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_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:29,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:29,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:29,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:29,022 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:29,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:29,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:29,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:29,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:29,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:29,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:29,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:29,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:29,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:29,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:29,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:29,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:29,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:29,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:29,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:29,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:29,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:29,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:29,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:29,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:29,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:29,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:29,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:29,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:29,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:29,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:29,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:29,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:29,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:29,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:29,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:29,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:29,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:29,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:29,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:29,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:29,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:19:29,087 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:29,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:29,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:29,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:29,089 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:29,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:29,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:29,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:29,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:29,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:29,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:29,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:29,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:29,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:29,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:29,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:29,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:29,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:29,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:29,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:29,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:29,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:29,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:29,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:29,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:29,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:29,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:29,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:29,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:29,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:29,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:29,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:29,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:29,449 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:29,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-10-15 01:19:29,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89251a87e/00e455c05e954cb3896cd65baac05c93/FLAG72b8e99f2 [2019-10-15 01:19:30,103 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:30,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-10-15 01:19:30,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89251a87e/00e455c05e954cb3896cd65baac05c93/FLAG72b8e99f2 [2019-10-15 01:19:30,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89251a87e/00e455c05e954cb3896cd65baac05c93 [2019-10-15 01:19:30,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:30,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:30,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:30,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:30,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:30,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:30,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9515a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30, skipping insertion in model container [2019-10-15 01:19:30,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:30,369 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:30,431 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:30,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:30,887 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:30,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:30,996 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:30,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30 WrapperNode [2019-10-15 01:19:30,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:30,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:30,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:30,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:31,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (1/1) ... [2019-10-15 01:19:31,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:31,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:31,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:31,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:31,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (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 [2019-10-15 01:19:31,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:31,180 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 01:19:31,187 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:31,188 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:31,189 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:31,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:31,191 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:31,192 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:31,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:31,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:31,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:31,196 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:31,197 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:31,198 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 01:19:31,199 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:31,200 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:31,200 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:31,200 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:31,200 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:31,200 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:31,201 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:31,201 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:31,201 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:31,202 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:31,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:31,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:32,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:32,348 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:32,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:32 BoogieIcfgContainer [2019-10-15 01:19:32,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:32,352 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:32,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:32,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:32,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:30" (1/3) ... [2019-10-15 01:19:32,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288e6d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:32, skipping insertion in model container [2019-10-15 01:19:32,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:30" (2/3) ... [2019-10-15 01:19:32,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288e6d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:32, skipping insertion in model container [2019-10-15 01:19:32,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:32" (3/3) ... [2019-10-15 01:19:32,360 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product11.cil.c [2019-10-15 01:19:32,371 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:32,383 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:32,395 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:32,434 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:32,435 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:32,435 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:32,435 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:32,435 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:32,436 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:32,436 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:32,436 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2019-10-15 01:19:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:32,480 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:32,481 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:32,484 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:32,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:32,490 INFO L82 PathProgramCache]: Analyzing trace with hash -536149365, now seen corresponding path program 1 times [2019-10-15 01:19:32,498 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:32,499 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934500219] [2019-10-15 01:19:32,499 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:32,499 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:32,500 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:32,831 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934500219] [2019-10-15 01:19:32,832 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:32,833 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:32,834 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213165707] [2019-10-15 01:19:32,839 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:32,841 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:32,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:32,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:32,859 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2019-10-15 01:19:32,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:32,895 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2019-10-15 01:19:32,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:32,896 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:32,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:32,908 INFO L225 Difference]: With dead ends: 186 [2019-10-15 01:19:32,909 INFO L226 Difference]: Without dead ends: 95 [2019-10-15 01:19:32,913 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-15 01:19:32,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-15 01:19:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-15 01:19:32,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2019-10-15 01:19:32,968 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 51 [2019-10-15 01:19:32,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:32,969 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2019-10-15 01:19:32,969 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2019-10-15 01:19:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:32,972 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:32,973 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:32,973 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:32,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:32,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1955999865, now seen corresponding path program 1 times [2019-10-15 01:19:32,974 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:32,974 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786911663] [2019-10-15 01:19:32,974 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:32,974 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:32,974 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:33,142 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786911663] [2019-10-15 01:19:33,143 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:33,143 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:33,143 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448035037] [2019-10-15 01:19:33,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:33,146 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:33,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:33,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:33,146 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2019-10-15 01:19:33,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:33,164 INFO L93 Difference]: Finished difference Result 126 states and 145 transitions. [2019-10-15 01:19:33,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:33,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:33,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:33,167 INFO L225 Difference]: With dead ends: 126 [2019-10-15 01:19:33,167 INFO L226 Difference]: Without dead ends: 86 [2019-10-15 01:19:33,169 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:33,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-10-15 01:19:33,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2019-10-15 01:19:33,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2019-10-15 01:19:33,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2019-10-15 01:19:33,180 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 52 [2019-10-15 01:19:33,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:33,181 INFO L462 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2019-10-15 01:19:33,181 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:33,181 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2019-10-15 01:19:33,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-15 01:19:33,183 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:33,183 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:33,184 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:33,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:33,184 INFO L82 PathProgramCache]: Analyzing trace with hash 989054586, now seen corresponding path program 1 times [2019-10-15 01:19:33,184 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:33,185 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23234853] [2019-10-15 01:19:33,185 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:33,185 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:33,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:33,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:33,386 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23234853] [2019-10-15 01:19:33,387 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:33,387 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:33,387 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388208155] [2019-10-15 01:19:33,388 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:33,388 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:33,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:33,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:33,389 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 7 states. [2019-10-15 01:19:33,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:33,866 INFO L93 Difference]: Finished difference Result 253 states and 306 transitions. [2019-10-15 01:19:33,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:33,867 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-15 01:19:33,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:33,876 INFO L225 Difference]: With dead ends: 253 [2019-10-15 01:19:33,877 INFO L226 Difference]: Without dead ends: 195 [2019-10-15 01:19:33,880 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:33,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2019-10-15 01:19:33,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 175. [2019-10-15 01:19:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2019-10-15 01:19:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 210 transitions. [2019-10-15 01:19:33,943 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 210 transitions. Word has length 56 [2019-10-15 01:19:33,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:33,945 INFO L462 AbstractCegarLoop]: Abstraction has 175 states and 210 transitions. [2019-10-15 01:19:33,945 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 210 transitions. [2019-10-15 01:19:33,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-15 01:19:33,956 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:33,956 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:33,956 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:33,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:33,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1261077216, now seen corresponding path program 1 times [2019-10-15 01:19:33,957 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:33,957 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614085125] [2019-10-15 01:19:33,958 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:33,958 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:33,958 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:34,127 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614085125] [2019-10-15 01:19:34,127 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:34,127 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:34,128 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311774846] [2019-10-15 01:19:34,130 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:34,131 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:34,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:34,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:34,132 INFO L87 Difference]: Start difference. First operand 175 states and 210 transitions. Second operand 6 states. [2019-10-15 01:19:34,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:34,314 INFO L93 Difference]: Finished difference Result 451 states and 564 transitions. [2019-10-15 01:19:34,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:34,315 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-10-15 01:19:34,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:34,319 INFO L225 Difference]: With dead ends: 451 [2019-10-15 01:19:34,319 INFO L226 Difference]: Without dead ends: 304 [2019-10-15 01:19:34,321 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2019-10-15 01:19:34,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 298. [2019-10-15 01:19:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 298 states. [2019-10-15 01:19:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 360 transitions. [2019-10-15 01:19:34,378 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 360 transitions. Word has length 59 [2019-10-15 01:19:34,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:34,379 INFO L462 AbstractCegarLoop]: Abstraction has 298 states and 360 transitions. [2019-10-15 01:19:34,379 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 360 transitions. [2019-10-15 01:19:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-15 01:19:34,381 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:34,382 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:19:34,382 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:34,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:34,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1219688068, now seen corresponding path program 1 times [2019-10-15 01:19:34,383 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:34,383 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445465228] [2019-10-15 01:19:34,383 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:34,383 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:34,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:34,520 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445465228] [2019-10-15 01:19:34,521 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:34,521 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:34,521 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031818170] [2019-10-15 01:19:34,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:34,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:34,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:34,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:34,523 INFO L87 Difference]: Start difference. First operand 298 states and 360 transitions. Second operand 6 states. [2019-10-15 01:19:34,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:34,681 INFO L93 Difference]: Finished difference Result 536 states and 665 transitions. [2019-10-15 01:19:34,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 01:19:34,682 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2019-10-15 01:19:34,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:34,682 INFO L225 Difference]: With dead ends: 536 [2019-10-15 01:19:34,683 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:34,686 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:34,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:34,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:34,687 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-10-15 01:19:34,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:34,688 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:34,688 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:34,688 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:34,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:35,334 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 165) no Hoare annotation was computed. [2019-10-15 01:19:35,334 INFO L443 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-10-15 01:19:35,334 INFO L443 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point L177(lines 154 178) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 222) no Hoare annotation was computed. [2019-10-15 01:19:35,335 INFO L443 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point L238(lines 211 239) no Hoare annotation was computed. [2019-10-15 01:19:35,336 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2019-10-15 01:19:35,337 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-10-15 01:19:35,337 INFO L443 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2019-10-15 01:19:35,337 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:19:35,337 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:19:35,338 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:35,338 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:19:35,338 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:35,338 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 866 888) 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))) [2019-10-15 01:19:35,338 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 866 888) no Hoare annotation was computed. [2019-10-15 01:19:35,339 INFO L439 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:35,339 INFO L439 ceAbstractionStarter]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:35,339 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 866 888) no Hoare annotation was computed. [2019-10-15 01:19:35,339 INFO L443 ceAbstractionStarter]: For program point L876(lines 876 883) no Hoare annotation was computed. [2019-10-15 01:19:35,339 INFO L443 ceAbstractionStarter]: For program point L876-1(lines 876 883) no Hoare annotation was computed. [2019-10-15 01:19:35,340 INFO L443 ceAbstractionStarter]: For program point L874(line 874) no Hoare annotation was computed. [2019-10-15 01:19:35,340 INFO L439 ceAbstractionStarter]: At program point L873(line 873) 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))) [2019-10-15 01:19:35,340 INFO L439 ceAbstractionStarter]: At program point L872(line 872) 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))) [2019-10-15 01:19:35,340 INFO L439 ceAbstractionStarter]: At program point L872-1(line 872) 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))) [2019-10-15 01:19:35,340 INFO L443 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2019-10-15 01:19:35,340 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 824 847) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 824 847) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 824 847) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-10-15 01:19:35,341 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-10-15 01:19:35,342 INFO L443 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2019-10-15 01:19:35,343 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 578 592) no Hoare annotation was computed. [2019-10-15 01:19:35,343 INFO L439 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:35,343 INFO L443 ceAbstractionStarter]: For program point L582(lines 582 588) no Hoare annotation was computed. [2019-10-15 01:19:35,343 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 578 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:35,343 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 578 592) no Hoare annotation was computed. [2019-10-15 01:19:35,343 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 488 495) no Hoare annotation was computed. [2019-10-15 01:19:35,344 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 488 495) no Hoare annotation was computed. [2019-10-15 01:19:35,344 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 488 495) no Hoare annotation was computed. [2019-10-15 01:19:35,344 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 533 541) no Hoare annotation was computed. [2019-10-15 01:19:35,344 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 533 541) the Hoare annotation is: true [2019-10-15 01:19:35,344 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 533 541) no Hoare annotation was computed. [2019-10-15 01:19:35,344 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point L572-1(line 572) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 569) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point L561-2(lines 561 569) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 542 577) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 542 577) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 557) no Hoare annotation was computed. [2019-10-15 01:19:35,345 INFO L443 ceAbstractionStarter]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2019-10-15 01:19:35,346 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 542 577) no Hoare annotation was computed. [2019-10-15 01:19:35,346 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:19:35,346 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:19:35,346 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2019-10-15 01:19:35,346 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2019-10-15 01:19:35,346 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 424) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 431) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2019-10-15 01:19:35,347 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 855 865) 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))) [2019-10-15 01:19:35,348 INFO L439 ceAbstractionStarter]: At program point L860(line 860) 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))) [2019-10-15 01:19:35,348 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 855 865) no Hoare annotation was computed. [2019-10-15 01:19:35,348 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 855 865) no Hoare annotation was computed. [2019-10-15 01:19:35,348 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 522 532) no Hoare annotation was computed. [2019-10-15 01:19:35,348 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-15 01:19:35,348 INFO L443 ceAbstractionStarter]: For program point L527-1(line 527) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 522 532) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 522 532) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 514 521) the Hoare annotation is: true [2019-10-15 01:19:35,349 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 514 521) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 514 521) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 481 487) no Hoare annotation was computed. [2019-10-15 01:19:35,349 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 481 487) the Hoare annotation is: true [2019-10-15 01:19:35,350 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 613) no Hoare annotation was computed. [2019-10-15 01:19:35,350 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 597 662) 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))) [2019-10-15 01:19:35,350 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 597 662) no Hoare annotation was computed. [2019-10-15 01:19:35,350 INFO L439 ceAbstractionStarter]: At program point L655(lines 606 656) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:35,350 INFO L439 ceAbstractionStarter]: At program point L645(line 645) 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))) [2019-10-15 01:19:35,350 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-10-15 01:19:35,351 INFO L439 ceAbstractionStarter]: At program point L643-1(lines 637 650) 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))) [2019-10-15 01:19:35,351 INFO L443 ceAbstractionStarter]: For program point L608(lines 607 654) no Hoare annotation was computed. [2019-10-15 01:19:35,351 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 650) no Hoare annotation was computed. [2019-10-15 01:19:35,351 INFO L439 ceAbstractionStarter]: At program point L629(line 629) 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))) [2019-10-15 01:19:35,351 INFO L443 ceAbstractionStarter]: For program point L627(lines 627 633) no Hoare annotation was computed. [2019-10-15 01:19:35,351 INFO L443 ceAbstractionStarter]: For program point L627-1(lines 627 633) no Hoare annotation was computed. [2019-10-15 01:19:35,352 INFO L439 ceAbstractionStarter]: At program point L652(lines 607 654) 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))) [2019-10-15 01:19:35,352 INFO L439 ceAbstractionStarter]: At program point L619(line 619) 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))) [2019-10-15 01:19:35,352 INFO L443 ceAbstractionStarter]: For program point L617(lines 617 623) no Hoare annotation was computed. [2019-10-15 01:19:35,352 INFO L443 ceAbstractionStarter]: For program point L617-1(lines 617 623) no Hoare annotation was computed. [2019-10-15 01:19:35,352 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 597 662) no Hoare annotation was computed. [2019-10-15 01:19:35,352 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2019-10-15 01:19:35,352 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 378) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 385) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L439 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 704) no Hoare annotation was computed. [2019-10-15 01:19:35,353 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 707) no Hoare annotation was computed. [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point L690-1(lines 682 710) no Hoare annotation was computed. [2019-10-15 01:19:35,354 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 682 710) the Hoare annotation is: true [2019-10-15 01:19:35,354 INFO L446 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: true [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point L688-1(line 688) no Hoare annotation was computed. [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 682 710) no Hoare annotation was computed. [2019-10-15 01:19:35,354 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 776) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point L768-2(lines 768 776) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 760 782) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 760 782) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 760 782) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 674 681) the Hoare annotation is: true [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 674 681) no Hoare annotation was computed. [2019-10-15 01:19:35,355 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 674 681) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point L318(lines 296 319) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 293) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 344) no Hoare annotation was computed. [2019-10-15 01:19:35,356 INFO L443 ceAbstractionStarter]: For program point L298(lines 297 317) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point L294(lines 294 335) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point L313-1(line 313) no Hoare annotation was computed. [2019-10-15 01:19:35,357 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point L272(lines 272 276) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point L336(lines 336 347) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 303) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,358 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:35,358 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 497 513) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 497 513) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 497 513) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 510) no Hoare annotation was computed. [2019-10-15 01:19:35,359 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 783 791) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 783 791) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 783 791) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,360 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,361 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 739 750) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:35,361 INFO L443 ceAbstractionStarter]: For program point L743-1(lines 739 750) no Hoare annotation was computed. [2019-10-15 01:19:35,361 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 739 750) no Hoare annotation was computed. [2019-10-15 01:19:35,361 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 751 759) the Hoare annotation is: true [2019-10-15 01:19:35,361 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 751 759) no Hoare annotation was computed. [2019-10-15 01:19:35,361 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 751 759) no Hoare annotation was computed. [2019-10-15 01:19:35,361 INFO L439 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-10-15 01:19:35,361 INFO L446 ceAbstractionStarter]: At program point L468(lines 468 474) the Hoare annotation is: true [2019-10-15 01:19:35,362 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 457 480) the Hoare annotation is: true [2019-10-15 01:19:35,362 INFO L439 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:19:35,362 INFO L443 ceAbstractionStarter]: For program point L461(lines 460 479) no Hoare annotation was computed. [2019-10-15 01:19:35,362 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 457 480) no Hoare annotation was computed. [2019-10-15 01:19:35,362 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 457 480) no Hoare annotation was computed. [2019-10-15 01:19:35,362 INFO L446 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: true [2019-10-15 01:19:35,362 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 794 823) no Hoare annotation was computed. [2019-10-15 01:19:35,363 INFO L443 ceAbstractionStarter]: For program point L800-1(line 800) no Hoare annotation was computed. [2019-10-15 01:19:35,363 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 794 823) the Hoare annotation is: true [2019-10-15 01:19:35,363 INFO L446 ceAbstractionStarter]: At program point L819(lines 794 823) the Hoare annotation is: true [2019-10-15 01:19:35,363 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-15 01:19:35,363 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-10-15 01:19:35,363 INFO L446 ceAbstractionStarter]: At program point L808-1(lines 808 812) the Hoare annotation is: true [2019-10-15 01:19:35,363 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-15 01:19:35,363 INFO L446 ceAbstractionStarter]: At program point L804-2(lines 804 818) the Hoare annotation is: true [2019-10-15 01:19:35,364 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 715 726) the Hoare annotation is: true [2019-10-15 01:19:35,364 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 715 726) no Hoare annotation was computed. [2019-10-15 01:19:35,364 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 715 726) no Hoare annotation was computed. [2019-10-15 01:19:35,364 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 848 854) no Hoare annotation was computed. [2019-10-15 01:19:35,364 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 848 854) the Hoare annotation is: true [2019-10-15 01:19:35,364 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,364 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:35,365 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:35,365 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:35,365 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 727 738) no Hoare annotation was computed. [2019-10-15 01:19:35,365 INFO L443 ceAbstractionStarter]: For program point L731-1(lines 727 738) no Hoare annotation was computed. [2019-10-15 01:19:35,365 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 727 738) the Hoare annotation is: true [2019-10-15 01:19:35,365 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 664 671) no Hoare annotation was computed. [2019-10-15 01:19:35,365 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 668) no Hoare annotation was computed. [2019-10-15 01:19:35,366 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 664 671) the Hoare annotation is: true [2019-10-15 01:19:35,366 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 664 671) no Hoare annotation was computed. [2019-10-15 01:19:35,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:35 BoogieIcfgContainer [2019-10-15 01:19:35,387 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:35,391 INFO L168 Benchmark]: Toolchain (without parser) took 5035.94 ms. Allocated memory was 145.8 MB in the beginning and 246.9 MB in the end (delta: 101.2 MB). Free memory was 102.5 MB in the beginning and 162.2 MB in the end (delta: -59.8 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,393 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.66 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 170.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,396 INFO L168 Benchmark]: Boogie Preprocessor took 103.94 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,405 INFO L168 Benchmark]: RCFGBuilder took 1247.33 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 199.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,407 INFO L168 Benchmark]: TraceAbstraction took 3035.44 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 199.3 MB in the beginning and 162.2 MB in the end (delta: 37.1 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:35,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.66 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 170.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.94 ms. Allocated memory is still 203.4 MB. Free memory was 170.7 MB in the beginning and 166.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1247.33 ms. Allocated memory was 203.4 MB in the beginning and 236.5 MB in the end (delta: 33.0 MB). Free memory was 166.7 MB in the beginning and 199.3 MB in the end (delta: -32.5 MB). Peak memory consumption was 81.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3035.44 ms. Allocated memory was 236.5 MB in the beginning and 246.9 MB in the end (delta: 10.5 MB). Free memory was 199.3 MB in the beginning and 162.2 MB in the end (delta: 37.1 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: 668]: 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: 606]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: 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 37 procedures, 212 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 516 SDtfs, 255 SDslu, 1048 SDs, 0 SdLazy, 238 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=298occurred 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, 46 LocationsWithAnnotation, 302 PreInvPairs, 343 NumberOfFragments, 409 HoareAnnotationTreeSize, 302 FomulaSimplifications, 300 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1231 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 281 NumberOfCodeBlocks, 281 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 27804 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...