./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product10_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f 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_spec1_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 e860f9a133bb6d76e1501dcd276032def5c8511b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:49:24,056 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:49:24,057 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:49:24,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:49:24,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:49:24,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:49:24,072 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:49:24,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:49:24,076 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:49:24,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:49:24,077 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:49:24,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:49:24,079 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:49:24,080 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:49:24,081 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:49:24,081 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:49:24,082 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:49:24,084 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:49:24,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:49:24,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:49:24,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:49:24,094 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:49:24,097 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:49:24,097 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:49:24,097 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:49:24,098 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:49:24,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:49:24,102 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:49:24,103 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:49:24,105 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:49:24,107 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:49:24,108 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:49:24,108 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:49:24,108 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:49:24,109 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:49:24,110 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:49:24,112 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:49:24,142 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:49:24,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:49:24,144 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:49:24,144 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:49:24,145 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:49:24,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:49:24,146 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:49:24,147 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:49:24,147 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:49:24,147 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:49:24,147 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:49:24,147 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:49:24,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:49:24,148 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:49:24,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:49:24,149 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:49:24,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:49:24,151 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:49:24,151 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:49:24,151 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:49:24,151 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:49:24,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:49:24,152 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:49:24,152 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:49:24,152 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:49:24,152 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:49:24,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:49:24,154 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:49:24,155 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 -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-01-12 14:49:24,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:49:24,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:49:24,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:49:24,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:49:24,239 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:49:24,240 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product10_true-unreach-call_false-termination.cil.c [2019-01-12 14:49:24,293 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2314d552e/865ff0b94e41452ca28ad9e7ec86ab28/FLAGcb6bd222c [2019-01-12 14:49:24,785 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:49:24,786 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product10_true-unreach-call_false-termination.cil.c [2019-01-12 14:49:24,798 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2314d552e/865ff0b94e41452ca28ad9e7ec86ab28/FLAGcb6bd222c [2019-01-12 14:49:25,089 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2314d552e/865ff0b94e41452ca28ad9e7ec86ab28 [2019-01-12 14:49:25,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:49:25,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:49:25,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:49:25,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:49:25,098 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:49:25,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b00d126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25, skipping insertion in model container [2019-01-12 14:49:25,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:49:25,164 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:49:25,502 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:49:25,527 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:49:25,669 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:49:25,798 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:49:25,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25 WrapperNode [2019-01-12 14:49:25,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:49:25,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:49:25,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:49:25,800 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:49:25,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:49:25,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:49:25,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:49:25,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:49:25,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (1/1) ... [2019-01-12 14:49:25,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:49:25,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:49:25,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:49:25,918 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:49:25,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (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 [2019-01-12 14:49:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:49:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:49:25,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:49:25,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:49:26,924 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:49:26,924 INFO L286 CfgBuilder]: Removed 68 assue(true) statements. [2019-01-12 14:49:26,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:49:26 BoogieIcfgContainer [2019-01-12 14:49:26,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:49:26,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:49:26,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:49:26,931 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:49:26,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:49:25" (1/3) ... [2019-01-12 14:49:26,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3c49a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:49:26, skipping insertion in model container [2019-01-12 14:49:26,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:49:25" (2/3) ... [2019-01-12 14:49:26,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f3c49a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:49:26, skipping insertion in model container [2019-01-12 14:49:26,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:49:26" (3/3) ... [2019-01-12 14:49:26,936 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10_true-unreach-call_false-termination.cil.c [2019-01-12 14:49:26,946 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:49:26,955 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:49:26,973 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:49:27,005 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:49:27,006 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:49:27,006 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:49:27,006 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:49:27,007 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:49:27,007 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:49:27,007 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:49:27,008 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:49:27,008 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:49:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-01-12 14:49:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:49:27,033 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:49:27,034 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:49:27,038 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:49:27,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:49:27,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2019-01-12 14:49:27,047 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:49:27,048 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:49:27,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:49:27,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:49:27,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:49:27,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:49:27,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:49:27,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:49:27,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:49:27,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:49:27,340 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-01-12 14:49:27,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:49:27,363 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-01-12 14:49:27,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:49:27,365 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:49:27,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:49:27,376 INFO L225 Difference]: With dead ends: 108 [2019-01-12 14:49:27,376 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:49:27,380 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 [2019-01-12 14:49:27,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:49:27,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:49:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:49:27,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-01-12 14:49:27,420 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-01-12 14:49:27,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:49:27,420 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-01-12 14:49:27,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:49:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-01-12 14:49:27,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:49:27,422 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:49:27,422 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:49:27,422 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:49:27,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:49:27,423 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2019-01-12 14:49:27,423 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:49:27,423 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:49:27,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:49:27,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:49:27,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:49:27,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:49:27,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:49:27,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:49:27,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:49:27,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:49:27,539 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-01-12 14:49:27,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:49:27,560 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-01-12 14:49:27,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:49:27,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:49:27,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:49:27,569 INFO L225 Difference]: With dead ends: 53 [2019-01-12 14:49:27,570 INFO L226 Difference]: Without dead ends: 27 [2019-01-12 14:49:27,572 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 [2019-01-12 14:49:27,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-01-12 14:49:27,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-01-12 14:49:27,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-01-12 14:49:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-01-12 14:49:27,579 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-01-12 14:49:27,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:49:27,581 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-01-12 14:49:27,581 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:49:27,581 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-01-12 14:49:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:49:27,585 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:49:27,585 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] [2019-01-12 14:49:27,586 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:49:27,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:49:27,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2019-01-12 14:49:27,586 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:49:27,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:49:27,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:49:27,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:49:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:49:27,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:49:27,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:49:27,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:49:27,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:49:27,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:49:27,765 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-01-12 14:49:27,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:49:27,954 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-01-12 14:49:27,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:49:27,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-01-12 14:49:27,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:49:27,957 INFO L225 Difference]: With dead ends: 109 [2019-01-12 14:49:27,958 INFO L226 Difference]: Without dead ends: 88 [2019-01-12 14:49:27,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:49:27,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-01-12 14:49:27,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-01-12 14:49:27,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-01-12 14:49:27,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-01-12 14:49:27,971 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-01-12 14:49:27,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:49:27,971 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-01-12 14:49:27,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:49:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-01-12 14:49:27,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-12 14:49:27,974 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:49:27,974 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] [2019-01-12 14:49:27,974 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:49:27,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:49:27,975 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2019-01-12 14:49:27,976 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:49:27,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:49:27,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:27,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:49:27,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:49:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:49:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:49:28,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:49:28,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:49:28,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:49:28,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:49:28,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:49:28,212 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-01-12 14:49:28,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:49:28,396 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-01-12 14:49:28,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:49:28,399 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-01-12 14:49:28,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:49:28,400 INFO L225 Difference]: With dead ends: 130 [2019-01-12 14:49:28,400 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:49:28,401 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:49:28,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:49:28,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:49:28,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:49:28,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:49:28,404 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-01-12 14:49:28,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:49:28,405 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:49:28,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:49:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:49:28,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:49:28,411 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:49:28,706 INFO L448 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2019-01-12 14:49:28,706 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-01-12 14:49:28,706 INFO L451 ceAbstractionStarter]: At program point L300(lines 281 303) the Hoare annotation is: true [2019-01-12 14:49:28,706 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 174) no Hoare annotation was computed. [2019-01-12 14:49:28,707 INFO L444 ceAbstractionStarter]: At program point L168-1(lines 168 174) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,707 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,707 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:49:28,707 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 190) no Hoare annotation was computed. [2019-01-12 14:49:28,707 INFO L444 ceAbstractionStarter]: At program point L186-2(lines 682 688) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,707 INFO L444 ceAbstractionStarter]: At program point L682(lines 681 700) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,708 INFO L448 ceAbstractionStarter]: For program point L682-1(lines 682 688) no Hoare annotation was computed. [2019-01-12 14:49:28,708 INFO L444 ceAbstractionStarter]: At program point L682-2(lines 681 700) the Hoare annotation is: false [2019-01-12 14:49:28,708 INFO L444 ceAbstractionStarter]: At program point L682-3(lines 681 700) the Hoare annotation is: false [2019-01-12 14:49:28,708 INFO L444 ceAbstractionStarter]: At program point L864(lines 859 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,708 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 224) no Hoare annotation was computed. [2019-01-12 14:49:28,708 INFO L448 ceAbstractionStarter]: For program point L220-1(lines 682 688) no Hoare annotation was computed. [2019-01-12 14:49:28,708 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 829) no Hoare annotation was computed. [2019-01-12 14:49:28,709 INFO L444 ceAbstractionStarter]: At program point L816-1(lines 1 867) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,709 INFO L448 ceAbstractionStarter]: For program point L816-2(lines 816 829) no Hoare annotation was computed. [2019-01-12 14:49:28,709 INFO L444 ceAbstractionStarter]: At program point L816-3(lines 1 867) the Hoare annotation is: false [2019-01-12 14:49:28,709 INFO L448 ceAbstractionStarter]: For program point L816-4(lines 816 829) no Hoare annotation was computed. [2019-01-12 14:49:28,709 INFO L444 ceAbstractionStarter]: At program point L816-5(lines 1 867) the Hoare annotation is: false [2019-01-12 14:49:28,709 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 77) no Hoare annotation was computed. [2019-01-12 14:49:28,709 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:49:28,710 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 164) no Hoare annotation was computed. [2019-01-12 14:49:28,710 INFO L444 ceAbstractionStarter]: At program point L158-1(lines 158 164) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,710 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 298) no Hoare annotation was computed. [2019-01-12 14:49:28,710 INFO L451 ceAbstractionStarter]: At program point L291-1(lines 291 298) the Hoare annotation is: true [2019-01-12 14:49:28,710 INFO L448 ceAbstractionStarter]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-01-12 14:49:28,710 INFO L448 ceAbstractionStarter]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2019-01-12 14:49:28,710 INFO L448 ceAbstractionStarter]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2019-01-12 14:49:28,711 INFO L448 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,714 INFO L448 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,714 INFO L448 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,714 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 65) no Hoare annotation was computed. [2019-01-12 14:49:28,714 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:49:28,714 INFO L448 ceAbstractionStarter]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-01-12 14:49:28,715 INFO L448 ceAbstractionStarter]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2019-01-12 14:49:28,715 INFO L444 ceAbstractionStarter]: At program point L689(lines 689 695) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,715 INFO L444 ceAbstractionStarter]: At program point L689-1(lines 689 695) the Hoare annotation is: false [2019-01-12 14:49:28,715 INFO L444 ceAbstractionStarter]: At program point L689-2(lines 689 695) the Hoare annotation is: false [2019-01-12 14:49:28,715 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,715 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 191) no Hoare annotation was computed. [2019-01-12 14:49:28,719 INFO L444 ceAbstractionStarter]: At program point L856(lines 1 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,720 INFO L444 ceAbstractionStarter]: At program point L196(lines 147 197) the Hoare annotation is: false [2019-01-12 14:49:28,720 INFO L444 ceAbstractionStarter]: At program point L98(lines 93 101) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,720 INFO L444 ceAbstractionStarter]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2019-01-12 14:49:28,720 INFO L444 ceAbstractionStarter]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2019-01-12 14:49:28,720 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:49:28,722 INFO L444 ceAbstractionStarter]: At program point L759(lines 754 762) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,722 INFO L444 ceAbstractionStarter]: At program point L759-1(lines 754 762) the Hoare annotation is: false [2019-01-12 14:49:28,722 INFO L444 ceAbstractionStarter]: At program point L759-2(lines 754 762) the Hoare annotation is: false [2019-01-12 14:49:28,723 INFO L448 ceAbstractionStarter]: For program point L149(lines 148 195) no Hoare annotation was computed. [2019-01-12 14:49:28,723 INFO L444 ceAbstractionStarter]: At program point L265(lines 261 267) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-01-12 14:49:28,723 INFO L448 ceAbstractionStarter]: For program point L150(lines 150 154) no Hoare annotation was computed. [2019-01-12 14:49:28,723 INFO L444 ceAbstractionStarter]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2019-01-12 14:49:28,724 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-01-12 14:49:28,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:49:28 BoogieIcfgContainer [2019-01-12 14:49:28,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:49:28,758 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:49:28,758 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:49:28,758 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:49:28,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:49:26" (3/4) ... [2019-01-12 14:49:28,767 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:49:28,788 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:49:28,790 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:49:28,790 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:49:28,791 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:49:28,791 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:49:28,792 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:49:28,832 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2019-01-12 14:49:28,925 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:49:28,926 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:49:28,927 INFO L168 Benchmark]: Toolchain (without parser) took 3834.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.3 MB in the beginning and 981.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 111.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,929 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 14:49:28,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.95 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,930 INFO L168 Benchmark]: Boogie Preprocessor took 33.91 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. [2019-01-12 14:49:28,930 INFO L168 Benchmark]: RCFGBuilder took 1008.24 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: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,931 INFO L168 Benchmark]: TraceAbstraction took 1829.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.0 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,933 INFO L168 Benchmark]: Witness Printer took 168.35 ms. Allocated memory is still 1.2 GB. Free memory was 988.0 MB in the beginning and 981.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:49:28,936 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 705.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.95 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.91 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 1008.24 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: 52.7 MB). Peak memory consumption was 52.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1829.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.0 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.8 MB. Max. memory is 11.5 GB. * Witness Printer took 168.35 ms. Allocated memory is still 1.2 GB. Free memory was 988.0 MB in the beginning and 981.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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: 168]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. SAFE Result, 1.7s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 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, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 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...