnnotationTreeSize, 300 FomulaSimplifications, 300 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 1209 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23729 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...