./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product09_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_spec4_product09_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 51c3bbda42df3e7a563a36af727e140b310abe72 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:53:52,076 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:53:52,078 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:53:52,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:53:52,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:53:52,092 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:53:52,093 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:53:52,096 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:53:52,097 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:53:52,098 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:53:52,099 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:53:52,100 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:53:52,101 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:53:52,102 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:53:52,103 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:53:52,104 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:53:52,105 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:53:52,107 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:53:52,110 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:53:52,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:53:52,112 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:53:52,114 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:53:52,117 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:53:52,117 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:53:52,117 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:53:52,118 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:53:52,120 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:53:52,121 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:53:52,122 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:53:52,123 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:53:52,123 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:53:52,124 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:53:52,124 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:53:52,125 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:53:52,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:53:52,126 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:53:52,127 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:53:52,144 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:53:52,145 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:53:52,146 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:53:52,148 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:53:52,148 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:53:52,148 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:53:52,148 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:53:52,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:53:52,149 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:53:52,150 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:53:52,151 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:53:52,152 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:53:52,153 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:53:52,153 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:53:52,153 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:53:52,153 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:53:52,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:53:52,154 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:53:52,154 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:53:52,154 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:53:52,154 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:53:52,154 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:53:52,154 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:53:52,155 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 -> 51c3bbda42df3e7a563a36af727e140b310abe72 [2019-01-12 14:53:52,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:53:52,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:53:52,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:53:52,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:53:52,239 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:53:52,239 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:52,297 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7a70487/44892d65fbc14746ab893005b1b41ce9/FLAGf505b810f [2019-01-12 14:53:52,764 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:53:52,764 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product09_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:52,787 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7a70487/44892d65fbc14746ab893005b1b41ce9/FLAGf505b810f [2019-01-12 14:53:53,087 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7a70487/44892d65fbc14746ab893005b1b41ce9 [2019-01-12 14:53:53,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:53:53,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:53:53,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:53,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:53:53,099 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:53:53,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3faf14e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53, skipping insertion in model container [2019-01-12 14:53:53,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:53:53,156 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:53:53,566 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:53,592 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:53:53,664 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:53,697 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:53:53,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53 WrapperNode [2019-01-12 14:53:53,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:53,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:53,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:53:53,699 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:53:53,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:53,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:53:53,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:53:53,835 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:53:53,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (1/1) ... [2019-01-12 14:53:53,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:53:53,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:53:53,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:53:53,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:53:53,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (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 14:53:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:53:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:53:53,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:53:53,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:53:54,930 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:53:54,931 INFO L286 CfgBuilder]: Removed 66 assue(true) statements. [2019-01-12 14:53:54,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:54 BoogieIcfgContainer [2019-01-12 14:53:54,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:53:54,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:53:54,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:53:54,937 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:53:54,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:53:53" (1/3) ... [2019-01-12 14:53:54,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d839e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:54, skipping insertion in model container [2019-01-12 14:53:54,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:53" (2/3) ... [2019-01-12 14:53:54,939 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d839e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:54, skipping insertion in model container [2019-01-12 14:53:54,939 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:54" (3/3) ... [2019-01-12 14:53:54,941 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product09_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:54,953 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:53:54,962 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:53:54,980 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:53:55,013 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:53:55,013 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:53:55,014 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:53:55,014 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:53:55,014 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:53:55,015 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:53:55,015 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:53:55,015 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:53:55,015 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:53:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-01-12 14:53:55,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:53:55,053 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:55,054 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:55,057 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:55,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:55,067 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-01-12 14:53:55,069 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:55,070 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:55,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:55,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:55,343 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 14:53:55,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:55,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:55,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:53:55,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:53:55,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:53:55,366 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-01-12 14:53:55,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:55,394 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-01-12 14:53:55,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:53:55,396 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:53:55,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:55,409 INFO L225 Difference]: With dead ends: 108 [2019-01-12 14:53:55,409 INFO L226 Difference]: Without dead ends: 53 [2019-01-12 14:53:55,413 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 14:53:55,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-01-12 14:53:55,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-01-12 14:53:55,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-01-12 14:53:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-01-12 14:53:55,452 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-01-12 14:53:55,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:55,453 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-01-12 14:53:55,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:53:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-01-12 14:53:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:53:55,454 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:55,455 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 14:53:55,455 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:55,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:55,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-01-12 14:53:55,456 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:55,456 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:55,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:55,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:55,580 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 14:53:55,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:55,580 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:53:55,583 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:55,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:55,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:55,584 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-01-12 14:53:55,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:55,606 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-01-12 14:53:55,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:55,607 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:53:55,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:55,608 INFO L225 Difference]: With dead ends: 53 [2019-01-12 14:53:55,609 INFO L226 Difference]: Without dead ends: 27 [2019-01-12 14:53:55,610 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 14:53:55,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-01-12 14:53:55,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-01-12 14:53:55,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-01-12 14:53:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-01-12 14:53:55,616 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-01-12 14:53:55,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:55,616 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-01-12 14:53:55,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:55,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-01-12 14:53:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:53:55,618 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:55,618 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 14:53:55,619 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:55,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:55,619 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-01-12 14:53:55,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:55,621 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:55,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:55,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:55,802 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 14:53:55,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:55,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:53:55,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:53:55,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:53:55,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:53:55,804 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 6 states. [2019-01-12 14:53:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:56,386 INFO L93 Difference]: Finished difference Result 142 states and 221 transitions. [2019-01-12 14:53:56,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-01-12 14:53:56,388 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-01-12 14:53:56,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:56,395 INFO L225 Difference]: With dead ends: 142 [2019-01-12 14:53:56,397 INFO L226 Difference]: Without dead ends: 121 [2019-01-12 14:53:56,398 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-01-12 14:53:56,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2019-01-12 14:53:56,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 60. [2019-01-12 14:53:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-01-12 14:53:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 86 transitions. [2019-01-12 14:53:56,429 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 86 transitions. Word has length 22 [2019-01-12 14:53:56,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:56,429 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 86 transitions. [2019-01-12 14:53:56,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:53:56,429 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2019-01-12 14:53:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-12 14:53:56,430 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:56,431 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 14:53:56,433 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:56,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:56,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1660275790, now seen corresponding path program 1 times [2019-01-12 14:53:56,435 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:56,435 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:56,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:56,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:56,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:56,693 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 14:53:56,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:56,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:56,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:56,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:56,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:56,696 INFO L87 Difference]: Start difference. First operand 60 states and 86 transitions. Second operand 5 states. [2019-01-12 14:53:57,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:57,108 INFO L93 Difference]: Finished difference Result 163 states and 243 transitions. [2019-01-12 14:53:57,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:53:57,111 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-01-12 14:53:57,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:57,112 INFO L225 Difference]: With dead ends: 163 [2019-01-12 14:53:57,112 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:53:57,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:53:57,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:53:57,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:53:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:53:57,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:53:57,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-01-12 14:53:57,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:57,116 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:53:57,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:57,117 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:53:57,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:53:57,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:53:57,456 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-12 14:53:57,766 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2019-01-12 14:53:57,850 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:53:57,850 INFO L448 ceAbstractionStarter]: For program point L466(lines 466 470) no Hoare annotation was computed. [2019-01-12 14:53:57,851 INFO L444 ceAbstractionStarter]: At program point L748(lines 1 855) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:53:57,851 INFO L444 ceAbstractionStarter]: At program point L682(lines 677 685) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,851 INFO L444 ceAbstractionStarter]: At program point L682-1(lines 677 685) the Hoare annotation is: false [2019-01-12 14:53:57,851 INFO L444 ceAbstractionStarter]: At program point L682-2(lines 677 685) the Hoare annotation is: false [2019-01-12 14:53:57,852 INFO L448 ceAbstractionStarter]: For program point L550(lines 550 556) no Hoare annotation was computed. [2019-01-12 14:53:57,852 INFO L444 ceAbstractionStarter]: At program point L550-1(lines 550 556) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,852 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,852 INFO L444 ceAbstractionStarter]: At program point L586(lines 539 587) the Hoare annotation is: false [2019-01-12 14:53:57,852 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 458) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L448 ceAbstractionStarter]: For program point L454-3(lines 454 458) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L448 ceAbstractionStarter]: For program point L454-6(lines 454 458) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L448 ceAbstractionStarter]: For program point L570(lines 570 581) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,853 INFO L451 ceAbstractionStarter]: At program point L852(lines 833 855) the Hoare annotation is: true [2019-01-12 14:53:57,853 INFO L444 ceAbstractionStarter]: At program point L605(lines 604 623) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,854 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,854 INFO L448 ceAbstractionStarter]: For program point L605-1(lines 605 611) no Hoare annotation was computed. [2019-01-12 14:53:57,854 INFO L444 ceAbstractionStarter]: At program point L605-2(lines 604 623) the Hoare annotation is: false [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L605-3(lines 604 623) the Hoare annotation is: false [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L820(lines 816 822) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L523(lines 518 526) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L523-1(lines 518 526) the Hoare annotation is: false [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L523-2(lines 518 526) the Hoare annotation is: false [2019-01-12 14:53:57,855 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:53:57,855 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 438) no Hoare annotation was computed. [2019-01-12 14:53:57,855 INFO L444 ceAbstractionStarter]: At program point L425-1(lines 1 855) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,856 INFO L448 ceAbstractionStarter]: For program point L425-2(lines 425 438) no Hoare annotation was computed. [2019-01-12 14:53:57,856 INFO L444 ceAbstractionStarter]: At program point L425-3(lines 1 855) the Hoare annotation is: false [2019-01-12 14:53:57,856 INFO L448 ceAbstractionStarter]: For program point L425-4(lines 425 438) no Hoare annotation was computed. [2019-01-12 14:53:57,856 INFO L444 ceAbstractionStarter]: At program point L425-5(lines 1 855) the Hoare annotation is: false [2019-01-12 14:53:57,856 INFO L444 ceAbstractionStarter]: At program point L772-2(lines 772 786) the Hoare annotation is: false [2019-01-12 14:53:57,856 INFO L448 ceAbstractionStarter]: For program point L541(lines 540 585) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L444 ceAbstractionStarter]: At program point L756(lines 751 759) the Hoare annotation is: (and (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0) (= ~systemActive~0 ~waterLevel~0)) [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 546) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-01-12 14:53:57,857 INFO L448 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-01-12 14:53:57,858 INFO L448 ceAbstractionStarter]: For program point L576-2(lines 605 611) no Hoare annotation was computed. [2019-01-12 14:53:57,858 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-01-12 14:53:57,858 INFO L444 ceAbstractionStarter]: At program point L560-1(lines 560 566) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,858 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:53:57,858 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 482) no Hoare annotation was computed. [2019-01-12 14:53:57,858 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L448 ceAbstractionStarter]: For program point L429-2(lines 429 435) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L448 ceAbstractionStarter]: For program point L429-4(lines 429 435) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 780) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L448 ceAbstractionStarter]: For program point L776-1(lines 605 611) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L448 ceAbstractionStarter]: For program point L843(lines 843 850) no Hoare annotation was computed. [2019-01-12 14:53:57,859 INFO L451 ceAbstractionStarter]: At program point L843-1(lines 843 850) the Hoare annotation is: true [2019-01-12 14:53:57,859 INFO L444 ceAbstractionStarter]: At program point L612(lines 612 618) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:57,860 INFO L444 ceAbstractionStarter]: At program point L612-1(lines 612 618) the Hoare annotation is: false [2019-01-12 14:53:57,860 INFO L444 ceAbstractionStarter]: At program point L612-2(lines 612 618) the Hoare annotation is: false [2019-01-12 14:53:57,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:53:57 BoogieIcfgContainer [2019-01-12 14:53:57,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:53:57,886 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:53:57,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:53:57,887 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:53:57,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:54" (3/4) ... [2019-01-12 14:53:57,895 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:53:57,911 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:53:57,911 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:53:57,912 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:53:57,912 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:53:57,913 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:53:57,913 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:53:57,948 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2019-01-12 14:53:58,010 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:53:58,011 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:53:58,012 INFO L168 Benchmark]: Toolchain (without parser) took 4920.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 952.7 MB in the beginning and 977.7 MB in the end (delta: -25.0 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,014 INFO L168 Benchmark]: CDTParser took 0.16 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 14:53:58,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.33 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -203.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,016 INFO L168 Benchmark]: Boogie Preprocessor took 45.43 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 14:53:58,016 INFO L168 Benchmark]: RCFGBuilder took 1052.02 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: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,017 INFO L168 Benchmark]: TraceAbstraction took 2952.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.3 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,017 INFO L168 Benchmark]: Witness Printer took 124.28 ms. Allocated memory is still 1.2 GB. Free memory was 984.3 MB in the beginning and 977.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:58,021 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 604.33 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 931.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 135.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -203.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.43 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 1052.02 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: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2952.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.3 MB in the end (delta: 99.1 MB). Peak memory consumption was 99.1 MB. Max. memory is 11.5 GB. * Witness Printer took 124.28 ms. Allocated memory is still 1.2 GB. Free memory was 984.3 MB in the beginning and 977.7 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: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: 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: 612]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (!(0 == waterLevel) && pumpRunning == 0) && systemActive == waterLevel - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 560]: 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, 2.8s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 213 SDtfs, 279 SDslu, 308 SDs, 0 SdLazy, 86 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=3, 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, 61 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 66 NumberOfFragments, 99 HoareAnnotationTreeSize, 24 FomulaSimplifications, 1205 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3213 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...