./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c11a77ae60398387f07c46b13bc2f8c57513c68 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 19:42:11,540 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 19:42:11,541 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 19:42:11,558 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 19:42:11,559 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 19:42:11,560 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 19:42:11,561 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 19:42:11,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 19:42:11,565 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 19:42:11,566 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 19:42:11,567 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 19:42:11,567 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 19:42:11,568 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 19:42:11,569 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 19:42:11,570 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 19:42:11,571 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 19:42:11,572 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 19:42:11,574 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 19:42:11,576 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 19:42:11,578 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 19:42:11,579 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 19:42:11,580 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 19:42:11,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 19:42:11,583 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 19:42:11,583 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 19:42:11,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 19:42:11,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 19:42:11,586 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 19:42:11,587 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 19:42:11,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 19:42:11,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 19:42:11,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 19:42:11,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 19:42:11,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 19:42:11,591 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 19:42:11,592 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 19:42:11,592 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 19:42:11,608 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 19:42:11,608 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 19:42:11,609 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 19:42:11,610 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 19:42:11,610 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 19:42:11,610 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 19:42:11,610 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 19:42:11,610 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 19:42:11,611 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 19:42:11,611 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 19:42:11,611 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 19:42:11,611 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 19:42:11,611 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 19:42:11,612 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 19:42:11,612 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 19:42:11,612 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 19:42:11,612 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 19:42:11,612 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 19:42:11,612 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 19:42:11,613 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 19:42:11,613 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 19:42:11,613 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:42:11,613 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 19:42:11,613 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 19:42:11,614 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 19:42:11,614 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 19:42:11,614 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 19:42:11,614 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 19:42:11,614 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 -> 6c11a77ae60398387f07c46b13bc2f8c57513c68 [2018-12-30 19:42:11,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 19:42:11,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 19:42:11,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 19:42:11,667 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 19:42:11,667 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 19:42:11,668 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c [2018-12-30 19:42:11,733 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/486d99b8f/a5c37ba237f340ac9270ad7b66f7a337/FLAGae28e41b1 [2018-12-30 19:42:12,381 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 19:42:12,383 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c [2018-12-30 19:42:12,396 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/486d99b8f/a5c37ba237f340ac9270ad7b66f7a337/FLAGae28e41b1 [2018-12-30 19:42:12,543 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/486d99b8f/a5c37ba237f340ac9270ad7b66f7a337 [2018-12-30 19:42:12,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 19:42:12,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 19:42:12,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 19:42:12,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 19:42:12,556 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 19:42:12,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:42:12" (1/1) ... [2018-12-30 19:42:12,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbc90c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:12, skipping insertion in model container [2018-12-30 19:42:12,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:42:12" (1/1) ... [2018-12-30 19:42:12,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 19:42:12,630 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 19:42:13,050 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:42:13,059 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 19:42:13,194 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:42:13,216 INFO L195 MainTranslator]: Completed translation [2018-12-30 19:42:13,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13 WrapperNode [2018-12-30 19:42:13,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 19:42:13,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 19:42:13,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 19:42:13,218 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 19:42:13,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 19:42:13,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 19:42:13,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 19:42:13,430 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 19:42:13,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... [2018-12-30 19:42:13,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 19:42:13,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 19:42:13,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 19:42:13,502 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 19:42:13,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:42:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 19:42:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 19:42:16,783 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 19:42:16,783 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 19:42:16,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:42:16 BoogieIcfgContainer [2018-12-30 19:42:16,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 19:42:16,785 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 19:42:16,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 19:42:16,789 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 19:42:16,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 07:42:12" (1/3) ... [2018-12-30 19:42:16,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b570ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:42:16, skipping insertion in model container [2018-12-30 19:42:16,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:42:13" (2/3) ... [2018-12-30 19:42:16,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b570ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:42:16, skipping insertion in model container [2018-12-30 19:42:16,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:42:16" (3/3) ... [2018-12-30 19:42:16,793 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label31_true-unreach-call_false-termination.c [2018-12-30 19:42:16,804 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 19:42:16,814 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 19:42:16,833 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 19:42:16,872 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 19:42:16,872 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 19:42:16,873 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 19:42:16,873 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 19:42:16,874 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 19:42:16,874 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 19:42:16,874 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 19:42:16,874 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 19:42:16,874 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 19:42:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2018-12-30 19:42:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-30 19:42:16,911 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:16,913 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:42:16,916 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:16,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:16,923 INFO L82 PathProgramCache]: Analyzing trace with hash 779606815, now seen corresponding path program 1 times [2018-12-30 19:42:16,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:16,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:16,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:16,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:16,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:42:17,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:17,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:42:17,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:42:17,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:42:17,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:17,462 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 3 states. [2018-12-30 19:42:18,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:18,965 INFO L93 Difference]: Finished difference Result 528 states and 915 transitions. [2018-12-30 19:42:18,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:42:18,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-12-30 19:42:18,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:18,982 INFO L225 Difference]: With dead ends: 528 [2018-12-30 19:42:18,983 INFO L226 Difference]: Without dead ends: 266 [2018-12-30 19:42:18,987 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:19,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-12-30 19:42:19,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2018-12-30 19:42:19,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2018-12-30 19:42:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 374 transitions. [2018-12-30 19:42:19,051 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 374 transitions. Word has length 92 [2018-12-30 19:42:19,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:19,052 INFO L480 AbstractCegarLoop]: Abstraction has 266 states and 374 transitions. [2018-12-30 19:42:19,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:42:19,052 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 374 transitions. [2018-12-30 19:42:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-30 19:42:19,057 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:19,057 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:42:19,058 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:19,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:19,058 INFO L82 PathProgramCache]: Analyzing trace with hash 600534359, now seen corresponding path program 1 times [2018-12-30 19:42:19,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:19,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:19,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:19,060 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:19,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:19,216 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:42:19,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:19,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:42:19,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:42:19,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:42:19,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:19,220 INFO L87 Difference]: Start difference. First operand 266 states and 374 transitions. Second operand 3 states. [2018-12-30 19:42:20,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:20,162 INFO L93 Difference]: Finished difference Result 792 states and 1117 transitions. [2018-12-30 19:42:20,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:42:20,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2018-12-30 19:42:20,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:20,169 INFO L225 Difference]: With dead ends: 792 [2018-12-30 19:42:20,169 INFO L226 Difference]: Without dead ends: 528 [2018-12-30 19:42:20,171 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:20,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2018-12-30 19:42:20,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2018-12-30 19:42:20,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2018-12-30 19:42:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 708 transitions. [2018-12-30 19:42:20,203 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 708 transitions. Word has length 96 [2018-12-30 19:42:20,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:20,203 INFO L480 AbstractCegarLoop]: Abstraction has 528 states and 708 transitions. [2018-12-30 19:42:20,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:42:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 708 transitions. [2018-12-30 19:42:20,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-30 19:42:20,209 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:20,209 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2018-12-30 19:42:20,210 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:20,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:20,210 INFO L82 PathProgramCache]: Analyzing trace with hash -2084319604, now seen corresponding path program 1 times [2018-12-30 19:42:20,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:20,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:20,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:20,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:20,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:20,330 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-30 19:42:20,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:20,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:42:20,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:42:20,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:42:20,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:20,335 INFO L87 Difference]: Start difference. First operand 528 states and 708 transitions. Second operand 3 states. [2018-12-30 19:42:21,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:21,255 INFO L93 Difference]: Finished difference Result 1316 states and 1785 transitions. [2018-12-30 19:42:21,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:42:21,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-12-30 19:42:21,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:21,262 INFO L225 Difference]: With dead ends: 1316 [2018-12-30 19:42:21,262 INFO L226 Difference]: Without dead ends: 790 [2018-12-30 19:42:21,264 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:21,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2018-12-30 19:42:21,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 659. [2018-12-30 19:42:21,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2018-12-30 19:42:21,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 888 transitions. [2018-12-30 19:42:21,295 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 888 transitions. Word has length 115 [2018-12-30 19:42:21,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:21,295 INFO L480 AbstractCegarLoop]: Abstraction has 659 states and 888 transitions. [2018-12-30 19:42:21,295 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:42:21,296 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 888 transitions. [2018-12-30 19:42:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-30 19:42:21,301 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:21,301 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 19:42:21,302 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:21,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:21,302 INFO L82 PathProgramCache]: Analyzing trace with hash -902281470, now seen corresponding path program 1 times [2018-12-30 19:42:21,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:21,303 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:21,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:21,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:21,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:21,527 WARN L181 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-12-30 19:42:21,591 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-30 19:42:21,592 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:21,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:42:21,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:42:21,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:42:21,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:42:21,593 INFO L87 Difference]: Start difference. First operand 659 states and 888 transitions. Second operand 4 states. [2018-12-30 19:42:24,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:24,402 INFO L93 Difference]: Finished difference Result 1449 states and 1931 transitions. [2018-12-30 19:42:24,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:42:24,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2018-12-30 19:42:24,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:24,407 INFO L225 Difference]: With dead ends: 1449 [2018-12-30 19:42:24,407 INFO L226 Difference]: Without dead ends: 792 [2018-12-30 19:42:24,408 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-30 19:42:24,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2018-12-30 19:42:24,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 790. [2018-12-30 19:42:24,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2018-12-30 19:42:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1025 transitions. [2018-12-30 19:42:24,439 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1025 transitions. Word has length 119 [2018-12-30 19:42:24,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:24,439 INFO L480 AbstractCegarLoop]: Abstraction has 790 states and 1025 transitions. [2018-12-30 19:42:24,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:42:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1025 transitions. [2018-12-30 19:42:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-30 19:42:24,448 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:24,450 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:42:24,450 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:24,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:24,451 INFO L82 PathProgramCache]: Analyzing trace with hash -51179062, now seen corresponding path program 1 times [2018-12-30 19:42:24,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:24,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:24,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:24,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:24,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-30 19:42:24,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:24,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:42:24,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:42:24,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:42:24,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:42:24,675 INFO L87 Difference]: Start difference. First operand 790 states and 1025 transitions. Second operand 4 states. [2018-12-30 19:42:26,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:26,232 INFO L93 Difference]: Finished difference Result 1971 states and 2573 transitions. [2018-12-30 19:42:26,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:42:26,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2018-12-30 19:42:26,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:26,240 INFO L225 Difference]: With dead ends: 1971 [2018-12-30 19:42:26,240 INFO L226 Difference]: Without dead ends: 1314 [2018-12-30 19:42:26,242 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 19:42:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2018-12-30 19:42:26,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1314. [2018-12-30 19:42:26,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1314 states. [2018-12-30 19:42:26,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1314 states and 1621 transitions. [2018-12-30 19:42:26,276 INFO L78 Accepts]: Start accepts. Automaton has 1314 states and 1621 transitions. Word has length 123 [2018-12-30 19:42:26,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:26,276 INFO L480 AbstractCegarLoop]: Abstraction has 1314 states and 1621 transitions. [2018-12-30 19:42:26,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:42:26,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1621 transitions. [2018-12-30 19:42:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-30 19:42:26,280 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:26,281 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:42:26,281 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:26,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:26,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1499921137, now seen corresponding path program 1 times [2018-12-30 19:42:26,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:26,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:26,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:26,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:26,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:26,437 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-30 19:42:26,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:26,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:42:26,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:42:26,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:42:26,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:26,439 INFO L87 Difference]: Start difference. First operand 1314 states and 1621 transitions. Second operand 3 states. [2018-12-30 19:42:27,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:27,994 INFO L93 Difference]: Finished difference Result 2495 states and 3103 transitions. [2018-12-30 19:42:27,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:42:27,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-12-30 19:42:27,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:28,004 INFO L225 Difference]: With dead ends: 2495 [2018-12-30 19:42:28,005 INFO L226 Difference]: Without dead ends: 1314 [2018-12-30 19:42:28,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:42:28,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1314 states. [2018-12-30 19:42:28,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1314 to 1183. [2018-12-30 19:42:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2018-12-30 19:42:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1466 transitions. [2018-12-30 19:42:28,031 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1466 transitions. Word has length 126 [2018-12-30 19:42:28,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:28,031 INFO L480 AbstractCegarLoop]: Abstraction has 1183 states and 1466 transitions. [2018-12-30 19:42:28,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:42:28,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1466 transitions. [2018-12-30 19:42:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-30 19:42:28,035 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:42:28,036 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:42:28,036 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:42:28,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:42:28,036 INFO L82 PathProgramCache]: Analyzing trace with hash -627407316, now seen corresponding path program 1 times [2018-12-30 19:42:28,036 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:42:28,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:42:28,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:28,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:42:28,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:42:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:42:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-30 19:42:28,108 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:42:28,108 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:42:28,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:42:28,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:42:28,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:42:28,109 INFO L87 Difference]: Start difference. First operand 1183 states and 1466 transitions. Second operand 4 states. [2018-12-30 19:42:29,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:42:29,084 INFO L93 Difference]: Finished difference Result 3541 states and 4421 transitions. [2018-12-30 19:42:29,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:42:29,085 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-12-30 19:42:29,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:42:29,085 INFO L225 Difference]: With dead ends: 3541 [2018-12-30 19:42:29,085 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 19:42:29,090 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:42:29,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 19:42:29,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 19:42:29,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 19:42:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 19:42:29,091 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2018-12-30 19:42:29,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:42:29,091 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 19:42:29,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:42:29,091 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 19:42:29,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 19:42:29,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 19:42:29,233 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,271 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-12-30 19:42:29,273 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,274 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-12-30 19:42:29,278 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,279 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,280 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-12-30 19:42:29,283 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-12-30 19:42:29,284 INFO L444 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (not (= 6 ~a16~0)))) (or (and (not (= ~a7~0 1)) .cse0) (and .cse1 .cse0) (= ~a20~0 1) (and .cse1 (= ~a17~0 1)))) [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-12-30 19:42:29,285 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-12-30 19:42:29,290 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-12-30 19:42:29,292 INFO L451 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-12-30 19:42:29,293 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-12-30 19:42:29,294 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 452) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,296 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-12-30 19:42:29,297 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-12-30 19:42:29,301 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= ~a21~0 1)) (.cse1 (not (= 6 ~a16~0)))) (or (and (not (= ~a7~0 1)) .cse0) (and .cse1 .cse0) (= ~a20~0 1) (and .cse1 (= ~a17~0 1)))) [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-12-30 19:42:29,302 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,303 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-12-30 19:42:29,304 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,305 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,306 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-12-30 19:42:29,311 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-12-30 19:42:29,312 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-12-30 19:42:29,313 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-12-30 19:42:29,314 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-12-30 19:42:29,315 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-12-30 19:42:29,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 07:42:29 BoogieIcfgContainer [2018-12-30 19:42:29,334 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 19:42:29,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 19:42:29,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 19:42:29,334 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 19:42:29,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:42:16" (3/4) ... [2018-12-30 19:42:29,346 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 19:42:29,374 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 19:42:29,376 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 19:42:29,564 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 19:42:29,565 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 19:42:29,569 INFO L168 Benchmark]: Toolchain (without parser) took 17020.67 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 311.4 MB). Free memory was 951.4 MB in the beginning and 969.8 MB in the end (delta: -18.5 MB). Peak memory consumption was 293.0 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,570 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 19:42:29,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.51 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 917.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,571 INFO L168 Benchmark]: Boogie Preprocessor took 72.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,571 INFO L168 Benchmark]: RCFGBuilder took 3281.99 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: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,572 INFO L168 Benchmark]: TraceAbstraction took 12548.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 190.9 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,572 INFO L168 Benchmark]: Witness Printer took 234.10 ms. Allocated memory is still 1.3 GB. Free memory was 988.8 MB in the beginning and 969.8 MB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-30 19:42:29,577 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 665.51 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 917.8 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 211.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -207.1 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3281.99 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: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12548.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.0 MB). Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 190.9 MB. Max. memory is 11.5 GB. * Witness Printer took 234.10 ms. Allocated memory is still 1.3 GB. Free memory was 988.8 MB in the beginning and 969.8 MB 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: 452]: 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: 30]: Loop Invariant Derived loop invariant: (((!(a7 == 1) && a21 == 1) || (!(6 == a16) && a21 == 1)) || a20 == 1) || (!(6 == a16) && a17 == 1) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a7 == 1) && a21 == 1) || (!(6 == a16) && a21 == 1)) || a20 == 1) || (!(6 == a16) && a17 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 12.4s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 10.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 300 SDtfs, 1354 SDslu, 49 SDs, 0 SdLazy, 2868 SolverSat, 601 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1314occurred in iteration=5, 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, 7 MinimizatonAttempts, 264 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 43 NumberOfFragments, 57 HoareAnnotationTreeSize, 3 FomulaSimplifications, 767 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 14 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 803 NumberOfCodeBlocks, 803 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 796 ConstructedInterpolants, 0 QuantifiedInterpolants, 194570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 247/247 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...