./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem11_label06_true-unreach-call.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/Problem11_label06_true-unreach-call.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 7255ef06444f99ab088c00bc61034eb7aed45c3b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:25:50,329 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 22:25:50,331 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 22:25:50,349 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 22:25:50,350 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 22:25:50,352 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 22:25:50,355 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 22:25:50,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 22:25:50,359 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 22:25:50,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 22:25:50,360 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 22:25:50,361 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 22:25:50,362 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 22:25:50,363 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 22:25:50,367 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 22:25:50,368 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 22:25:50,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 22:25:50,373 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 22:25:50,378 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 22:25:50,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 22:25:50,384 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 22:25:50,386 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 22:25:50,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 22:25:50,388 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 22:25:50,388 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 22:25:50,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 22:25:50,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 22:25:50,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 22:25:50,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 22:25:50,393 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 22:25:50,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 22:25:50,394 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 22:25:50,394 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 22:25:50,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 22:25:50,395 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 22:25:50,396 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 22:25:50,396 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 22:25:50,422 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 22:25:50,423 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 22:25:50,424 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 22:25:50,425 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 22:25:50,425 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 22:25:50,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 22:25:50,425 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 22:25:50,425 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 22:25:50,426 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 22:25:50,426 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 22:25:50,426 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 22:25:50,426 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 22:25:50,426 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 22:25:50,427 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 22:25:50,427 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 22:25:50,427 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 22:25:50,427 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 22:25:50,428 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 22:25:50,428 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 22:25:50,428 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 22:25:50,428 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 22:25:50,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 22:25:50,428 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 22:25:50,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 22:25:50,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 22:25:50,431 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 22:25:50,431 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 22:25:50,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 22:25:50,432 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 -> 7255ef06444f99ab088c00bc61034eb7aed45c3b [2018-12-30 22:25:50,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 22:25:50,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 22:25:50,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 22:25:50,503 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 22:25:50,503 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 22:25:50,504 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem11_label06_true-unreach-call.c [2018-12-30 22:25:50,582 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e086ba4/f7384765c464474ea8222796c77e1f29/FLAG9047eba29 [2018-12-30 22:25:51,203 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 22:25:51,205 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem11_label06_true-unreach-call.c [2018-12-30 22:25:51,240 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e086ba4/f7384765c464474ea8222796c77e1f29/FLAG9047eba29 [2018-12-30 22:25:51,415 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69e086ba4/f7384765c464474ea8222796c77e1f29 [2018-12-30 22:25:51,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 22:25:51,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 22:25:51,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 22:25:51,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 22:25:51,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 22:25:51,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:25:51" (1/1) ... [2018-12-30 22:25:51,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ab2667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:51, skipping insertion in model container [2018-12-30 22:25:51,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:25:51" (1/1) ... [2018-12-30 22:25:51,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 22:25:51,558 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 22:25:52,243 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:25:52,252 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 22:25:52,491 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:25:52,513 INFO L195 MainTranslator]: Completed translation [2018-12-30 22:25:52,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52 WrapperNode [2018-12-30 22:25:52,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 22:25:52,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 22:25:52,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 22:25:52,517 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 22:25:52,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 22:25:52,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 22:25:52,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 22:25:52,868 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 22:25:52,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:52,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:53,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (1/1) ... [2018-12-30 22:25:53,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 22:25:53,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 22:25:53,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 22:25:53,047 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 22:25:53,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (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 22:25:53,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 22:25:53,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 22:25:57,553 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 22:25:57,554 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 22:25:57,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:25:57 BoogieIcfgContainer [2018-12-30 22:25:57,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 22:25:57,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 22:25:57,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 22:25:57,561 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 22:25:57,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 10:25:51" (1/3) ... [2018-12-30 22:25:57,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487ed5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:25:57, skipping insertion in model container [2018-12-30 22:25:57,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:25:52" (2/3) ... [2018-12-30 22:25:57,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@487ed5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:25:57, skipping insertion in model container [2018-12-30 22:25:57,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:25:57" (3/3) ... [2018-12-30 22:25:57,567 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label06_true-unreach-call.c [2018-12-30 22:25:57,581 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 22:25:57,595 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 22:25:57,616 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 22:25:57,670 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 22:25:57,671 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 22:25:57,671 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 22:25:57,671 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 22:25:57,672 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 22:25:57,672 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 22:25:57,672 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 22:25:57,673 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 22:25:57,673 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 22:25:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2018-12-30 22:25:57,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-30 22:25:57,722 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:25:57,723 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] [2018-12-30 22:25:57,726 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:25:57,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:25:57,732 INFO L82 PathProgramCache]: Analyzing trace with hash -696204111, now seen corresponding path program 1 times [2018-12-30 22:25:57,734 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:25:57,734 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:25:57,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:25:57,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:25:57,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:25:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:25:58,274 WARN L181 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 5 [2018-12-30 22:25:58,302 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 22:25:58,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:25:58,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:25:58,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:25:58,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:25:58,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:25:58,333 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2018-12-30 22:26:01,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:01,885 INFO L93 Difference]: Finished difference Result 957 states and 1724 transitions. [2018-12-30 22:26:01,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:26:01,888 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 63 [2018-12-30 22:26:01,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:01,910 INFO L225 Difference]: With dead ends: 957 [2018-12-30 22:26:01,910 INFO L226 Difference]: Without dead ends: 606 [2018-12-30 22:26:01,916 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 22:26:01,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2018-12-30 22:26:02,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 606. [2018-12-30 22:26:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 606 states. [2018-12-30 22:26:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 606 states and 858 transitions. [2018-12-30 22:26:02,034 INFO L78 Accepts]: Start accepts. Automaton has 606 states and 858 transitions. Word has length 63 [2018-12-30 22:26:02,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:02,036 INFO L480 AbstractCegarLoop]: Abstraction has 606 states and 858 transitions. [2018-12-30 22:26:02,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:26:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 858 transitions. [2018-12-30 22:26:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-30 22:26:02,048 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:02,048 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, 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] [2018-12-30 22:26:02,050 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:02,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:02,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1897294892, now seen corresponding path program 1 times [2018-12-30 22:26:02,051 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:02,051 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:02,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:02,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:02,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:26:02,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:02,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:26:02,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:26:02,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:26:02,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:26:02,500 INFO L87 Difference]: Start difference. First operand 606 states and 858 transitions. Second operand 4 states. [2018-12-30 22:26:05,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:05,587 INFO L93 Difference]: Finished difference Result 2327 states and 3310 transitions. [2018-12-30 22:26:05,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:26:05,589 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 139 [2018-12-30 22:26:05,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:05,606 INFO L225 Difference]: With dead ends: 2327 [2018-12-30 22:26:05,606 INFO L226 Difference]: Without dead ends: 1723 [2018-12-30 22:26:05,616 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:26:05,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2018-12-30 22:26:05,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1159. [2018-12-30 22:26:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1159 states. [2018-12-30 22:26:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1512 transitions. [2018-12-30 22:26:05,698 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1512 transitions. Word has length 139 [2018-12-30 22:26:05,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:05,700 INFO L480 AbstractCegarLoop]: Abstraction has 1159 states and 1512 transitions. [2018-12-30 22:26:05,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:26:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1512 transitions. [2018-12-30 22:26:05,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-30 22:26:05,707 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:05,708 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, 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, 1] [2018-12-30 22:26:05,708 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:05,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:05,710 INFO L82 PathProgramCache]: Analyzing trace with hash -873825219, now seen corresponding path program 1 times [2018-12-30 22:26:05,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:05,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:05,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:05,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:05,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:26:06,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:06,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:26:06,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:26:06,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:26:06,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:26:06,173 INFO L87 Difference]: Start difference. First operand 1159 states and 1512 transitions. Second operand 4 states. [2018-12-30 22:26:10,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:10,162 INFO L93 Difference]: Finished difference Result 4355 states and 5713 transitions. [2018-12-30 22:26:10,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:26:10,163 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 190 [2018-12-30 22:26:10,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:10,183 INFO L225 Difference]: With dead ends: 4355 [2018-12-30 22:26:10,183 INFO L226 Difference]: Without dead ends: 3198 [2018-12-30 22:26:10,188 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 22:26:10,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2018-12-30 22:26:10,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 2448. [2018-12-30 22:26:10,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2448 states. [2018-12-30 22:26:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 3077 transitions. [2018-12-30 22:26:10,255 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 3077 transitions. Word has length 190 [2018-12-30 22:26:10,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:10,256 INFO L480 AbstractCegarLoop]: Abstraction has 2448 states and 3077 transitions. [2018-12-30 22:26:10,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:26:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 3077 transitions. [2018-12-30 22:26:10,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-30 22:26:10,262 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:10,262 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:10,263 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:10,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:10,263 INFO L82 PathProgramCache]: Analyzing trace with hash -222873017, now seen corresponding path program 1 times [2018-12-30 22:26:10,264 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:10,265 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:10,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:10,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:10,267 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:10,596 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-30 22:26:10,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:10,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:26:10,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:26:10,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:26:10,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:26:10,600 INFO L87 Difference]: Start difference. First operand 2448 states and 3077 transitions. Second operand 4 states. [2018-12-30 22:26:12,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:12,501 INFO L93 Difference]: Finished difference Result 6936 states and 8822 transitions. [2018-12-30 22:26:12,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:26:12,502 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 229 [2018-12-30 22:26:12,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:12,527 INFO L225 Difference]: With dead ends: 6936 [2018-12-30 22:26:12,528 INFO L226 Difference]: Without dead ends: 4490 [2018-12-30 22:26:12,534 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 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 22:26:12,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4490 states. [2018-12-30 22:26:12,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4490 to 4289. [2018-12-30 22:26:12,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4289 states. [2018-12-30 22:26:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 4289 states and 5302 transitions. [2018-12-30 22:26:12,641 INFO L78 Accepts]: Start accepts. Automaton has 4289 states and 5302 transitions. Word has length 229 [2018-12-30 22:26:12,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:12,642 INFO L480 AbstractCegarLoop]: Abstraction has 4289 states and 5302 transitions. [2018-12-30 22:26:12,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:26:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 5302 transitions. [2018-12-30 22:26:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-12-30 22:26:12,654 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:12,654 INFO L402 BasicCegarLoop]: trace histogram [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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:26:12,655 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:12,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:12,655 INFO L82 PathProgramCache]: Analyzing trace with hash -1961384635, now seen corresponding path program 1 times [2018-12-30 22:26:12,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:12,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:12,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:12,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:12,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:13,277 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:26:13,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:13,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:26:13,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:26:13,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:26:13,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:26:13,279 INFO L87 Difference]: Start difference. First operand 4289 states and 5302 transitions. Second operand 5 states. [2018-12-30 22:26:19,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:19,104 INFO L93 Difference]: Finished difference Result 12836 states and 16244 transitions. [2018-12-30 22:26:19,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-30 22:26:19,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 323 [2018-12-30 22:26:19,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:19,146 INFO L225 Difference]: With dead ends: 12836 [2018-12-30 22:26:19,147 INFO L226 Difference]: Without dead ends: 8733 [2018-12-30 22:26:19,159 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:26:19,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8733 states. [2018-12-30 22:26:19,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8733 to 7429. [2018-12-30 22:26:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7429 states. [2018-12-30 22:26:19,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7429 states to 7429 states and 9035 transitions. [2018-12-30 22:26:19,325 INFO L78 Accepts]: Start accepts. Automaton has 7429 states and 9035 transitions. Word has length 323 [2018-12-30 22:26:19,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:19,326 INFO L480 AbstractCegarLoop]: Abstraction has 7429 states and 9035 transitions. [2018-12-30 22:26:19,326 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:26:19,327 INFO L276 IsEmpty]: Start isEmpty. Operand 7429 states and 9035 transitions. [2018-12-30 22:26:19,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-12-30 22:26:19,341 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:19,342 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-30 22:26:19,342 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:19,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:19,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1487776732, now seen corresponding path program 1 times [2018-12-30 22:26:19,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:19,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:19,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:19,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:19,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 346 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-30 22:26:19,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:19,640 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:26:19,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:26:19,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:26:19,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:26:19,641 INFO L87 Difference]: Start difference. First operand 7429 states and 9035 transitions. Second operand 3 states. [2018-12-30 22:26:21,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:21,532 INFO L93 Difference]: Finished difference Result 17244 states and 20919 transitions. [2018-12-30 22:26:21,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:26:21,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2018-12-30 22:26:21,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:21,580 INFO L225 Difference]: With dead ends: 17244 [2018-12-30 22:26:21,580 INFO L226 Difference]: Without dead ends: 9633 [2018-12-30 22:26:21,596 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 22:26:21,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9633 states. [2018-12-30 22:26:21,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9633 to 8711. [2018-12-30 22:26:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8711 states. [2018-12-30 22:26:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8711 states to 8711 states and 10028 transitions. [2018-12-30 22:26:21,895 INFO L78 Accepts]: Start accepts. Automaton has 8711 states and 10028 transitions. Word has length 342 [2018-12-30 22:26:21,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:21,896 INFO L480 AbstractCegarLoop]: Abstraction has 8711 states and 10028 transitions. [2018-12-30 22:26:21,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:26:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 8711 states and 10028 transitions. [2018-12-30 22:26:21,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2018-12-30 22:26:21,916 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:21,917 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 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] [2018-12-30 22:26:21,917 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:21,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:21,918 INFO L82 PathProgramCache]: Analyzing trace with hash 237898384, now seen corresponding path program 1 times [2018-12-30 22:26:21,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:21,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:21,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:21,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:21,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-30 22:26:22,294 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:26:22,294 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:26:22,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:26:22,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:26:22,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:26:22,297 INFO L87 Difference]: Start difference. First operand 8711 states and 10028 transitions. Second operand 4 states. [2018-12-30 22:26:24,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:24,277 INFO L93 Difference]: Finished difference Result 18542 states and 21362 transitions. [2018-12-30 22:26:24,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:26:24,278 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 391 [2018-12-30 22:26:24,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:24,307 INFO L225 Difference]: With dead ends: 18542 [2018-12-30 22:26:24,308 INFO L226 Difference]: Without dead ends: 10017 [2018-12-30 22:26:24,324 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 22:26:24,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10017 states. [2018-12-30 22:26:24,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10017 to 8526. [2018-12-30 22:26:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8526 states. [2018-12-30 22:26:24,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8526 states to 8526 states and 9622 transitions. [2018-12-30 22:26:24,497 INFO L78 Accepts]: Start accepts. Automaton has 8526 states and 9622 transitions. Word has length 391 [2018-12-30 22:26:24,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:24,498 INFO L480 AbstractCegarLoop]: Abstraction has 8526 states and 9622 transitions. [2018-12-30 22:26:24,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:26:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 8526 states and 9622 transitions. [2018-12-30 22:26:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-30 22:26:24,519 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:24,520 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 22:26:24,522 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:24,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:24,522 INFO L82 PathProgramCache]: Analyzing trace with hash -522132587, now seen corresponding path program 1 times [2018-12-30 22:26:24,522 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:24,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:24,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:24,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:24,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:25,188 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 331 proven. 102 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-30 22:26:25,189 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 22:26:25,189 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 22:26:25,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:25,366 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 22:26:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 331 proven. 102 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-12-30 22:26:25,728 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-30 22:26:25,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 4 [2018-12-30 22:26:25,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:26:25,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:26:25,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:26:25,733 INFO L87 Difference]: Start difference. First operand 8526 states and 9622 transitions. Second operand 5 states. [2018-12-30 22:26:30,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:30,924 INFO L93 Difference]: Finished difference Result 25156 states and 28526 transitions. [2018-12-30 22:26:30,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-30 22:26:30,925 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 403 [2018-12-30 22:26:30,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:30,967 INFO L225 Difference]: With dead ends: 25156 [2018-12-30 22:26:30,968 INFO L226 Difference]: Without dead ends: 16816 [2018-12-30 22:26:30,982 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 402 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-30 22:26:31,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16816 states. [2018-12-30 22:26:31,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16816 to 10729. [2018-12-30 22:26:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10729 states. [2018-12-30 22:26:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10729 states to 10729 states and 12140 transitions. [2018-12-30 22:26:31,270 INFO L78 Accepts]: Start accepts. Automaton has 10729 states and 12140 transitions. Word has length 403 [2018-12-30 22:26:31,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:31,271 INFO L480 AbstractCegarLoop]: Abstraction has 10729 states and 12140 transitions. [2018-12-30 22:26:31,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:26:31,271 INFO L276 IsEmpty]: Start isEmpty. Operand 10729 states and 12140 transitions. [2018-12-30 22:26:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-12-30 22:26:31,298 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:26:31,299 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 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] [2018-12-30 22:26:31,301 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:26:31,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:26:31,302 INFO L82 PathProgramCache]: Analyzing trace with hash 976543371, now seen corresponding path program 1 times [2018-12-30 22:26:31,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:26:31,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:26:31,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:31,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:31,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:26:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:31,957 WARN L181 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-12-30 22:26:32,470 WARN L181 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2018-12-30 22:26:33,085 WARN L181 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-12-30 22:26:33,356 WARN L181 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2018-12-30 22:26:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 267 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:26:33,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 22:26:33,861 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 22:26:33,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:26:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:26:33,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 22:26:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 280 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:26:34,807 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-30 22:26:34,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2018-12-30 22:26:34,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-30 22:26:34,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-30 22:26:34,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-12-30 22:26:34,810 INFO L87 Difference]: Start difference. First operand 10729 states and 12140 transitions. Second operand 12 states. [2018-12-30 22:26:47,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:26:47,477 INFO L93 Difference]: Finished difference Result 27999 states and 31692 transitions. [2018-12-30 22:26:47,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-30 22:26:47,478 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 410 [2018-12-30 22:26:47,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:26:47,479 INFO L225 Difference]: With dead ends: 27999 [2018-12-30 22:26:47,480 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 22:26:47,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 406 SyntacticMatches, 5 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=247, Invalid=509, Unknown=0, NotChecked=0, Total=756 [2018-12-30 22:26:47,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 22:26:47,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 22:26:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 22:26:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 22:26:47,504 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 410 [2018-12-30 22:26:47,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:26:47,504 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 22:26:47,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-30 22:26:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 22:26:47,507 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 22:26:47,512 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 22:26:47,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:47,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,176 WARN L181 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 260 [2018-12-30 22:26:48,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:26:48,813 WARN L181 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 260 [2018-12-30 22:26:51,977 WARN L181 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 252 DAG size of output: 68 [2018-12-30 22:26:53,681 WARN L181 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 252 DAG size of output: 68 [2018-12-30 22:26:53,685 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-30 22:26:53,685 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L451 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,686 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,687 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse14 (+ ~a23~0 43)) (.cse9 (= ~a25~0 13))) (let ((.cse7 (not .cse9)) (.cse8 (<= .cse14 0)) (.cse13 (= ~a25~0 12)) (.cse4 (= ~a4~0 1))) (let ((.cse5 (not (= ~a25~0 11))) (.cse10 (<= ~a23~0 312)) (.cse0 (<= ~a29~0 140)) (.cse2 (= ~a25~0 10)) (.cse6 (or (and .cse13 (not .cse4)) (< 140 ~a29~0))) (.cse12 (and .cse7 .cse8)) (.cse1 (= ~a8~0 15)) (.cse11 (< 0 .cse14)) (.cse3 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 (and .cse4 .cse5) .cse6 .cse3) (and .cse1 (and .cse0 .cse7 .cse8) .cse3) (and .cse9 .cse10 .cse1 .cse11 .cse3) (and .cse10 .cse1 .cse11 .cse4 .cse3) (and .cse1 (<= 10250 ~a29~0) .cse12 .cse3) (and .cse13 .cse10 .cse1 .cse3) (and (and .cse5 .cse10 (and .cse11 .cse0)) .cse1 .cse3) (and .cse13 .cse1 .cse4 .cse3) (and .cse4 (and .cse2 .cse8)) (and .cse1 .cse6 (and .cse4 (<= 312 ~a23~0)) .cse3) (and .cse1 (<= ~a4~0 0) .cse3 (and .cse13 (<= ~a29~0 277))) (and (not (= ~a25~0 9)) .cse1 (< 245 ~a29~0) .cse3 .cse12) (and .cse1 .cse9 .cse11 .cse4 .cse3))))) [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,688 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-30 22:26:53,689 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,690 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,691 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,695 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-30 22:26:53,696 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-30 22:26:53,697 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-30 22:26:53,698 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-30 22:26:53,703 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,704 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,705 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,706 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,707 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,708 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,709 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,710 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,715 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 195) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,716 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-30 22:26:53,717 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,718 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,719 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,720 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,721 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-30 22:26:53,722 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-30 22:26:53,723 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,724 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L444 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse14 (+ ~a23~0 43)) (.cse9 (= ~a25~0 13))) (let ((.cse7 (not .cse9)) (.cse8 (<= .cse14 0)) (.cse13 (= ~a25~0 12)) (.cse4 (= ~a4~0 1))) (let ((.cse5 (not (= ~a25~0 11))) (.cse10 (<= ~a23~0 312)) (.cse0 (<= ~a29~0 140)) (.cse2 (= ~a25~0 10)) (.cse6 (or (and .cse13 (not .cse4)) (< 140 ~a29~0))) (.cse12 (and .cse7 .cse8)) (.cse1 (= ~a8~0 15)) (.cse11 (< 0 .cse14)) (.cse3 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 (and .cse4 .cse5) .cse6 .cse3) (and .cse1 (and .cse0 .cse7 .cse8) .cse3) (and .cse9 .cse10 .cse1 .cse11 .cse3) (and .cse10 .cse1 .cse11 .cse4 .cse3) (and .cse1 (<= 10250 ~a29~0) .cse12 .cse3) (and .cse13 .cse10 .cse1 .cse3) (and (and .cse5 .cse10 (and .cse11 .cse0)) .cse1 .cse3) (and .cse13 .cse1 .cse4 .cse3) (and .cse4 (and .cse2 .cse8)) (and .cse1 .cse6 (and .cse4 (<= 312 ~a23~0)) .cse3) (and .cse1 (<= ~a4~0 0) .cse3 (and .cse13 (<= ~a29~0 277))) (and (not (= ~a25~0 9)) .cse1 (< 245 ~a29~0) .cse3 .cse12) (and .cse1 .cse9 .cse11 .cse4 .cse3))))) [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,725 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,726 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:26:53,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 10:26:53 BoogieIcfgContainer [2018-12-30 22:26:53,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 22:26:53,779 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 22:26:53,779 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 22:26:53,779 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 22:26:53,779 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:25:57" (3/4) ... [2018-12-30 22:26:53,785 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 22:26:53,826 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 22:26:53,829 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 22:26:54,054 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 22:26:54,054 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 22:26:54,055 INFO L168 Benchmark]: Toolchain (without parser) took 62632.52 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 895.0 MB). Free memory was 943.3 MB in the beginning and 1.4 GB in the end (delta: -424.6 MB). Peak memory consumption was 470.4 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,057 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 22:26:54,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1088.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 893.6 MB in the end (delta: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 351.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 893.6 MB in the beginning and 1.1 GB in the end (delta: -194.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,058 INFO L168 Benchmark]: Boogie Preprocessor took 178.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,058 INFO L168 Benchmark]: RCFGBuilder took 4508.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 899.4 MB in the end (delta: 181.6 MB). Peak memory consumption was 181.6 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,060 INFO L168 Benchmark]: TraceAbstraction took 56217.59 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 776.5 MB). Free memory was 899.4 MB in the beginning and 1.4 GB in the end (delta: -490.2 MB). Peak memory consumption was 785.7 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,061 INFO L168 Benchmark]: Witness Printer took 275.95 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-12-30 22:26:54,064 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1088.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 893.6 MB in the end (delta: 49.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 351.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 893.6 MB in the beginning and 1.1 GB in the end (delta: -194.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 178.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4508.33 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 899.4 MB in the end (delta: 181.6 MB). Peak memory consumption was 181.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 56217.59 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 776.5 MB). Free memory was 899.4 MB in the beginning and 1.4 GB in the end (delta: -490.2 MB). Peak memory consumption was 785.7 MB. Max. memory is 11.5 GB. * Witness Printer took 275.95 ms. Allocated memory is still 1.9 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 195]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((((((((a29 <= 140 && a8 == 15) && a25 == 10) && a3 == 1) || (((a8 == 15 && a4 == 1 && !(a25 == 11)) && ((a25 == 12 && !(a4 == 1)) || 140 < a29)) && a3 == 1)) || ((a8 == 15 && (a29 <= 140 && !(a25 == 13)) && a23 + 43 <= 0) && a3 == 1)) || ((((a25 == 13 && a23 <= 312) && a8 == 15) && 0 < a23 + 43) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && 0 < a23 + 43) && a4 == 1) && a3 == 1)) || (((a8 == 15 && 10250 <= a29) && !(a25 == 13) && a23 + 43 <= 0) && a3 == 1)) || (((a25 == 12 && a23 <= 312) && a8 == 15) && a3 == 1)) || ((((!(a25 == 11) && a23 <= 312) && 0 < a23 + 43 && a29 <= 140) && a8 == 15) && a3 == 1)) || (((a25 == 12 && a8 == 15) && a4 == 1) && a3 == 1)) || (a4 == 1 && a25 == 10 && a23 + 43 <= 0)) || (((a8 == 15 && ((a25 == 12 && !(a4 == 1)) || 140 < a29)) && a4 == 1 && 312 <= a23) && a3 == 1)) || (((a8 == 15 && a4 <= 0) && a3 == 1) && a25 == 12 && a29 <= 277)) || ((((!(a25 == 9) && a8 == 15) && 245 < a29) && a3 == 1) && !(a25 == 13) && a23 + 43 <= 0)) || ((((a8 == 15 && a25 == 13) && 0 < a23 + 43) && a4 == 1) && a3 == 1) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((((((((((((a29 <= 140 && a8 == 15) && a25 == 10) && a3 == 1) || (((a8 == 15 && a4 == 1 && !(a25 == 11)) && ((a25 == 12 && !(a4 == 1)) || 140 < a29)) && a3 == 1)) || ((a8 == 15 && (a29 <= 140 && !(a25 == 13)) && a23 + 43 <= 0) && a3 == 1)) || ((((a25 == 13 && a23 <= 312) && a8 == 15) && 0 < a23 + 43) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && 0 < a23 + 43) && a4 == 1) && a3 == 1)) || (((a8 == 15 && 10250 <= a29) && !(a25 == 13) && a23 + 43 <= 0) && a3 == 1)) || (((a25 == 12 && a23 <= 312) && a8 == 15) && a3 == 1)) || ((((!(a25 == 11) && a23 <= 312) && 0 < a23 + 43 && a29 <= 140) && a8 == 15) && a3 == 1)) || (((a25 == 12 && a8 == 15) && a4 == 1) && a3 == 1)) || (a4 == 1 && a25 == 10 && a23 + 43 <= 0)) || (((a8 == 15 && ((a25 == 12 && !(a4 == 1)) || 140 < a29)) && a4 == 1 && 312 <= a23) && a3 == 1)) || (((a8 == 15 && a4 <= 0) && a3 == 1) && a25 == 12 && a29 <= 277)) || ((((!(a25 == 9) && a8 == 15) && 245 < a29) && a3 == 1) && !(a25 == 13) && a23 + 43 <= 0)) || ((((a8 == 15 && a25 == 13) && 0 < a23 + 43) && a4 == 1) && a3 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. SAFE Result, 56.0s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 40.4s AutomataDifference, 0.0s DeadEndRemovalTime, 6.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 766 SDtfs, 6067 SDslu, 441 SDs, 0 SdLazy, 13320 SolverSat, 3499 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 873 GetRequests, 818 SyntacticMatches, 10 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10729occurred in iteration=8, 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: 1.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 11319 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 263 NumberOfFragments, 531 HoareAnnotationTreeSize, 3 FomulaSimplifications, 13723 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 20720 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 3303 NumberOfCodeBlocks, 3303 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 3292 ConstructedInterpolants, 0 QuantifiedInterpolants, 4443301 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1066 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 2773/3384 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...