./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem10_label01_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e 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/Problem10_label01_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 e164009279dbb4f44c2a62d6b9419f669fb4fb2b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 17:02:01,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 17:02:01,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 17:02:01,650 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 17:02:01,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 17:02:01,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 17:02:01,653 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 17:02:01,655 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 17:02:01,657 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 17:02:01,658 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 17:02:01,659 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 17:02:01,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 17:02:01,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 17:02:01,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 17:02:01,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 17:02:01,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 17:02:01,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 17:02:01,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 17:02:01,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 17:02:01,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 17:02:01,673 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 17:02:01,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 17:02:01,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 17:02:01,678 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 17:02:01,678 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 17:02:01,679 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 17:02:01,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 17:02:01,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 17:02:01,682 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 17:02:01,684 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 17:02:01,684 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 17:02:01,685 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 17:02:01,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 17:02:01,685 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 17:02:01,686 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 17:02:01,688 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 17:02:01,688 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 17:02:01,704 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 17:02:01,704 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 17:02:01,706 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 17:02:01,706 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 17:02:01,707 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 17:02:01,707 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 17:02:01,707 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 17:02:01,707 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 17:02:01,707 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 17:02:01,708 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 17:02:01,708 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 17:02:01,709 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 17:02:01,709 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 17:02:01,709 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 17:02:01,709 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 17:02:01,709 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 17:02:01,710 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 17:02:01,711 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 17:02:01,711 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 17:02:01,711 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 17:02:01,711 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 17:02:01,711 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 17:02:01,712 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 17:02:01,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 17:02:01,713 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 17:02:01,713 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 17:02:01,713 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 17:02:01,713 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 17:02:01,713 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 17:02:01,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 17:02:01,714 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 -> e164009279dbb4f44c2a62d6b9419f669fb4fb2b [2018-11-28 17:02:01,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 17:02:01,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 17:02:01,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 17:02:01,776 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 17:02:01,779 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 17:02:01,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem10_label01_true-unreach-call.c [2018-11-28 17:02:01,834 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e6100f3/25b533aaaf584256a652e4cd69347d4f/FLAG98e8d4aa8 [2018-11-28 17:02:02,386 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 17:02:02,387 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem10_label01_true-unreach-call.c [2018-11-28 17:02:02,409 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e6100f3/25b533aaaf584256a652e4cd69347d4f/FLAG98e8d4aa8 [2018-11-28 17:02:02,647 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e6100f3/25b533aaaf584256a652e4cd69347d4f [2018-11-28 17:02:02,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 17:02:02,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 17:02:02,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 17:02:02,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 17:02:02,659 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 17:02:02,660 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:02" (1/1) ... [2018-11-28 17:02:02,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da4232e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:02, skipping insertion in model container [2018-11-28 17:02:02,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:02" (1/1) ... [2018-11-28 17:02:02,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 17:02:02,733 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 17:02:03,181 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 17:02:03,187 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 17:02:03,311 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 17:02:03,330 INFO L195 MainTranslator]: Completed translation [2018-11-28 17:02:03,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03 WrapperNode [2018-11-28 17:02:03,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 17:02:03,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 17:02:03,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 17:02:03,333 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 17:02:03,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 17:02:03,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 17:02:03,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 17:02:03,479 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 17:02:03,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (1/1) ... [2018-11-28 17:02:03,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 17:02:03,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 17:02:03,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 17:02:03,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 17:02:03,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (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 [2018-11-28 17:02:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 17:02:03,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 17:02:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 17:02:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 17:02:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 17:02:03,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 17:02:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 17:02:03,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 17:02:06,616 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 17:02:06,617 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 17:02:06,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:06 BoogieIcfgContainer [2018-11-28 17:02:06,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 17:02:06,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 17:02:06,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 17:02:06,623 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 17:02:06,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:02:02" (1/3) ... [2018-11-28 17:02:06,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea09fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:02:06, skipping insertion in model container [2018-11-28 17:02:06,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:03" (2/3) ... [2018-11-28 17:02:06,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ea09fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:02:06, skipping insertion in model container [2018-11-28 17:02:06,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:06" (3/3) ... [2018-11-28 17:02:06,629 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label01_true-unreach-call.c [2018-11-28 17:02:06,640 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 17:02:06,649 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 17:02:06,668 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 17:02:06,711 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 17:02:06,712 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 17:02:06,712 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 17:02:06,712 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 17:02:06,713 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 17:02:06,713 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 17:02:06,713 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 17:02:06,714 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 17:02:06,714 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 17:02:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-28 17:02:06,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 17:02:06,756 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:02:06,758 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] [2018-11-28 17:02:06,761 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:02:06,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:02:06,768 INFO L82 PathProgramCache]: Analyzing trace with hash -1584910874, now seen corresponding path program 1 times [2018-11-28 17:02:06,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 17:02:06,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 17:02:06,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:06,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:02:06,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:02:07,272 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 17:02:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 17:02:07,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 17:02:07,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 17:02:07,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 17:02:07,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 17:02:07,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 17:02:07,380 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 3 states. [2018-11-28 17:02:09,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:02:09,209 INFO L93 Difference]: Finished difference Result 571 states and 989 transitions. [2018-11-28 17:02:09,212 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 17:02:09,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2018-11-28 17:02:09,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:02:09,229 INFO L225 Difference]: With dead ends: 571 [2018-11-28 17:02:09,229 INFO L226 Difference]: Without dead ends: 294 [2018-11-28 17:02:09,237 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 17:02:09,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-11-28 17:02:09,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2018-11-28 17:02:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2018-11-28 17:02:09,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 446 transitions. [2018-11-28 17:02:09,316 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 446 transitions. Word has length 59 [2018-11-28 17:02:09,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:02:09,317 INFO L480 AbstractCegarLoop]: Abstraction has 294 states and 446 transitions. [2018-11-28 17:02:09,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 17:02:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 446 transitions. [2018-11-28 17:02:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-28 17:02:09,326 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:02:09,326 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 17:02:09,326 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:02:09,327 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:02:09,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1182154791, now seen corresponding path program 1 times [2018-11-28 17:02:09,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 17:02:09,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 17:02:09,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:09,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:02:09,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:02:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 17:02:09,646 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 17:02:09,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 17:02:09,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 17:02:09,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 17:02:09,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 17:02:09,650 INFO L87 Difference]: Start difference. First operand 294 states and 446 transitions. Second operand 4 states. [2018-11-28 17:02:11,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:02:11,678 INFO L93 Difference]: Finished difference Result 1154 states and 1790 transitions. [2018-11-28 17:02:11,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 17:02:11,679 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2018-11-28 17:02:11,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:02:11,688 INFO L225 Difference]: With dead ends: 1154 [2018-11-28 17:02:11,689 INFO L226 Difference]: Without dead ends: 866 [2018-11-28 17:02:11,691 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 17:02:11,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-11-28 17:02:11,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 723. [2018-11-28 17:02:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states. [2018-11-28 17:02:11,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 1036 transitions. [2018-11-28 17:02:11,769 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 1036 transitions. Word has length 178 [2018-11-28 17:02:11,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:02:11,770 INFO L480 AbstractCegarLoop]: Abstraction has 723 states and 1036 transitions. [2018-11-28 17:02:11,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 17:02:11,770 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1036 transitions. [2018-11-28 17:02:11,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-28 17:02:11,783 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:02:11,784 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 17:02:11,784 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:02:11,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:02:11,784 INFO L82 PathProgramCache]: Analyzing trace with hash -32606542, now seen corresponding path program 1 times [2018-11-28 17:02:11,786 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 17:02:11,786 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 17:02:11,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:11,787 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:02:11,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:02:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 17:02:12,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 17:02:12,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 17:02:12,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 17:02:12,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 17:02:12,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 17:02:12,128 INFO L87 Difference]: Start difference. First operand 723 states and 1036 transitions. Second operand 6 states. [2018-11-28 17:02:13,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:02:13,604 INFO L93 Difference]: Finished difference Result 1613 states and 2361 transitions. [2018-11-28 17:02:13,605 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 17:02:13,605 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 185 [2018-11-28 17:02:13,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:02:13,615 INFO L225 Difference]: With dead ends: 1613 [2018-11-28 17:02:13,616 INFO L226 Difference]: Without dead ends: 896 [2018-11-28 17:02:13,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 17:02:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 896 states. [2018-11-28 17:02:13,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 896 to 880. [2018-11-28 17:02:13,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-11-28 17:02:13,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1167 transitions. [2018-11-28 17:02:13,656 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1167 transitions. Word has length 185 [2018-11-28 17:02:13,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:02:13,656 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1167 transitions. [2018-11-28 17:02:13,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 17:02:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1167 transitions. [2018-11-28 17:02:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-28 17:02:13,664 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 17:02:13,664 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, 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] [2018-11-28 17:02:13,665 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 17:02:13,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 17:02:13,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1180008607, now seen corresponding path program 1 times [2018-11-28 17:02:13,665 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 17:02:13,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 17:02:13,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:13,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:02:13,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 17:02:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:02:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 104 proven. 65 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-28 17:02:14,026 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 17:02:14,026 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 [2018-11-28 17:02:14,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 17:02:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 17:02:14,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 17:02:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-28 17:02:14,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 17:02:14,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-28 17:02:14,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 17:02:14,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 17:02:14,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-28 17:02:14,560 INFO L87 Difference]: Start difference. First operand 880 states and 1167 transitions. Second operand 9 states. [2018-11-28 17:02:15,045 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-28 17:02:19,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 17:02:19,520 INFO L93 Difference]: Finished difference Result 2710 states and 3850 transitions. [2018-11-28 17:02:19,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-28 17:02:19,522 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 254 [2018-11-28 17:02:19,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 17:02:19,522 INFO L225 Difference]: With dead ends: 2710 [2018-11-28 17:02:19,523 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 17:02:19,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 269 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2018-11-28 17:02:19,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 17:02:19,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 17:02:19,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 17:02:19,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 17:02:19,535 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 254 [2018-11-28 17:02:19,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 17:02:19,536 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 17:02:19,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 17:02:19,536 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 17:02:19,536 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 17:02:19,566 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 17:02:19,784 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-28 17:02:20,290 WARN L180 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2018-11-28 17:02:21,411 WARN L180 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 59 DAG size of output: 26 [2018-11-28 17:02:21,519 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 17:02:21,519 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a1~0 |old(~a1~0)|) (= |old(~a10~0)| ~a10~0)) [2018-11-28 17:02:21,519 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 17:02:21,519 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-28 17:02:21,519 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,519 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-28 17:02:21,520 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-28 17:02:21,522 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-28 17:02:21,524 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-28 17:02:21,525 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-28 17:02:21,528 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-28 17:02:21,528 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-28 17:02:21,528 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-28 17:02:21,529 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,530 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-28 17:02:21,531 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-28 17:02:21,534 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-28 17:02:21,535 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-28 17:02:21,535 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-28 17:02:21,535 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-28 17:02:21,535 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,536 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,537 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,539 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-28 17:02:21,539 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-28 17:02:21,539 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-28 17:02:21,539 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,540 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-28 17:02:21,541 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-28 17:02:21,545 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-28 17:02:21,546 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,547 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-28 17:02:21,551 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (<= ~a1~0 |old(~a1~0)|)) (.cse2 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (and .cse1 .cse2))) (and (or .cse0 (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) (or .cse0 (not (= 3 |old(~a10~0)|))) (or (and (not (= ~a19~0 6)) .cse1 .cse2) (= 6 |old(~a19~0)|))))) [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-28 17:02:21,552 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-28 17:02:21,553 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-28 17:02:21,554 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,556 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-28 17:02:21,557 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,561 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-28 17:02:21,562 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-28 17:02:21,563 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 163) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 17:02:21,566 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 6)) (not (= ~a10~0 1)) (not (= ~a10~0 4))) [2018-11-28 17:02:21,567 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 17:02:21,567 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 17:02:21,567 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (and (not (= ~a19~0 6)) (<= ~a1~0 |old(~a1~0)|) (= |old(~a10~0)| ~a10~0)) (= 6 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-28 17:02:21,567 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-28 17:02:21,567 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a19~0 6)) (= 4 |old(~a10~0)|) (= 6 |old(~a19~0)|) (= 3 ~a10~0) (and (<= ~a1~0 23) (not (= ~a10~0 1))) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-28 17:02:21,567 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-28 17:02:21,567 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-28 17:02:21,567 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (= ~a19~0 6)) (= 4 |old(~a10~0)|) (= 6 |old(~a19~0)|) (= 3 ~a10~0) (and (<= ~a1~0 23) (not (= ~a10~0 1))) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-28 17:02:21,567 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-28 17:02:21,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:02:21 BoogieIcfgContainer [2018-11-28 17:02:21,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 17:02:21,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 17:02:21,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 17:02:21,594 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 17:02:21,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:06" (3/4) ... [2018-11-28 17:02:21,600 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 17:02:21,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 17:02:21,609 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 17:02:21,610 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 17:02:21,623 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 17:02:21,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 17:02:21,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(a19 == 6) || 4 == \old(a10)) || 6 == \old(a19)) || 3 == a10) || (a1 <= 23 && !(a10 == 1))) || 1 == \old(a10)) || 23 < \old(a1) [2018-11-28 17:02:21,824 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 17:02:21,828 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 17:02:21,829 INFO L168 Benchmark]: Toolchain (without parser) took 19176.88 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 325.1 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -278.2 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. [2018-11-28 17:02:21,830 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:02:21,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.93 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 916.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-28 17:02:21,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 916.5 MB in the beginning and 1.1 GB in the end (delta: -208.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-28 17:02:21,831 INFO L168 Benchmark]: Boogie Preprocessor took 120.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:02:21,832 INFO L168 Benchmark]: RCFGBuilder took 3021.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. [2018-11-28 17:02:21,832 INFO L168 Benchmark]: TraceAbstraction took 14973.97 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -219.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 17:02:21,832 INFO L168 Benchmark]: Witness Printer took 234.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-11-28 17:02:21,837 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 676.93 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 916.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 143.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 916.5 MB in the beginning and 1.1 GB in the end (delta: -208.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3021.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14973.97 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -219.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 234.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 163]: 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: 582]: Loop Invariant Derived loop invariant: (((((!(a19 == 6) || 4 == \old(a10)) || 6 == \old(a19)) || 3 == a10) || (a1 <= 23 && !(a10 == 1))) || 1 == \old(a10)) || 23 < \old(a1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 14.8s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 10.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 336 SDtfs, 2365 SDslu, 188 SDs, 0 SdLazy, 3194 SolverSat, 915 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 276 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=880occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 159 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 44 PreInvPairs, 92 NumberOfFragments, 150 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1458 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 504 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 930 NumberOfCodeBlocks, 930 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 925 ConstructedInterpolants, 0 QuantifiedInterpolants, 537530 SizeOfPredicates, 2 NumberOfNonLiveVariables, 429 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 385/450 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...