./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem02_label42_true-unreach-call_false-termination.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/eca-rers2012/Problem02_label42_true-unreach-call_false-termination.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 a8726e54e507f4e5407a6f1ab8a73f56b359228a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 19:45:04,248 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 19:45:04,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 19:45:04,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 19:45:04,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 19:45:04,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 19:45:04,268 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 19:45:04,270 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 19:45:04,272 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 19:45:04,273 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 19:45:04,274 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 19:45:04,274 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 19:45:04,275 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 19:45:04,276 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 19:45:04,278 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 19:45:04,279 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 19:45:04,279 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 19:45:04,281 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 19:45:04,284 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 19:45:04,286 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 19:45:04,287 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 19:45:04,288 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 19:45:04,291 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 19:45:04,291 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 19:45:04,291 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 19:45:04,292 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 19:45:04,294 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 19:45:04,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 19:45:04,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 19:45:04,297 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 19:45:04,297 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 19:45:04,298 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 19:45:04,298 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 19:45:04,298 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 19:45:04,300 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 19:45:04,300 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 19:45:04,301 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 19:45:04,323 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 19:45:04,323 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 19:45:04,324 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 19:45:04,326 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 19:45:04,326 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 19:45:04,326 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 19:45:04,326 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 19:45:04,326 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 19:45:04,327 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 19:45:04,329 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 19:45:04,329 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 19:45:04,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 19:45:04,330 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 19:45:04,330 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 19:45:04,330 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 19:45:04,330 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 19:45:04,331 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:45:04,333 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 19:45:04,333 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 19:45:04,333 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 19:45:04,333 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 19:45:04,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 19:45:04,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 19:45:04,334 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 -> a8726e54e507f4e5407a6f1ab8a73f56b359228a [2018-12-30 19:45:04,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 19:45:04,395 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 19:45:04,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 19:45:04,401 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 19:45:04,401 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 19:45:04,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem02_label42_true-unreach-call_false-termination.c [2018-12-30 19:45:04,487 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2819f0277/8d9210b942d74b60b7202d57d29622e2/FLAG8a6fb6a88 [2018-12-30 19:45:05,044 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 19:45:05,047 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem02_label42_true-unreach-call_false-termination.c [2018-12-30 19:45:05,069 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2819f0277/8d9210b942d74b60b7202d57d29622e2/FLAG8a6fb6a88 [2018-12-30 19:45:05,281 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2819f0277/8d9210b942d74b60b7202d57d29622e2 [2018-12-30 19:45:05,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 19:45:05,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 19:45:05,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 19:45:05,289 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 19:45:05,295 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 19:45:05,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:45:05" (1/1) ... [2018-12-30 19:45:05,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e2f0de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:05, skipping insertion in model container [2018-12-30 19:45:05,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:45:05" (1/1) ... [2018-12-30 19:45:05,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 19:45:05,378 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 19:45:05,866 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:45:05,881 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 19:45:06,036 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:45:06,053 INFO L195 MainTranslator]: Completed translation [2018-12-30 19:45:06,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06 WrapperNode [2018-12-30 19:45:06,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 19:45:06,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 19:45:06,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 19:45:06,055 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 19:45:06,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 19:45:06,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 19:45:06,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 19:45:06,242 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 19:45:06,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (1/1) ... [2018-12-30 19:45:06,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 19:45:06,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 19:45:06,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 19:45:06,314 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 19:45:06,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (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 [2018-12-30 19:45:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 19:45:06,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 19:45:09,686 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 19:45:09,686 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 19:45:09,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:09 BoogieIcfgContainer [2018-12-30 19:45:09,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 19:45:09,688 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 19:45:09,688 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 19:45:09,693 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 19:45:09,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 07:45:05" (1/3) ... [2018-12-30 19:45:09,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b584fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:45:09, skipping insertion in model container [2018-12-30 19:45:09,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:06" (2/3) ... [2018-12-30 19:45:09,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b584fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:45:09, skipping insertion in model container [2018-12-30 19:45:09,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:09" (3/3) ... [2018-12-30 19:45:09,697 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label42_true-unreach-call_false-termination.c [2018-12-30 19:45:09,706 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 19:45:09,714 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 19:45:09,729 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 19:45:09,763 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 19:45:09,764 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 19:45:09,766 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 19:45:09,766 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 19:45:09,766 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 19:45:09,766 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 19:45:09,767 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 19:45:09,767 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 19:45:09,767 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 19:45:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-12-30 19:45:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-30 19:45:09,804 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:09,805 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:09,808 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:09,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:09,815 INFO L82 PathProgramCache]: Analyzing trace with hash 499493077, now seen corresponding path program 1 times [2018-12-30 19:45:09,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:09,818 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:09,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:09,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:09,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:10,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:10,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:10,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:10,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:10,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:10,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:10,516 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2018-12-30 19:45:13,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:13,144 INFO L93 Difference]: Finished difference Result 748 states and 1324 transitions. [2018-12-30 19:45:13,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:13,147 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2018-12-30 19:45:13,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:13,167 INFO L225 Difference]: With dead ends: 748 [2018-12-30 19:45:13,167 INFO L226 Difference]: Without dead ends: 454 [2018-12-30 19:45:13,172 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:13,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2018-12-30 19:45:13,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 451. [2018-12-30 19:45:13,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2018-12-30 19:45:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 616 transitions. [2018-12-30 19:45:13,259 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 616 transitions. Word has length 100 [2018-12-30 19:45:13,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:13,262 INFO L480 AbstractCegarLoop]: Abstraction has 451 states and 616 transitions. [2018-12-30 19:45:13,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 616 transitions. [2018-12-30 19:45:13,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-30 19:45:13,269 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:13,270 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:13,270 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:13,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:13,270 INFO L82 PathProgramCache]: Analyzing trace with hash 396760741, now seen corresponding path program 1 times [2018-12-30 19:45:13,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:13,272 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:13,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:13,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:13,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:13,371 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:13,372 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:13,372 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:45:13,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:13,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:13,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:13,377 INFO L87 Difference]: Start difference. First operand 451 states and 616 transitions. Second operand 3 states. [2018-12-30 19:45:14,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:14,299 INFO L93 Difference]: Finished difference Result 1323 states and 1809 transitions. [2018-12-30 19:45:14,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:14,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-12-30 19:45:14,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:14,305 INFO L225 Difference]: With dead ends: 1323 [2018-12-30 19:45:14,305 INFO L226 Difference]: Without dead ends: 874 [2018-12-30 19:45:14,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:14,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2018-12-30 19:45:14,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874. [2018-12-30 19:45:14,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 874 states. [2018-12-30 19:45:14,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1139 transitions. [2018-12-30 19:45:14,355 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1139 transitions. Word has length 117 [2018-12-30 19:45:14,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:14,356 INFO L480 AbstractCegarLoop]: Abstraction has 874 states and 1139 transitions. [2018-12-30 19:45:14,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:14,356 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1139 transitions. [2018-12-30 19:45:14,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-30 19:45:14,361 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:14,362 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:14,362 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:14,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:14,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1844290899, now seen corresponding path program 1 times [2018-12-30 19:45:14,363 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:14,364 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:14,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:14,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:14,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:14,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:14,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:14,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:14,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:14,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:14,720 INFO L87 Difference]: Start difference. First operand 874 states and 1139 transitions. Second operand 4 states. [2018-12-30 19:45:16,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:16,220 INFO L93 Difference]: Finished difference Result 2154 states and 2796 transitions. [2018-12-30 19:45:16,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:16,221 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 133 [2018-12-30 19:45:16,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:16,228 INFO L225 Difference]: With dead ends: 2154 [2018-12-30 19:45:16,229 INFO L226 Difference]: Without dead ends: 1282 [2018-12-30 19:45:16,231 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:16,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2018-12-30 19:45:16,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 862. [2018-12-30 19:45:16,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2018-12-30 19:45:16,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1063 transitions. [2018-12-30 19:45:16,260 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1063 transitions. Word has length 133 [2018-12-30 19:45:16,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:16,260 INFO L480 AbstractCegarLoop]: Abstraction has 862 states and 1063 transitions. [2018-12-30 19:45:16,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:16,261 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1063 transitions. [2018-12-30 19:45:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-30 19:45:16,266 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:16,266 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:16,266 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:16,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:16,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1961644753, now seen corresponding path program 1 times [2018-12-30 19:45:16,267 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:16,267 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:16,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:16,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:16,268 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:16,381 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-30 19:45:16,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:16,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:16,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:16,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:16,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:16,383 INFO L87 Difference]: Start difference. First operand 862 states and 1063 transitions. Second operand 3 states. [2018-12-30 19:45:18,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:18,427 INFO L93 Difference]: Finished difference Result 2286 states and 2790 transitions. [2018-12-30 19:45:18,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:18,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 139 [2018-12-30 19:45:18,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:18,441 INFO L225 Difference]: With dead ends: 2286 [2018-12-30 19:45:18,442 INFO L226 Difference]: Without dead ends: 1426 [2018-12-30 19:45:18,443 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 [2018-12-30 19:45:18,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2018-12-30 19:45:18,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1143. [2018-12-30 19:45:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1143 states. [2018-12-30 19:45:18,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 1143 states and 1399 transitions. [2018-12-30 19:45:18,501 INFO L78 Accepts]: Start accepts. Automaton has 1143 states and 1399 transitions. Word has length 139 [2018-12-30 19:45:18,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:18,502 INFO L480 AbstractCegarLoop]: Abstraction has 1143 states and 1399 transitions. [2018-12-30 19:45:18,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:18,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1399 transitions. [2018-12-30 19:45:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-30 19:45:18,506 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:18,506 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:18,506 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:18,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:18,507 INFO L82 PathProgramCache]: Analyzing trace with hash -435160690, now seen corresponding path program 1 times [2018-12-30 19:45:18,507 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:18,507 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:18,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:18,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:18,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-30 19:45:18,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:18,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:18,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:18,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:18,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:18,616 INFO L87 Difference]: Start difference. First operand 1143 states and 1399 transitions. Second operand 3 states. [2018-12-30 19:45:19,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:19,127 INFO L93 Difference]: Finished difference Result 2566 states and 3148 transitions. [2018-12-30 19:45:19,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:19,128 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2018-12-30 19:45:19,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:19,135 INFO L225 Difference]: With dead ends: 2566 [2018-12-30 19:45:19,135 INFO L226 Difference]: Without dead ends: 1425 [2018-12-30 19:45:19,137 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 [2018-12-30 19:45:19,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2018-12-30 19:45:19,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 1423. [2018-12-30 19:45:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1423 states. [2018-12-30 19:45:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1704 transitions. [2018-12-30 19:45:19,165 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1704 transitions. Word has length 144 [2018-12-30 19:45:19,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:19,166 INFO L480 AbstractCegarLoop]: Abstraction has 1423 states and 1704 transitions. [2018-12-30 19:45:19,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1704 transitions. [2018-12-30 19:45:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-30 19:45:19,170 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:19,170 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:19,171 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:19,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:19,171 INFO L82 PathProgramCache]: Analyzing trace with hash -266021720, now seen corresponding path program 1 times [2018-12-30 19:45:19,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:19,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:19,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:19,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:19,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-30 19:45:19,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:19,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:45:19,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:19,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:19,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:19,335 INFO L87 Difference]: Start difference. First operand 1423 states and 1704 transitions. Second operand 4 states. [2018-12-30 19:45:20,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:20,144 INFO L93 Difference]: Finished difference Result 3404 states and 4091 transitions. [2018-12-30 19:45:20,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:20,145 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2018-12-30 19:45:20,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:20,153 INFO L225 Difference]: With dead ends: 3404 [2018-12-30 19:45:20,153 INFO L226 Difference]: Without dead ends: 1700 [2018-12-30 19:45:20,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:20,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1700 states. [2018-12-30 19:45:20,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1700 to 1560. [2018-12-30 19:45:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1560 states. [2018-12-30 19:45:20,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 1725 transitions. [2018-12-30 19:45:20,187 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 1725 transitions. Word has length 146 [2018-12-30 19:45:20,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:20,188 INFO L480 AbstractCegarLoop]: Abstraction has 1560 states and 1725 transitions. [2018-12-30 19:45:20,188 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1725 transitions. [2018-12-30 19:45:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-30 19:45:20,192 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:20,193 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:20,193 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:20,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:20,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1950870258, now seen corresponding path program 1 times [2018-12-30 19:45:20,193 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:20,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:20,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:20,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:20,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:20,570 WARN L181 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-30 19:45:20,739 WARN L181 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-12-30 19:45:20,828 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-30 19:45:20,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:45:20,829 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:45:20,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:20,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:45:21,107 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-30 19:45:21,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:45:21,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-12-30 19:45:21,145 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-30 19:45:21,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-30 19:45:21,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-30 19:45:21,146 INFO L87 Difference]: Start difference. First operand 1560 states and 1725 transitions. Second operand 8 states. [2018-12-30 19:45:23,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:23,884 INFO L93 Difference]: Finished difference Result 3993 states and 4399 transitions. [2018-12-30 19:45:23,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-30 19:45:23,885 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2018-12-30 19:45:23,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:23,894 INFO L225 Difference]: With dead ends: 3993 [2018-12-30 19:45:23,894 INFO L226 Difference]: Without dead ends: 2147 [2018-12-30 19:45:23,897 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2018-12-30 19:45:23,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2147 states. [2018-12-30 19:45:23,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2147 to 1695. [2018-12-30 19:45:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1695 states. [2018-12-30 19:45:23,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1695 states and 1800 transitions. [2018-12-30 19:45:23,932 INFO L78 Accepts]: Start accepts. Automaton has 1695 states and 1800 transitions. Word has length 150 [2018-12-30 19:45:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:23,932 INFO L480 AbstractCegarLoop]: Abstraction has 1695 states and 1800 transitions. [2018-12-30 19:45:23,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-30 19:45:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1800 transitions. [2018-12-30 19:45:23,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-30 19:45:23,937 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:23,937 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:23,938 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:23,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:23,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1025198346, now seen corresponding path program 1 times [2018-12-30 19:45:23,938 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:23,938 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:23,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:23,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:23,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-30 19:45:24,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:24,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:24,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:24,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:24,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:24,081 INFO L87 Difference]: Start difference. First operand 1695 states and 1800 transitions. Second operand 3 states. [2018-12-30 19:45:26,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:26,235 INFO L93 Difference]: Finished difference Result 3808 states and 4037 transitions. [2018-12-30 19:45:26,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:26,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2018-12-30 19:45:26,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:26,243 INFO L225 Difference]: With dead ends: 3808 [2018-12-30 19:45:26,243 INFO L226 Difference]: Without dead ends: 1132 [2018-12-30 19:45:26,247 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 [2018-12-30 19:45:26,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2018-12-30 19:45:26,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 1132. [2018-12-30 19:45:26,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1132 states. [2018-12-30 19:45:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1177 transitions. [2018-12-30 19:45:26,269 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1177 transitions. Word has length 194 [2018-12-30 19:45:26,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:26,270 INFO L480 AbstractCegarLoop]: Abstraction has 1132 states and 1177 transitions. [2018-12-30 19:45:26,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1177 transitions. [2018-12-30 19:45:26,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-30 19:45:26,275 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:26,276 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:26,276 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:26,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:26,276 INFO L82 PathProgramCache]: Analyzing trace with hash -409226142, now seen corresponding path program 1 times [2018-12-30 19:45:26,276 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:26,276 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:26,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:26,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:26,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:26,764 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-30 19:45:26,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:45:26,764 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:45:26,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:26,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:45:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2018-12-30 19:45:27,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:45:27,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2018-12-30 19:45:27,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 19:45:27,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 19:45:27,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-30 19:45:27,133 INFO L87 Difference]: Start difference. First operand 1132 states and 1177 transitions. Second operand 5 states. [2018-12-30 19:45:29,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:29,294 INFO L93 Difference]: Finished difference Result 2120 states and 2209 transitions. [2018-12-30 19:45:29,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:29,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 237 [2018-12-30 19:45:29,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:29,296 INFO L225 Difference]: With dead ends: 2120 [2018-12-30 19:45:29,296 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 19:45:29,299 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-30 19:45:29,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 19:45:29,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 19:45:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 19:45:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 19:45:29,300 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 237 [2018-12-30 19:45:29,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:29,300 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 19:45:29,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 19:45:29,302 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 19:45:29,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 19:45:29,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 19:45:29,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:29,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:29,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:29,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:29,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:29,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:31,228 WARN L181 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2018-12-30 19:45:31,593 WARN L181 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 51 [2018-12-30 19:45:31,596 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,596 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,596 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,597 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,598 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,599 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,600 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-30 19:45:31,601 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-30 19:45:31,602 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-30 19:45:31,603 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-30 19:45:31,604 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,605 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-30 19:45:31,606 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 472) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-30 19:45:31,607 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-30 19:45:31,608 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-30 19:45:31,608 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:45:31,608 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:45:31,608 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-30 19:45:31,608 INFO L444 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse15 (not (= ~a28~0 8))) (.cse12 (not (= ~a17~0 9)))) (let ((.cse9 (= ~a25~0 1)) (.cse3 (and .cse15 .cse12)) (.cse7 (= ~a17~0 8)) (.cse8 (not (= ~a28~0 11))) (.cse4 (= ~a11~0 1)) (.cse10 (= ~a19~0 1)) (.cse13 (= ~a21~0 1))) (let ((.cse0 (and .cse3 .cse7 .cse8 (or .cse4 (and .cse10 .cse13)))) (.cse6 (not .cse9)) (.cse2 (= ~a28~0 10)) (.cse14 (and .cse15 .cse10 .cse12)) (.cse5 (<= ~a19~0 0)) (.cse1 (<= ~a11~0 0)) (.cse11 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse1 .cse8) (and .cse0 .cse4) (and .cse9 (and .cse10 .cse11 .cse12)) (and .cse4 (and .cse3 .cse9 .cse8)) (and .cse5 (and .cse2 .cse3) .cse1) (and .cse7 .cse10 .cse1 .cse9 .cse8) (and .cse7 .cse13 .cse9 (not .cse4) .cse14) (and .cse3 .cse5 .cse6 .cse1 .cse8) (and .cse2 .cse14) (and .cse5 .cse7 .cse1 .cse11))))) [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:45:31,609 INFO L451 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-12-30 19:45:31,609 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-30 19:45:31,610 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-30 19:45:31,611 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse15 (not (= ~a28~0 8))) (.cse12 (not (= ~a17~0 9)))) (let ((.cse9 (= ~a25~0 1)) (.cse3 (and .cse15 .cse12)) (.cse7 (= ~a17~0 8)) (.cse8 (not (= ~a28~0 11))) (.cse4 (= ~a11~0 1)) (.cse10 (= ~a19~0 1)) (.cse13 (= ~a21~0 1))) (let ((.cse0 (and .cse3 .cse7 .cse8 (or .cse4 (and .cse10 .cse13)))) (.cse6 (not .cse9)) (.cse2 (= ~a28~0 10)) (.cse14 (and .cse15 .cse10 .cse12)) (.cse5 (<= ~a19~0 0)) (.cse1 (<= ~a11~0 0)) (.cse11 (= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse1 .cse8) (and .cse0 .cse4) (and .cse9 (and .cse10 .cse11 .cse12)) (and .cse4 (and .cse3 .cse9 .cse8)) (and .cse5 (and .cse2 .cse3) .cse1) (and .cse7 .cse10 .cse1 .cse9 .cse8) (and .cse7 .cse13 .cse9 (not .cse4) .cse14) (and .cse3 .cse5 .cse6 .cse1 .cse8) (and .cse2 .cse14) (and .cse5 .cse7 .cse1 .cse11))))) [2018-12-30 19:45:31,611 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-30 19:45:31,612 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,613 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-30 19:45:31,614 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-30 19:45:31,615 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-30 19:45:31,616 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-30 19:45:31,617 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-30 19:45:31,618 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:45:31,619 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-30 19:45:31,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 07:45:31 BoogieIcfgContainer [2018-12-30 19:45:31,644 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 19:45:31,645 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 19:45:31,645 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 19:45:31,645 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 19:45:31,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:09" (3/4) ... [2018-12-30 19:45:31,649 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 19:45:31,702 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 19:45:31,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 19:45:31,939 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 19:45:31,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 19:45:31,945 INFO L168 Benchmark]: Toolchain (without parser) took 26658.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 379.1 MB). Free memory was 942.0 MB in the beginning and 981.9 MB in the end (delta: -40.0 MB). Peak memory consumption was 339.1 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,945 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-12-30 19:45:31,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.36 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 913.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 913.8 MB in the beginning and 1.1 GB in the end (delta: -221.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,946 INFO L168 Benchmark]: Boogie Preprocessor took 71.34 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,949 INFO L168 Benchmark]: RCFGBuilder took 3373.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,949 INFO L168 Benchmark]: TraceAbstraction took 21956.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.3 MB). Peak memory consumption was 253.0 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,950 INFO L168 Benchmark]: Witness Printer took 299.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 981.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:31,958 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 765.36 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 913.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 186.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 913.8 MB in the beginning and 1.1 GB in the end (delta: -221.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.34 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3373.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.4 MB). Peak memory consumption was 103.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21956.46 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 22.3 MB). Peak memory consumption was 253.0 MB. Max. memory is 11.5 GB. * Witness Printer took 299.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 981.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 472]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((((!(a28 == 8) && !(a17 == 9)) && a17 == 8) && !(a28 == 11)) && (a11 == 1 || (a19 == 1 && a21 == 1))) && a11 <= 0) || ((a28 == 10 && !(a28 == 8) && !(a17 == 9)) && a11 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((((!(a28 == 8) && !(a17 == 9)) && a17 == 8) && !(a28 == 11)) && (a11 == 1 || (a19 == 1 && a21 == 1))) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || (a11 == 1 && ((!(a28 == 8) && !(a17 == 9)) && a25 == 1) && !(a28 == 11))) || ((a19 <= 0 && a28 == 10 && !(a28 == 8) && !(a17 == 9)) && a11 <= 0)) || ((((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1) && !(a28 == 11))) || ((((a17 == 8 && a21 == 1) && a25 == 1) && !(a11 == 1)) && (!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (((((!(a28 == 8) && !(a17 == 9)) && a19 <= 0) && !(a25 == 1)) && a11 <= 0) && !(a28 == 11))) || (a28 == 10 && (!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (((a19 <= 0 && a17 == 8) && a11 <= 0) && a28 == 7) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((((((((!(a28 == 8) && !(a17 == 9)) && a17 == 8) && !(a28 == 11)) && (a11 == 1 || (a19 == 1 && a21 == 1))) && a11 <= 0) || ((a28 == 10 && !(a28 == 8) && !(a17 == 9)) && a11 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a17 == 8) && a11 <= 0) && !(a28 == 11))) || (((((!(a28 == 8) && !(a17 == 9)) && a17 == 8) && !(a28 == 11)) && (a11 == 1 || (a19 == 1 && a21 == 1))) && a11 == 1)) || (a25 == 1 && (a19 == 1 && a28 == 7) && !(a17 == 9))) || (a11 == 1 && ((!(a28 == 8) && !(a17 == 9)) && a25 == 1) && !(a28 == 11))) || ((a19 <= 0 && a28 == 10 && !(a28 == 8) && !(a17 == 9)) && a11 <= 0)) || ((((a17 == 8 && a19 == 1) && a11 <= 0) && a25 == 1) && !(a28 == 11))) || ((((a17 == 8 && a21 == 1) && a25 == 1) && !(a11 == 1)) && (!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (((((!(a28 == 8) && !(a17 == 9)) && a19 <= 0) && !(a25 == 1)) && a11 <= 0) && !(a28 == 11))) || (a28 == 10 && (!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (((a19 <= 0 && a17 == 8) && a11 <= 0) && a28 == 7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 21.8s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 15.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 705 SDtfs, 2745 SDslu, 194 SDs, 0 SdLazy, 5120 SolverSat, 1000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 430 GetRequests, 403 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1695occurred in iteration=7, 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: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1300 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 503 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1678 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1316 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1747 NumberOfCodeBlocks, 1747 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1736 ConstructedInterpolants, 0 QuantifiedInterpolants, 643037 SizeOfPredicates, 1 NumberOfNonLiveVariables, 647 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 975/980 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...