./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product10_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product10_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 70ea5eb10d82b903f50468d78668817b6c6916a6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:46:11,980 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:46:11,982 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:46:11,994 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:46:11,994 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:46:11,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:46:11,997 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:46:12,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:46:12,004 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:46:12,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:46:12,008 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:46:12,009 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:46:12,009 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:46:12,010 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:46:12,012 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:46:12,013 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:46:12,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:46:12,019 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:46:12,023 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:46:12,026 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:46:12,027 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:46:12,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:46:12,036 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:46:12,036 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:46:12,037 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:46:12,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:46:12,042 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:46:12,043 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:46:12,044 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:46:12,047 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:46:12,047 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:46:12,049 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:46:12,049 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:46:12,050 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:46:12,050 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:46:12,053 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:46:12,054 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:46:12,081 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:46:12,081 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:46:12,082 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:46:12,082 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:46:12,082 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:46:12,083 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:46:12,083 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:46:12,083 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:46:12,083 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:46:12,083 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:46:12,083 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:46:12,084 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:46:12,084 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:46:12,084 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:46:12,084 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:46:12,085 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:46:12,085 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:46:12,085 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:46:12,085 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:46:12,085 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:46:12,086 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:46:12,086 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:46:12,086 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:46:12,086 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:46:12,086 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:46:12,087 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:46:12,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:46:12,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:46:12,087 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70ea5eb10d82b903f50468d78668817b6c6916a6 [2018-12-31 09:46:12,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:46:12,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:46:12,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:46:12,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:46:12,152 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:46:12,153 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product10_true-unreach-call_false-termination.cil.c [2018-12-31 09:46:12,232 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fde07fa/5697fa6be4e64c0993b8e12801b8a9d3/FLAG5e4b7b4de [2018-12-31 09:46:12,766 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:46:12,767 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product10_true-unreach-call_false-termination.cil.c [2018-12-31 09:46:12,791 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fde07fa/5697fa6be4e64c0993b8e12801b8a9d3/FLAG5e4b7b4de [2018-12-31 09:46:13,004 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7fde07fa/5697fa6be4e64c0993b8e12801b8a9d3 [2018-12-31 09:46:13,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:46:13,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:46:13,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:46:13,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:46:13,015 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:46:13,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3277d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13, skipping insertion in model container [2018-12-31 09:46:13,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:46:13,083 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:46:13,485 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:46:13,501 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:46:13,614 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:46:13,657 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:46:13,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13 WrapperNode [2018-12-31 09:46:13,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:46:13,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:46:13,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:46:13,659 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:46:13,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:46:13,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:46:13,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:46:13,816 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:46:13,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (1/1) ... [2018-12-31 09:46:13,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:46:13,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:46:13,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:46:13,866 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:46:13,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (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 [2018-12-31 09:46:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:46:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:46:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:46:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:46:14,929 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:46:14,929 INFO L280 CfgBuilder]: Removed 70 assue(true) statements. [2018-12-31 09:46:14,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:46:14 BoogieIcfgContainer [2018-12-31 09:46:14,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:46:14,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:46:14,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:46:14,934 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:46:14,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:46:13" (1/3) ... [2018-12-31 09:46:14,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41cbbd80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:46:14, skipping insertion in model container [2018-12-31 09:46:14,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:46:13" (2/3) ... [2018-12-31 09:46:14,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41cbbd80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:46:14, skipping insertion in model container [2018-12-31 09:46:14,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:46:14" (3/3) ... [2018-12-31 09:46:14,938 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product10_true-unreach-call_false-termination.cil.c [2018-12-31 09:46:14,947 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:46:14,955 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:46:14,975 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:46:15,009 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:46:15,010 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:46:15,010 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:46:15,011 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:46:15,013 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:46:15,013 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:46:15,013 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:46:15,013 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:46:15,013 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:46:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-12-31 09:46:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 09:46:15,040 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:46:15,041 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:46:15,044 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:46:15,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:46:15,050 INFO L82 PathProgramCache]: Analyzing trace with hash -805652889, now seen corresponding path program 1 times [2018-12-31 09:46:15,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:46:15,053 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:46:15,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:46:15,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:46:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:46:15,294 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:46:15,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:46:15,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:46:15,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:46:15,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:46:15,313 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-12-31 09:46:15,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:46:15,339 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2018-12-31 09:46:15,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:46:15,341 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-31 09:46:15,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:46:15,355 INFO L225 Difference]: With dead ends: 115 [2018-12-31 09:46:15,355 INFO L226 Difference]: Without dead ends: 57 [2018-12-31 09:46:15,359 INFO L631 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 [2018-12-31 09:46:15,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-12-31 09:46:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-12-31 09:46:15,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-12-31 09:46:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2018-12-31 09:46:15,398 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2018-12-31 09:46:15,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:46:15,399 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2018-12-31 09:46:15,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:46:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2018-12-31 09:46:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-31 09:46:15,400 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:46:15,400 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:46:15,402 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:46:15,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:46:15,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1024488858, now seen corresponding path program 1 times [2018-12-31 09:46:15,402 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:46:15,403 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:46:15,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:46:15,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:46:15,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:46:15,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:46:15,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:46:15,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:46:15,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:46:15,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:46:15,571 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 3 states. [2018-12-31 09:46:15,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:46:15,594 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2018-12-31 09:46:15,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:46:15,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2018-12-31 09:46:15,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:46:15,596 INFO L225 Difference]: With dead ends: 57 [2018-12-31 09:46:15,597 INFO L226 Difference]: Without dead ends: 29 [2018-12-31 09:46:15,598 INFO L631 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 [2018-12-31 09:46:15,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-12-31 09:46:15,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-12-31 09:46:15,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-12-31 09:46:15,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2018-12-31 09:46:15,604 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2018-12-31 09:46:15,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:46:15,605 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2018-12-31 09:46:15,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:46:15,605 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2018-12-31 09:46:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:46:15,607 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:46:15,607 INFO L402 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] [2018-12-31 09:46:15,608 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:46:15,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:46:15,608 INFO L82 PathProgramCache]: Analyzing trace with hash -2087364582, now seen corresponding path program 1 times [2018-12-31 09:46:15,608 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:46:15,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:46:15,610 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:46:15,611 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:15,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:46:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:46:15,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:46:15,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:46:15,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:46:15,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:46:15,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:46:15,935 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2018-12-31 09:46:16,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:46:16,116 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2018-12-31 09:46:16,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:46:16,118 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-31 09:46:16,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:46:16,120 INFO L225 Difference]: With dead ends: 112 [2018-12-31 09:46:16,120 INFO L226 Difference]: Without dead ends: 90 [2018-12-31 09:46:16,121 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:46:16,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-31 09:46:16,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2018-12-31 09:46:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-31 09:46:16,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2018-12-31 09:46:16,132 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2018-12-31 09:46:16,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:46:16,133 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2018-12-31 09:46:16,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:46:16,133 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2018-12-31 09:46:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-31 09:46:16,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:46:16,134 INFO L402 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] [2018-12-31 09:46:16,135 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:46:16,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:46:16,136 INFO L82 PathProgramCache]: Analyzing trace with hash -837026654, now seen corresponding path program 1 times [2018-12-31 09:46:16,136 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:46:16,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:46:16,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:16,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:46:16,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:46:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:46:16,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:46:16,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:46:16,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:46:16,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:46:16,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:46:16,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:46:16,376 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2018-12-31 09:46:16,741 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-12-31 09:46:16,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:46:16,859 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2018-12-31 09:46:16,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:46:16,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-12-31 09:46:16,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:46:16,862 INFO L225 Difference]: With dead ends: 132 [2018-12-31 09:46:16,862 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:46:16,863 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:46:16,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:46:16,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:46:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:46:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:46:16,867 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-12-31 09:46:16,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:46:16,867 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:46:16,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:46:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:46:16,868 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:46:16,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:46:17,760 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-12-31 09:46:17,761 INFO L451 ceAbstractionStarter]: At program point L878(lines 859 881) the Hoare annotation is: true [2018-12-31 09:46:17,761 INFO L444 ceAbstractionStarter]: At program point L845(lines 841 847) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,761 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:46:17,761 INFO L448 ceAbstractionStarter]: For program point L582(lines 582 595) no Hoare annotation was computed. [2018-12-31 09:46:17,761 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 781) no Hoare annotation was computed. [2018-12-31 09:46:17,762 INFO L444 ceAbstractionStarter]: At program point L764-1(lines 1 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,762 INFO L444 ceAbstractionStarter]: At program point L797-2(lines 797 811) the Hoare annotation is: false [2018-12-31 09:46:17,762 INFO L444 ceAbstractionStarter]: At program point L698(lines 693 701) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,762 INFO L448 ceAbstractionStarter]: For program point L764-2(lines 764 781) no Hoare annotation was computed. [2018-12-31 09:46:17,762 INFO L444 ceAbstractionStarter]: At program point L698-1(lines 693 701) the Hoare annotation is: false [2018-12-31 09:46:17,763 INFO L444 ceAbstractionStarter]: At program point L764-3(lines 1 881) the Hoare annotation is: false [2018-12-31 09:46:17,763 INFO L448 ceAbstractionStarter]: For program point L764-4(lines 764 781) no Hoare annotation was computed. [2018-12-31 09:46:17,763 INFO L444 ceAbstractionStarter]: At program point L698-2(lines 693 701) the Hoare annotation is: false [2018-12-31 09:46:17,763 INFO L444 ceAbstractionStarter]: At program point L764-5(lines 1 881) the Hoare annotation is: false [2018-12-31 09:46:17,763 INFO L448 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-12-31 09:46:17,763 INFO L444 ceAbstractionStarter]: At program point L600(lines 551 601) the Hoare annotation is: false [2018-12-31 09:46:17,763 INFO L444 ceAbstractionStarter]: At program point L534(lines 529 537) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 77) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L553(lines 552 599) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L801(lines 801 805) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L768(lines 768 778) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L801-1(lines 621 627) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2018-12-31 09:46:17,764 INFO L448 ceAbstractionStarter]: For program point L768-4(lines 768 778) no Hoare annotation was computed. [2018-12-31 09:46:17,766 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 558) no Hoare annotation was computed. [2018-12-31 09:46:17,766 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 775) no Hoare annotation was computed. [2018-12-31 09:46:17,766 INFO L448 ceAbstractionStarter]: For program point L769-2(lines 769 775) no Hoare annotation was computed. [2018-12-31 09:46:17,766 INFO L448 ceAbstractionStarter]: For program point L769-4(lines 769 775) no Hoare annotation was computed. [2018-12-31 09:46:17,766 INFO L444 ceAbstractionStarter]: At program point L753(lines 748 755) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,766 INFO L444 ceAbstractionStarter]: At program point L621(lines 620 639) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,766 INFO L448 ceAbstractionStarter]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L444 ceAbstractionStarter]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2018-12-31 09:46:17,767 INFO L444 ceAbstractionStarter]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 876) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L451 ceAbstractionStarter]: At program point L869-1(lines 869 876) the Hoare annotation is: true [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 578) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L444 ceAbstractionStarter]: At program point L572-1(lines 572 578) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,767 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 65) no Hoare annotation was computed. [2018-12-31 09:46:17,770 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:46:17,770 INFO L448 ceAbstractionStarter]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2018-12-31 09:46:17,771 INFO L448 ceAbstractionStarter]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2018-12-31 09:46:17,771 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 594) no Hoare annotation was computed. [2018-12-31 09:46:17,771 INFO L444 ceAbstractionStarter]: At program point L590-2(lines 621 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,771 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,772 INFO L444 ceAbstractionStarter]: At program point L526(lines 1 881) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,772 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,772 INFO L444 ceAbstractionStarter]: At program point L98(lines 93 101) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,772 INFO L444 ceAbstractionStarter]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2018-12-31 09:46:17,772 INFO L444 ceAbstractionStarter]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2018-12-31 09:46:17,772 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:46:17,773 INFO L444 ceAbstractionStarter]: At program point L628(lines 628 634) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,773 INFO L444 ceAbstractionStarter]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2018-12-31 09:46:17,773 INFO L448 ceAbstractionStarter]: For program point L562(lines 562 568) no Hoare annotation was computed. [2018-12-31 09:46:17,773 INFO L444 ceAbstractionStarter]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2018-12-31 09:46:17,773 INFO L444 ceAbstractionStarter]: At program point L562-1(lines 562 568) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:46:17,773 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-31 09:46:17,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:46:17 BoogieIcfgContainer [2018-12-31 09:46:17,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:46:17,789 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:46:17,789 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:46:17,789 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:46:17,791 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:46:14" (3/4) ... [2018-12-31 09:46:17,795 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:46:17,815 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:46:17,815 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-31 09:46:17,816 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 09:46:17,816 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:46:17,817 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:46:17,818 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:46:17,852 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2018-12-31 09:46:17,913 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:46:17,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:46:17,914 INFO L168 Benchmark]: Toolchain (without parser) took 4905.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 946.0 MB in the beginning and 985.0 MB in the end (delta: -39.1 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,915 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:46:17,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.99 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 919.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.1 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,917 INFO L168 Benchmark]: Boogie Preprocessor took 49.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:46:17,917 INFO L168 Benchmark]: RCFGBuilder took 1064.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,917 INFO L168 Benchmark]: TraceAbstraction took 2857.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,919 INFO L168 Benchmark]: Witness Printer took 123.95 ms. Allocated memory is still 1.2 GB. Free memory was 991.7 MB in the beginning and 985.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:46:17,922 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 647.99 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 919.1 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 156.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 919.1 MB in the beginning and 1.1 GB in the end (delta: -210.0 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1064.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2857.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.7 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. * Witness Printer took 123.95 ms. Allocated memory is still 1.2 GB. Free memory was 991.7 MB in the beginning and 985.0 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. SAFE Result, 2.7s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 231 SDtfs, 205 SDslu, 241 SDs, 0 SdLazy, 35 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 67 NumberOfFragments, 101 HoareAnnotationTreeSize, 26 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 3720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...