./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec1_product16_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 97e1e79d9f040fa1d57b96c793652004756593a5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:44:38,044 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:44:38,047 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:44:38,062 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:44:38,063 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:44:38,065 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:44:38,068 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:44:38,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:44:38,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:44:38,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:44:38,079 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:44:38,079 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:44:38,080 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:44:38,083 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:44:38,087 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:44:38,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:44:38,091 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:44:38,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:44:38,097 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:44:38,101 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:44:38,106 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:44:38,107 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:44:38,111 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:44:38,113 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:44:38,114 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:44:38,115 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:44:38,116 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:44:38,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:44:38,120 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:44:38,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:44:38,124 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:44:38,125 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:44:38,125 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:44:38,125 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:44:38,126 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:44:38,129 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:44:38,130 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:44:38,148 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:44:38,148 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:44:38,149 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:44:38,149 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:44:38,149 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:44:38,150 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:44:38,150 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:44:38,150 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:44:38,150 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:44:38,150 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:44:38,150 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:44:38,151 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:44:38,152 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:44:38,152 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:44:38,152 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:44:38,152 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:44:38,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:44:38,153 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:44:38,153 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:44:38,153 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:44:38,153 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:44:38,153 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:44:38,153 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:44:38,154 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 -> 97e1e79d9f040fa1d57b96c793652004756593a5 [2018-12-31 09:44:38,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:44:38,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:44:38,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:44:38,212 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:44:38,213 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:44:38,215 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:38,290 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15867f14/82be117313ee4c7cb348cf38b9547e27/FLAG4d95f50d8 [2018-12-31 09:44:38,853 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:44:38,853 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:38,877 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15867f14/82be117313ee4c7cb348cf38b9547e27/FLAG4d95f50d8 [2018-12-31 09:44:39,078 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d15867f14/82be117313ee4c7cb348cf38b9547e27 [2018-12-31 09:44:39,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:44:39,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:44:39,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:44:39,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:44:39,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:44:39,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39, skipping insertion in model container [2018-12-31 09:44:39,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:44:39,155 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:44:39,597 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:44:39,613 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:44:39,704 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:44:39,837 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:44:39,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39 WrapperNode [2018-12-31 09:44:39,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:44:39,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:44:39,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:44:39,840 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:44:39,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:44:39,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:44:39,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:44:39,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:44:39,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... [2018-12-31 09:44:39,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:44:39,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:44:39,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:44:39,993 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:44:39,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:44:40,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:44:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:44:40,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:44:40,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:44:41,273 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:44:41,274 INFO L280 CfgBuilder]: Removed 102 assue(true) statements. [2018-12-31 09:44:41,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:41 BoogieIcfgContainer [2018-12-31 09:44:41,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:44:41,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:44:41,276 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:44:41,280 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:44:41,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:44:39" (1/3) ... [2018-12-31 09:44:41,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4409dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:44:41, skipping insertion in model container [2018-12-31 09:44:41,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:44:39" (2/3) ... [2018-12-31 09:44:41,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f4409dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:44:41, skipping insertion in model container [2018-12-31 09:44:41,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:41" (3/3) ... [2018-12-31 09:44:41,285 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:44:41,296 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:44:41,306 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:44:41,325 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:44:41,361 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:44:41,362 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:44:41,362 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:44:41,362 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:44:41,362 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:44:41,362 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:44:41,362 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:44:41,362 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:44:41,363 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:44:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2018-12-31 09:44:41,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:44:41,386 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:41,387 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:41,389 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:41,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:41,397 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2018-12-31 09:44:41,399 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:41,399 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:41,449 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,449 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:41,450 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:44:41,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:44:41,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:44:41,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:44:41,713 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2018-12-31 09:44:41,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:41,741 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2018-12-31 09:44:41,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:44:41,742 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:44:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:41,760 INFO L225 Difference]: With dead ends: 136 [2018-12-31 09:44:41,760 INFO L226 Difference]: Without dead ends: 67 [2018-12-31 09:44:41,764 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:44:41,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-12-31 09:44:41,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-12-31 09:44:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-12-31 09:44:41,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2018-12-31 09:44:41,808 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2018-12-31 09:44:41,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:41,809 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2018-12-31 09:44:41,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:44:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2018-12-31 09:44:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:44:41,811 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:41,811 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:41,812 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:41,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:41,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2018-12-31 09:44:41,812 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:41,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:41,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:41,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:41,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:41,970 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:44:41,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:44:41,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:44:41,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:41,973 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2018-12-31 09:44:41,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:41,997 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2018-12-31 09:44:41,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:44:41,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:44:41,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:42,000 INFO L225 Difference]: With dead ends: 67 [2018-12-31 09:44:42,000 INFO L226 Difference]: Without dead ends: 33 [2018-12-31 09:44:42,001 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:42,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-12-31 09:44:42,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-12-31 09:44:42,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-12-31 09:44:42,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2018-12-31 09:44:42,008 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2018-12-31 09:44:42,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:42,008 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2018-12-31 09:44:42,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:44:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2018-12-31 09:44:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:44:42,010 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:42,010 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] [2018-12-31 09:44:42,011 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:42,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:42,011 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2018-12-31 09:44:42,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:42,012 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:42,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:42,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:42,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:42,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:44:42,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:44:42,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:44:42,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:42,140 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2018-12-31 09:44:42,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:42,266 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2018-12-31 09:44:42,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:44:42,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-12-31 09:44:42,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:42,269 INFO L225 Difference]: With dead ends: 87 [2018-12-31 09:44:42,271 INFO L226 Difference]: Without dead ends: 60 [2018-12-31 09:44:42,271 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:44:42,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-31 09:44:42,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2018-12-31 09:44:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-31 09:44:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2018-12-31 09:44:42,286 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2018-12-31 09:44:42,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:42,287 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2018-12-31 09:44:42,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:44:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2018-12-31 09:44:42,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-31 09:44:42,290 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:42,291 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] [2018-12-31 09:44:42,291 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:42,291 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2018-12-31 09:44:42,291 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:42,292 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:42,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:42,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:42,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:42,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:42,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:44:42,418 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:44:42,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:44:42,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:44:42,419 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2018-12-31 09:44:43,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:43,041 INFO L93 Difference]: Finished difference Result 260 states and 398 transitions. [2018-12-31 09:44:43,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 09:44:43,045 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-31 09:44:43,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:43,050 INFO L225 Difference]: With dead ends: 260 [2018-12-31 09:44:43,053 INFO L226 Difference]: Without dead ends: 210 [2018-12-31 09:44:43,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 09:44:43,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-12-31 09:44:43,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 100. [2018-12-31 09:44:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-12-31 09:44:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 145 transitions. [2018-12-31 09:44:43,084 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 145 transitions. Word has length 23 [2018-12-31 09:44:43,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:43,085 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 145 transitions. [2018-12-31 09:44:43,085 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:44:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2018-12-31 09:44:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:44:43,086 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:44:43,087 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:44:43,087 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:44:43,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:44:43,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2018-12-31 09:44:43,088 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:44:43,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:44:43,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:43,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:44:43,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:44:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:44:43,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:44:43,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:44:43,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:44:43,383 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:44:43,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:44:43,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:44:43,384 INFO L87 Difference]: Start difference. First operand 100 states and 145 transitions. Second operand 5 states. [2018-12-31 09:44:43,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:44:43,524 INFO L93 Difference]: Finished difference Result 296 states and 443 transitions. [2018-12-31 09:44:43,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:44:43,526 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-31 09:44:43,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:44:43,527 INFO L225 Difference]: With dead ends: 296 [2018-12-31 09:44:43,528 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:44:43,531 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:44:43,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:44:43,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:44:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:44:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:44:43,535 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-12-31 09:44:43,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:44:43,535 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:44:43,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:44:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:44:43,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:44:43,543 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:44:43,820 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-12-31 09:44:44,483 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:44,483 INFO L448 ceAbstractionStarter]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:44,483 INFO L448 ceAbstractionStarter]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2018-12-31 09:44:44,484 INFO L444 ceAbstractionStarter]: At program point L779(lines 774 782) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,485 INFO L444 ceAbstractionStarter]: At program point L779-1(lines 774 782) the Hoare annotation is: false [2018-12-31 09:44:44,485 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 721) no Hoare annotation was computed. [2018-12-31 09:44:44,485 INFO L444 ceAbstractionStarter]: At program point L779-2(lines 774 782) the Hoare annotation is: false [2018-12-31 09:44:44,485 INFO L448 ceAbstractionStarter]: For program point L713-1(lines 713 721) no Hoare annotation was computed. [2018-12-31 09:44:44,485 INFO L448 ceAbstractionStarter]: For program point L713-2(lines 713 721) no Hoare annotation was computed. [2018-12-31 09:44:44,485 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:44:44,485 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 149) no Hoare annotation was computed. [2018-12-31 09:44:44,485 INFO L444 ceAbstractionStarter]: At program point L136-1(lines 1 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,486 INFO L448 ceAbstractionStarter]: For program point L136-2(lines 136 149) no Hoare annotation was computed. [2018-12-31 09:44:44,486 INFO L444 ceAbstractionStarter]: At program point L136-3(lines 1 910) the Hoare annotation is: false [2018-12-31 09:44:44,486 INFO L448 ceAbstractionStarter]: For program point L136-4(lines 136 149) no Hoare annotation was computed. [2018-12-31 09:44:44,486 INFO L444 ceAbstractionStarter]: At program point L136-5(lines 1 910) the Hoare annotation is: false [2018-12-31 09:44:44,486 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-12-31 09:44:44,486 INFO L444 ceAbstractionStarter]: At program point L863-1(lines 863 869) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,489 INFO L451 ceAbstractionStarter]: At program point L286(lines 267 289) the Hoare annotation is: true [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L253(lines 249 255) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L187(lines 182 190) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L204-2(lines 204 218) the Hoare annotation is: false [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L89(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,490 INFO L444 ceAbstractionStarter]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2018-12-31 09:44:44,491 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L684(lines 684 690) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L684-1(lines 684 690) the Hoare annotation is: false [2018-12-31 09:44:44,491 INFO L444 ceAbstractionStarter]: At program point L684-2(lines 684 690) the Hoare annotation is: false [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point L883(lines 883 898) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:44:44,492 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,493 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 212) no Hoare annotation was computed. [2018-12-31 09:44:44,493 INFO L448 ceAbstractionStarter]: For program point L208-1(lines 677 683) no Hoare annotation was computed. [2018-12-31 09:44:44,493 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 80) no Hoare annotation was computed. [2018-12-31 09:44:44,493 INFO L444 ceAbstractionStarter]: At program point L770(lines 763 773) the Hoare annotation is: false [2018-12-31 09:44:44,493 INFO L444 ceAbstractionStarter]: At program point L770-1(lines 763 773) the Hoare annotation is: false [2018-12-31 09:44:44,493 INFO L444 ceAbstractionStarter]: At program point L770-2(lines 763 773) the Hoare annotation is: false [2018-12-31 09:44:44,493 INFO L444 ceAbstractionStarter]: At program point L903(lines 852 904) the Hoare annotation is: false [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point L854(lines 853 902) no Hoare annotation was computed. [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 859) no Hoare annotation was computed. [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 284) no Hoare annotation was computed. [2018-12-31 09:44:44,494 INFO L451 ceAbstractionStarter]: At program point L277-1(lines 277 284) the Hoare annotation is: true [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,494 INFO L448 ceAbstractionStarter]: For program point L823(lines 823 829) no Hoare annotation was computed. [2018-12-31 09:44:44,495 INFO L444 ceAbstractionStarter]: At program point L823-1(lines 823 829) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,495 INFO L444 ceAbstractionStarter]: At program point L179(lines 1 910) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:44:44,495 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-12-31 09:44:44,495 INFO L444 ceAbstractionStarter]: At program point L873-1(lines 873 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,495 INFO L448 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,495 INFO L448 ceAbstractionStarter]: For program point L295-1(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L295-2(line 295) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 726) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L709-1(lines 709 726) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L709-2(lines 709 726) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-12-31 09:44:44,496 INFO L444 ceAbstractionStarter]: At program point L891-1(lines 677 683) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,497 INFO L444 ceAbstractionStarter]: At program point L677(lines 676 695) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:44:44,497 INFO L448 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2018-12-31 09:44:44,497 INFO L444 ceAbstractionStarter]: At program point L677-2(lines 676 695) the Hoare annotation is: false [2018-12-31 09:44:44,497 INFO L444 ceAbstractionStarter]: At program point L677-3(lines 676 695) the Hoare annotation is: false [2018-12-31 09:44:44,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:44:44 BoogieIcfgContainer [2018-12-31 09:44:44,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:44:44,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:44:44,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:44:44,526 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:44:44,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:44:41" (3/4) ... [2018-12-31 09:44:44,531 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:44:44,546 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:44:44,547 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:44:44,547 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:44:44,548 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:44:44,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:44:44,549 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:44:44,582 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2018-12-31 09:44:44,669 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:44:44,669 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:44:44,670 INFO L168 Benchmark]: Toolchain (without parser) took 5588.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.7 MB in the beginning and 953.4 MB in the end (delta: -683.2 kB). Peak memory consumption was 150.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,670 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-12-31 09:44:44,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -199.3 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.62 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,672 INFO L168 Benchmark]: Boogie Preprocessor took 41.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:44:44,672 INFO L168 Benchmark]: RCFGBuilder took 1282.14 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: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,672 INFO L168 Benchmark]: TraceAbstraction took 3249.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.7 MB in the end (delta: 119.9 MB). Peak memory consumption was 119.9 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,673 INFO L168 Benchmark]: Witness Printer took 143.39 ms. Allocated memory is still 1.2 GB. Free memory was 966.7 MB in the beginning and 953.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:44:44,675 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 756.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 952.7 MB in the beginning and 1.2 GB in the end (delta: -199.3 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.62 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.88 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 1282.14 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: 52.1 MB). Peak memory consumption was 52.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3249.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.7 MB in the end (delta: 119.9 MB). Peak memory consumption was 119.9 MB. Max. memory is 11.5 GB. * Witness Printer took 143.39 ms. Allocated memory is still 1.2 GB. Free memory was 966.7 MB in the beginning and 953.4 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 295]: 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: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. SAFE Result, 3.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 308 SDtfs, 317 SDslu, 299 SDs, 0 SdLazy, 61 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=4, 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, 5 MinimizatonAttempts, 114 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...