./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem02_label54_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 7013b5440d15c52781747fe18e114861ef321ee3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 19:45:29,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 19:45:29,918 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 19:45:29,939 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 19:45:29,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 19:45:29,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 19:45:29,946 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 19:45:29,948 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 19:45:29,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 19:45:29,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 19:45:29,956 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 19:45:29,957 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 19:45:29,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 19:45:29,961 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 19:45:29,964 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 19:45:29,965 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 19:45:29,966 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 19:45:29,971 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 19:45:29,979 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 19:45:29,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 19:45:29,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 19:45:29,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 19:45:29,991 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 19:45:29,991 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 19:45:29,992 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 19:45:29,994 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 19:45:29,994 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 19:45:29,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 19:45:29,999 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 19:45:30,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 19:45:30,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 19:45:30,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 19:45:30,006 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 19:45:30,006 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 19:45:30,007 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 19:45:30,008 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 19:45:30,008 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 19:45:30,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 19:45:30,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 19:45:30,038 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 19:45:30,038 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 19:45:30,038 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 19:45:30,039 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 19:45:30,039 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 19:45:30,039 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 19:45:30,039 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 19:45:30,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 19:45:30,041 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 19:45:30,041 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 19:45:30,041 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 19:45:30,041 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 19:45:30,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 19:45:30,042 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 19:45:30,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:45:30,044 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 19:45:30,044 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 19:45:30,044 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 19:45:30,044 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 19:45:30,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 19:45:30,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 19:45:30,045 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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2018-12-30 19:45:30,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 19:45:30,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 19:45:30,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 19:45:30,128 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 19:45:30,128 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 19:45:30,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-12-30 19:45:30,196 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fcd784d8/7a4b6104e1d44e87a97de42d13fdcde1/FLAGc79d1a710 [2018-12-30 19:45:30,817 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 19:45:30,821 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-12-30 19:45:30,844 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fcd784d8/7a4b6104e1d44e87a97de42d13fdcde1/FLAGc79d1a710 [2018-12-30 19:45:31,053 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fcd784d8/7a4b6104e1d44e87a97de42d13fdcde1 [2018-12-30 19:45:31,058 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 19:45:31,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 19:45:31,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 19:45:31,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 19:45:31,065 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 19:45:31,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ab9922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31, skipping insertion in model container [2018-12-30 19:45:31,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 19:45:31,147 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 19:45:31,565 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:45:31,578 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 19:45:31,689 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:45:31,721 INFO L195 MainTranslator]: Completed translation [2018-12-30 19:45:31,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31 WrapperNode [2018-12-30 19:45:31,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 19:45:31,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 19:45:31,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 19:45:31,723 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 19:45:31,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 19:45:31,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 19:45:31,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 19:45:31,931 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 19:45:31,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:31,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:32,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... [2018-12-30 19:45:32,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 19:45:32,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 19:45:32,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 19:45:32,021 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 19:45:32,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:45:32,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 19:45:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 19:45:35,749 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 19:45:35,749 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 19:45:35,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:35 BoogieIcfgContainer [2018-12-30 19:45:35,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 19:45:35,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 19:45:35,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 19:45:35,755 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 19:45:35,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 07:45:31" (1/3) ... [2018-12-30 19:45:35,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6557f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:45:35, skipping insertion in model container [2018-12-30 19:45:35,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:45:31" (2/3) ... [2018-12-30 19:45:35,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c6557f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:45:35, skipping insertion in model container [2018-12-30 19:45:35,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:35" (3/3) ... [2018-12-30 19:45:35,759 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label54_true-unreach-call_false-termination.c [2018-12-30 19:45:35,770 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 19:45:35,780 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 19:45:35,795 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 19:45:35,831 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 19:45:35,832 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 19:45:35,832 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 19:45:35,832 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 19:45:35,833 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 19:45:35,833 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 19:45:35,833 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 19:45:35,833 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 19:45:35,834 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 19:45:35,857 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2018-12-30 19:45:35,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-30 19:45:35,871 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:35,872 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:35,875 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:35,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:35,881 INFO L82 PathProgramCache]: Analyzing trace with hash -1695579141, now seen corresponding path program 1 times [2018-12-30 19:45:35,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:35,884 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:35,941 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:35,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:35,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:36,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:36,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:36,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:45:36,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:36,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:36,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:36,363 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2018-12-30 19:45:38,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:38,281 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2018-12-30 19:45:38,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:38,284 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2018-12-30 19:45:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:38,300 INFO L225 Difference]: With dead ends: 601 [2018-12-30 19:45:38,301 INFO L226 Difference]: Without dead ends: 310 [2018-12-30 19:45:38,306 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:38,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2018-12-30 19:45:38,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2018-12-30 19:45:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-12-30 19:45:38,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2018-12-30 19:45:38,366 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 101 [2018-12-30 19:45:38,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:38,367 INFO L480 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2018-12-30 19:45:38,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2018-12-30 19:45:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-30 19:45:38,373 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:38,373 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2018-12-30 19:45:38,374 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:38,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:38,374 INFO L82 PathProgramCache]: Analyzing trace with hash -292589926, now seen corresponding path program 1 times [2018-12-30 19:45:38,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:38,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:38,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:38,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:38,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:38,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:38,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:38,644 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:38,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:38,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:38,645 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 4 states. [2018-12-30 19:45:40,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:40,737 INFO L93 Difference]: Finished difference Result 1200 states and 1733 transitions. [2018-12-30 19:45:40,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:40,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2018-12-30 19:45:40,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:40,744 INFO L225 Difference]: With dead ends: 1200 [2018-12-30 19:45:40,744 INFO L226 Difference]: Without dead ends: 892 [2018-12-30 19:45:40,746 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 19:45:40,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2018-12-30 19:45:40,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 593. [2018-12-30 19:45:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2018-12-30 19:45:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 827 transitions. [2018-12-30 19:45:40,797 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 827 transitions. Word has length 119 [2018-12-30 19:45:40,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:40,798 INFO L480 AbstractCegarLoop]: Abstraction has 593 states and 827 transitions. [2018-12-30 19:45:40,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 827 transitions. [2018-12-30 19:45:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-30 19:45:40,801 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:40,801 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1] [2018-12-30 19:45:40,802 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:40,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:40,802 INFO L82 PathProgramCache]: Analyzing trace with hash 566132794, now seen corresponding path program 1 times [2018-12-30 19:45:40,802 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:40,802 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:40,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:40,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:40,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:41,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:41,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:41,080 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:41,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:41,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:41,083 INFO L87 Difference]: Start difference. First operand 593 states and 827 transitions. Second operand 4 states. [2018-12-30 19:45:43,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:43,650 INFO L93 Difference]: Finished difference Result 2316 states and 3244 transitions. [2018-12-30 19:45:43,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:43,651 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2018-12-30 19:45:43,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:43,663 INFO L225 Difference]: With dead ends: 2316 [2018-12-30 19:45:43,663 INFO L226 Difference]: Without dead ends: 1725 [2018-12-30 19:45:43,665 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 19:45:43,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2018-12-30 19:45:43,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1151. [2018-12-30 19:45:43,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2018-12-30 19:45:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1548 transitions. [2018-12-30 19:45:43,705 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1548 transitions. Word has length 120 [2018-12-30 19:45:43,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:43,706 INFO L480 AbstractCegarLoop]: Abstraction has 1151 states and 1548 transitions. [2018-12-30 19:45:43,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1548 transitions. [2018-12-30 19:45:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-30 19:45:43,710 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:43,710 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1] [2018-12-30 19:45:43,710 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:43,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:43,711 INFO L82 PathProgramCache]: Analyzing trace with hash -157142321, now seen corresponding path program 1 times [2018-12-30 19:45:43,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:43,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:43,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:43,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:43,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:43,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:43,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:45:43,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:43,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:43,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:43,926 INFO L87 Difference]: Start difference. First operand 1151 states and 1548 transitions. Second operand 4 states. [2018-12-30 19:45:45,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:45,423 INFO L93 Difference]: Finished difference Result 3563 states and 4698 transitions. [2018-12-30 19:45:45,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:45,424 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2018-12-30 19:45:45,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:45,437 INFO L225 Difference]: With dead ends: 3563 [2018-12-30 19:45:45,437 INFO L226 Difference]: Without dead ends: 2414 [2018-12-30 19:45:45,440 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:45,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2018-12-30 19:45:45,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2131. [2018-12-30 19:45:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2131 states. [2018-12-30 19:45:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 2618 transitions. [2018-12-30 19:45:45,495 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 2618 transitions. Word has length 123 [2018-12-30 19:45:45,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:45,496 INFO L480 AbstractCegarLoop]: Abstraction has 2131 states and 2618 transitions. [2018-12-30 19:45:45,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:45,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2618 transitions. [2018-12-30 19:45:45,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-30 19:45:45,501 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:45,501 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:45,502 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:45,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:45,502 INFO L82 PathProgramCache]: Analyzing trace with hash -920596231, now seen corresponding path program 1 times [2018-12-30 19:45:45,502 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:45,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:45,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:45,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:45,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:45,675 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-30 19:45:45,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:45,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:45:45,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:45,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:45,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:45,677 INFO L87 Difference]: Start difference. First operand 2131 states and 2618 transitions. Second operand 4 states. [2018-12-30 19:45:46,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:46,581 INFO L93 Difference]: Finished difference Result 5105 states and 6307 transitions. [2018-12-30 19:45:46,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:46,582 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2018-12-30 19:45:46,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:46,592 INFO L225 Difference]: With dead ends: 5105 [2018-12-30 19:45:46,592 INFO L226 Difference]: Without dead ends: 2414 [2018-12-30 19:45:46,596 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 19:45:46,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2018-12-30 19:45:46,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2410. [2018-12-30 19:45:46,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2410 states. [2018-12-30 19:45:46,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2410 states and 2692 transitions. [2018-12-30 19:45:46,642 INFO L78 Accepts]: Start accepts. Automaton has 2410 states and 2692 transitions. Word has length 128 [2018-12-30 19:45:46,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:46,642 INFO L480 AbstractCegarLoop]: Abstraction has 2410 states and 2692 transitions. [2018-12-30 19:45:46,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2692 transitions. [2018-12-30 19:45:46,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-30 19:45:46,648 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:46,649 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:46,649 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:46,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:46,649 INFO L82 PathProgramCache]: Analyzing trace with hash -91008860, now seen corresponding path program 1 times [2018-12-30 19:45:46,649 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:46,650 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:46,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:46,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:46,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-30 19:45:46,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:46,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:46,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:46,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:46,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:46,810 INFO L87 Difference]: Start difference. First operand 2410 states and 2692 transitions. Second operand 4 states. [2018-12-30 19:45:47,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:47,830 INFO L93 Difference]: Finished difference Result 4526 states and 5047 transitions. [2018-12-30 19:45:47,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:47,831 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2018-12-30 19:45:47,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:47,840 INFO L225 Difference]: With dead ends: 4526 [2018-12-30 19:45:47,840 INFO L226 Difference]: Without dead ends: 2117 [2018-12-30 19:45:47,844 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 19:45:47,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2018-12-30 19:45:47,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 1557. [2018-12-30 19:45:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1557 states. [2018-12-30 19:45:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 1702 transitions. [2018-12-30 19:45:47,876 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 1702 transitions. Word has length 140 [2018-12-30 19:45:47,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:47,877 INFO L480 AbstractCegarLoop]: Abstraction has 1557 states and 1702 transitions. [2018-12-30 19:45:47,877 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1702 transitions. [2018-12-30 19:45:47,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-30 19:45:47,882 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:47,882 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-30 19:45:47,882 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:47,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:47,883 INFO L82 PathProgramCache]: Analyzing trace with hash -1260894349, now seen corresponding path program 1 times [2018-12-30 19:45:47,883 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:47,883 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:47,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:47,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:47,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:48,143 WARN L181 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-30 19:45:48,497 WARN L181 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2018-12-30 19:45:48,775 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:48,776 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:48,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-30 19:45:48,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-30 19:45:48,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-30 19:45:48,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-30 19:45:48,778 INFO L87 Difference]: Start difference. First operand 1557 states and 1702 transitions. Second operand 7 states. [2018-12-30 19:45:50,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:50,889 INFO L93 Difference]: Finished difference Result 3266 states and 3576 transitions. [2018-12-30 19:45:50,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-30 19:45:50,890 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 169 [2018-12-30 19:45:50,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:50,896 INFO L225 Difference]: With dead ends: 3266 [2018-12-30 19:45:50,897 INFO L226 Difference]: Without dead ends: 1571 [2018-12-30 19:45:50,899 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-30 19:45:50,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1571 states. [2018-12-30 19:45:50,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1571 to 1417. [2018-12-30 19:45:50,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1417 states. [2018-12-30 19:45:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 1553 transitions. [2018-12-30 19:45:50,927 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 1553 transitions. Word has length 169 [2018-12-30 19:45:50,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:50,927 INFO L480 AbstractCegarLoop]: Abstraction has 1417 states and 1553 transitions. [2018-12-30 19:45:50,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-30 19:45:50,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1553 transitions. [2018-12-30 19:45:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-30 19:45:50,934 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:50,934 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:45:50,934 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:50,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:50,935 INFO L82 PathProgramCache]: Analyzing trace with hash 992818194, now seen corresponding path program 1 times [2018-12-30 19:45:50,935 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:50,935 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:50,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:50,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:50,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:45:51,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:51,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:45:51,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:45:51,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:45:51,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:51,192 INFO L87 Difference]: Start difference. First operand 1417 states and 1553 transitions. Second operand 4 states. [2018-12-30 19:45:51,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:51,999 INFO L93 Difference]: Finished difference Result 2691 states and 2953 transitions. [2018-12-30 19:45:52,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:45:52,000 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2018-12-30 19:45:52,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:52,004 INFO L225 Difference]: With dead ends: 2691 [2018-12-30 19:45:52,004 INFO L226 Difference]: Without dead ends: 1136 [2018-12-30 19:45:52,006 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:45:52,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2018-12-30 19:45:52,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1135. [2018-12-30 19:45:52,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2018-12-30 19:45:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1216 transitions. [2018-12-30 19:45:52,027 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1216 transitions. Word has length 178 [2018-12-30 19:45:52,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:52,028 INFO L480 AbstractCegarLoop]: Abstraction has 1135 states and 1216 transitions. [2018-12-30 19:45:52,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:45:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1216 transitions. [2018-12-30 19:45:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-30 19:45:52,032 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:45:52,033 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, 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] [2018-12-30 19:45:52,033 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:45:52,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:45:52,033 INFO L82 PathProgramCache]: Analyzing trace with hash -751837008, now seen corresponding path program 1 times [2018-12-30 19:45:52,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:45:52,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:45:52,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:52,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:45:52,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:45:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:45:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-30 19:45:52,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:45:52,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:45:52,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:45:52,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:45:52,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:52,153 INFO L87 Difference]: Start difference. First operand 1135 states and 1216 transitions. Second operand 3 states. [2018-12-30 19:45:52,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:45:52,726 INFO L93 Difference]: Finished difference Result 2268 states and 2425 transitions. [2018-12-30 19:45:52,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:45:52,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-12-30 19:45:52,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:45:52,728 INFO L225 Difference]: With dead ends: 2268 [2018-12-30 19:45:52,728 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 19:45:52,730 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:45:52,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 19:45:52,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 19:45:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 19:45:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 19:45:52,731 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2018-12-30 19:45:52,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:45:52,733 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 19:45:52,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:45:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 19:45:52,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 19:45:52,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 19:45:52,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:52,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:52,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:52,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:45:53,307 WARN L181 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2018-12-30 19:45:53,544 WARN L181 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 33 [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-30 19:45:53,547 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-30 19:45:53,548 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-30 19:45:53,549 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-30 19:45:53,550 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-30 19:45:53,551 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,552 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,553 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,554 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-30 19:45:53,555 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,556 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 19:45:53,557 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-30 19:45:53,558 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-30 19:45:53,559 INFO L444 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse9 (= ~a11~0 1))) (let ((.cse1 (not .cse9)) (.cse0 (= ~a19~0 1)) (.cse4 (= ~a28~0 10)) (.cse7 (<= ~a17~0 8)) (.cse2 (= ~a17~0 8)) (.cse10 (not .cse3)) (.cse5 (not .cse8)) (.cse6 (not (= ~a28~0 11)))) (or (and (and .cse0 .cse1) .cse2 .cse3) (and .cse4 .cse0) (and .cse2 .cse5 .cse1 .cse6) (and (and .cse0 .cse7 .cse6) .cse3) (and .cse8 .cse2 .cse0) (and .cse9 .cse4 .cse10 .cse7) (and .cse8 .cse3 .cse7) (and .cse2 .cse10 .cse5 .cse6)))) [2018-12-30 19:45:53,559 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,559 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,559 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-30 19:45:53,559 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-30 19:45:53,559 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L451 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-30 19:45:53,560 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-30 19:45:53,561 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse9 (= ~a11~0 1))) (let ((.cse1 (not .cse9)) (.cse0 (= ~a19~0 1)) (.cse4 (= ~a28~0 10)) (.cse7 (<= ~a17~0 8)) (.cse2 (= ~a17~0 8)) (.cse10 (not .cse3)) (.cse5 (not .cse8)) (.cse6 (not (= ~a28~0 11)))) (or (and (and .cse0 .cse1) .cse2 .cse3) (and .cse4 .cse0) (and .cse2 .cse5 .cse1 .cse6) (and (and .cse0 .cse7 .cse6) .cse3) (and .cse8 .cse2 .cse0) (and .cse9 .cse4 .cse10 .cse7) (and .cse8 .cse3 .cse7) (and .cse2 .cse10 .cse5 .cse6)))) [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-30 19:45:53,562 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-30 19:45:53,563 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-30 19:45:53,564 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-30 19:45:53,565 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,566 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,567 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-30 19:45:53,568 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-30 19:45:53,569 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-30 19:45:53,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 07:45:53 BoogieIcfgContainer [2018-12-30 19:45:53,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 19:45:53,609 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 19:45:53,609 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 19:45:53,609 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 19:45:53,610 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:45:35" (3/4) ... [2018-12-30 19:45:53,613 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 19:45:53,656 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 19:45:53,657 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 19:45:53,849 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 19:45:53,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 19:45:53,850 INFO L168 Benchmark]: Toolchain (without parser) took 22790.49 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 367.0 MB). Free memory was 954.0 MB in the beginning and 1.2 GB in the end (delta: -248.8 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,851 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 19:45:53,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 920.5 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,853 INFO L168 Benchmark]: Boogie Preprocessor took 90.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,853 INFO L168 Benchmark]: RCFGBuilder took 3730.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.9 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,854 INFO L168 Benchmark]: TraceAbstraction took 17852.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 994.9 MB in the beginning and 1.2 GB in the end (delta: -230.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,854 INFO L168 Benchmark]: Witness Printer took 240.51 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: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2018-12-30 19:45:53,858 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 660.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 920.5 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 207.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -188.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 90.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3730.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.9 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17852.47 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 244.8 MB). Free memory was 994.9 MB in the beginning and 1.2 GB in the end (delta: -230.7 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Witness Printer took 240.51 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: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((a19 == 1 && !(a11 == 1)) && a17 == 8) && a25 == 1) || (a28 == 10 && a19 == 1)) || (((a17 == 8 && !(a28 == 9)) && !(a11 == 1)) && !(a28 == 11))) || (((a19 == 1 && a17 <= 8) && !(a28 == 11)) && a25 == 1)) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a11 == 1 && a28 == 10) && !(a25 == 1)) && a17 <= 8)) || ((a28 == 9 && a25 == 1) && a17 <= 8)) || (((a17 == 8 && !(a25 == 1)) && !(a28 == 9)) && !(a28 == 11)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((a19 == 1 && !(a11 == 1)) && a17 == 8) && a25 == 1) || (a28 == 10 && a19 == 1)) || (((a17 == 8 && !(a28 == 9)) && !(a11 == 1)) && !(a28 == 11))) || (((a19 == 1 && a17 <= 8) && !(a28 == 11)) && a25 == 1)) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a11 == 1 && a28 == 10) && !(a25 == 1)) && a17 <= 8)) || ((a28 == 9 && a25 == 1) && a17 <= 8)) || (((a17 == 8 && !(a25 == 1)) && !(a28 == 9)) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 17.7s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 13.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 803 SDtfs, 2334 SDslu, 259 SDs, 0 SdLazy, 5614 SolverSat, 808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2410occurred 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: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1875 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 35 NumberOfFragments, 209 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1416 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 836 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1277 NumberOfCodeBlocks, 1277 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1268 ConstructedInterpolants, 0 QuantifiedInterpolants, 617302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 420/420 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...