./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem11_label54_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem11_label54_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 48edbfa8959379fa18549d69e0d1320a333e10c1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 22:34:25,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 22:34:25,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 22:34:25,985 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 22:34:25,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 22:34:25,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 22:34:25,988 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 22:34:25,990 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 22:34:25,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 22:34:25,993 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 22:34:25,994 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 22:34:25,994 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 22:34:25,995 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 22:34:25,996 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 22:34:25,997 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 22:34:25,998 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 22:34:25,999 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 22:34:26,001 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 22:34:26,004 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 22:34:26,006 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 22:34:26,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 22:34:26,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 22:34:26,011 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 22:34:26,011 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 22:34:26,011 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 22:34:26,012 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 22:34:26,014 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 22:34:26,014 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 22:34:26,015 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 22:34:26,017 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 22:34:26,017 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 22:34:26,018 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 22:34:26,018 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 22:34:26,018 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 22:34:26,019 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 22:34:26,020 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 22:34:26,020 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 22:34:26,036 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 22:34:26,036 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 22:34:26,038 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 22:34:26,038 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 22:34:26,039 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 22:34:26,039 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 22:34:26,039 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 22:34:26,040 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 22:34:26,040 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 22:34:26,040 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 22:34:26,040 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 22:34:26,040 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 22:34:26,042 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 22:34:26,042 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 22:34:26,042 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 22:34:26,042 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 22:34:26,043 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 22:34:26,043 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 22:34:26,043 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 22:34:26,043 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 22:34:26,043 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 22:34:26,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 22:34:26,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 22:34:26,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 22:34:26,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 22:34:26,048 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 22:34:26,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 22:34:26,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 22:34:26,049 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 -> 48edbfa8959379fa18549d69e0d1320a333e10c1 [2018-12-30 22:34:26,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 22:34:26,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 22:34:26,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 22:34:26,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 22:34:26,115 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 22:34:26,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem11_label54_true-unreach-call.c [2018-12-30 22:34:26,185 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1916031ea/634041060b634f3a97b69f814407b0a3/FLAG42778f0a3 [2018-12-30 22:34:26,824 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 22:34:26,825 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem11_label54_true-unreach-call.c [2018-12-30 22:34:26,846 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1916031ea/634041060b634f3a97b69f814407b0a3/FLAG42778f0a3 [2018-12-30 22:34:26,998 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1916031ea/634041060b634f3a97b69f814407b0a3 [2018-12-30 22:34:27,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 22:34:27,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 22:34:27,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 22:34:27,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 22:34:27,008 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 22:34:27,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:27,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a7ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27, skipping insertion in model container [2018-12-30 22:34:27,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:27,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 22:34:27,094 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 22:34:27,673 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:34:27,681 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 22:34:27,886 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:34:27,909 INFO L195 MainTranslator]: Completed translation [2018-12-30 22:34:27,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27 WrapperNode [2018-12-30 22:34:27,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 22:34:27,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 22:34:27,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 22:34:27,913 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 22:34:28,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 22:34:28,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 22:34:28,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 22:34:28,236 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 22:34:28,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... [2018-12-30 22:34:28,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 22:34:28,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 22:34:28,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 22:34:28,400 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 22:34:28,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 22:34:28,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 22:34:28,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 22:34:33,061 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 22:34:33,061 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 22:34:33,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:34:33 BoogieIcfgContainer [2018-12-30 22:34:33,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 22:34:33,064 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 22:34:33,064 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 22:34:33,073 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 22:34:33,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 10:34:27" (1/3) ... [2018-12-30 22:34:33,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f2f3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:34:33, skipping insertion in model container [2018-12-30 22:34:33,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:34:27" (2/3) ... [2018-12-30 22:34:33,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70f2f3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:34:33, skipping insertion in model container [2018-12-30 22:34:33,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:34:33" (3/3) ... [2018-12-30 22:34:33,077 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label54_true-unreach-call.c [2018-12-30 22:34:33,089 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 22:34:33,100 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 22:34:33,118 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 22:34:33,154 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 22:34:33,155 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 22:34:33,155 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 22:34:33,155 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 22:34:33,155 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 22:34:33,156 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 22:34:33,156 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 22:34:33,156 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 22:34:33,156 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 22:34:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2018-12-30 22:34:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-30 22:34:33,191 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:33,192 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] [2018-12-30 22:34:33,195 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:33,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:33,201 INFO L82 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2018-12-30 22:34:33,204 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:33,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:33,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:33,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:33,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:33,718 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 6 DAG size of output: 3 [2018-12-30 22:34:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:34:33,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:33,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:34:33,737 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:34:33,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:34:33,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:33,757 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2018-12-30 22:34:37,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:37,519 INFO L93 Difference]: Finished difference Result 951 states and 1718 transitions. [2018-12-30 22:34:37,520 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:34:37,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-12-30 22:34:37,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:37,545 INFO L225 Difference]: With dead ends: 951 [2018-12-30 22:34:37,546 INFO L226 Difference]: Without dead ends: 600 [2018-12-30 22:34:37,551 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:37,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-12-30 22:34:37,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 410. [2018-12-30 22:34:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2018-12-30 22:34:37,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 593 transitions. [2018-12-30 22:34:37,641 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 593 transitions. Word has length 37 [2018-12-30 22:34:37,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:37,641 INFO L480 AbstractCegarLoop]: Abstraction has 410 states and 593 transitions. [2018-12-30 22:34:37,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:34:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 593 transitions. [2018-12-30 22:34:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-30 22:34:37,648 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:37,649 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:37,649 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:37,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:37,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1017074320, now seen corresponding path program 1 times [2018-12-30 22:34:37,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:37,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:37,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:37,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:37,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:37,936 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:34:37,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:37,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:34:37,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:34:37,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:34:37,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:37,940 INFO L87 Difference]: Start difference. First operand 410 states and 593 transitions. Second operand 4 states. [2018-12-30 22:34:40,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:40,696 INFO L93 Difference]: Finished difference Result 1572 states and 2289 transitions. [2018-12-30 22:34:40,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:34:40,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-12-30 22:34:40,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:40,715 INFO L225 Difference]: With dead ends: 1572 [2018-12-30 22:34:40,716 INFO L226 Difference]: Without dead ends: 1164 [2018-12-30 22:34:40,721 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 22:34:40,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1164 states. [2018-12-30 22:34:40,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1164 to 1150. [2018-12-30 22:34:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1150 states. [2018-12-30 22:34:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1568 transitions. [2018-12-30 22:34:40,818 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1568 transitions. Word has length 105 [2018-12-30 22:34:40,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:40,818 INFO L480 AbstractCegarLoop]: Abstraction has 1150 states and 1568 transitions. [2018-12-30 22:34:40,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:34:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1568 transitions. [2018-12-30 22:34:40,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-30 22:34:40,822 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:40,823 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:40,823 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:40,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:40,824 INFO L82 PathProgramCache]: Analyzing trace with hash -815400060, now seen corresponding path program 1 times [2018-12-30 22:34:40,824 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:40,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:40,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:40,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:40,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:41,182 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:34:41,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:41,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:34:41,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:34:41,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:34:41,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:41,185 INFO L87 Difference]: Start difference. First operand 1150 states and 1568 transitions. Second operand 4 states. [2018-12-30 22:34:44,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:44,603 INFO L93 Difference]: Finished difference Result 3966 states and 5431 transitions. [2018-12-30 22:34:44,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:34:44,603 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2018-12-30 22:34:44,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:44,618 INFO L225 Difference]: With dead ends: 3966 [2018-12-30 22:34:44,618 INFO L226 Difference]: Without dead ends: 2818 [2018-12-30 22:34:44,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:44,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2818 states. [2018-12-30 22:34:44,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2818 to 2255. [2018-12-30 22:34:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2255 states. [2018-12-30 22:34:44,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 2822 transitions. [2018-12-30 22:34:44,670 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 2822 transitions. Word has length 113 [2018-12-30 22:34:44,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:44,670 INFO L480 AbstractCegarLoop]: Abstraction has 2255 states and 2822 transitions. [2018-12-30 22:34:44,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:34:44,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2822 transitions. [2018-12-30 22:34:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-30 22:34:44,675 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:44,675 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:44,675 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:44,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:44,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1041606763, now seen corresponding path program 1 times [2018-12-30 22:34:44,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:44,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:44,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:44,678 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:44,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:45,123 WARN L181 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-12-30 22:34:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:34:45,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:45,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:34:45,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:34:45,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:34:45,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:34:45,158 INFO L87 Difference]: Start difference. First operand 2255 states and 2822 transitions. Second operand 5 states. [2018-12-30 22:34:50,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:50,106 INFO L93 Difference]: Finished difference Result 7660 states and 9974 transitions. [2018-12-30 22:34:50,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-30 22:34:50,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2018-12-30 22:34:50,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:50,132 INFO L225 Difference]: With dead ends: 7660 [2018-12-30 22:34:50,132 INFO L226 Difference]: Without dead ends: 5591 [2018-12-30 22:34:50,136 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:34:50,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5591 states. [2018-12-30 22:34:50,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5591 to 5590. [2018-12-30 22:34:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5590 states. [2018-12-30 22:34:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5590 states to 5590 states and 7031 transitions. [2018-12-30 22:34:50,241 INFO L78 Accepts]: Start accepts. Automaton has 5590 states and 7031 transitions. Word has length 164 [2018-12-30 22:34:50,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:50,243 INFO L480 AbstractCegarLoop]: Abstraction has 5590 states and 7031 transitions. [2018-12-30 22:34:50,243 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:34:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 5590 states and 7031 transitions. [2018-12-30 22:34:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-30 22:34:50,252 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:50,253 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:50,253 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:50,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:50,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1265356488, now seen corresponding path program 1 times [2018-12-30 22:34:50,254 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:50,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:50,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:50,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:50,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:50,773 WARN L181 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 11 [2018-12-30 22:34:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:34:50,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:50,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:34:50,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:34:50,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:34:50,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:50,811 INFO L87 Difference]: Start difference. First operand 5590 states and 7031 transitions. Second operand 4 states. [2018-12-30 22:34:52,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:52,419 INFO L93 Difference]: Finished difference Result 13956 states and 17807 transitions. [2018-12-30 22:34:52,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:34:52,419 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 241 [2018-12-30 22:34:52,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:52,455 INFO L225 Difference]: With dead ends: 13956 [2018-12-30 22:34:52,455 INFO L226 Difference]: Without dead ends: 8552 [2018-12-30 22:34:52,463 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:52,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8552 states. [2018-12-30 22:34:52,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8552 to 8166. [2018-12-30 22:34:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8166 states. [2018-12-30 22:34:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8166 states to 8166 states and 10171 transitions. [2018-12-30 22:34:52,598 INFO L78 Accepts]: Start accepts. Automaton has 8166 states and 10171 transitions. Word has length 241 [2018-12-30 22:34:52,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:52,599 INFO L480 AbstractCegarLoop]: Abstraction has 8166 states and 10171 transitions. [2018-12-30 22:34:52,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:34:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 8166 states and 10171 transitions. [2018-12-30 22:34:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-30 22:34:52,605 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:52,606 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:52,606 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:52,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:52,607 INFO L82 PathProgramCache]: Analyzing trace with hash -1645985453, now seen corresponding path program 1 times [2018-12-30 22:34:52,607 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:52,607 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:52,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:52,608 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:52,608 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-12-30 22:34:52,868 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:34:52,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:34:52,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:34:52,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:34:52,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:52,869 INFO L87 Difference]: Start difference. First operand 8166 states and 10171 transitions. Second operand 4 states. [2018-12-30 22:34:54,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:34:54,807 INFO L93 Difference]: Finished difference Result 16351 states and 20392 transitions. [2018-12-30 22:34:54,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:34:54,808 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 246 [2018-12-30 22:34:54,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:34:54,848 INFO L225 Difference]: With dead ends: 16351 [2018-12-30 22:34:54,848 INFO L226 Difference]: Without dead ends: 8371 [2018-12-30 22:34:54,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:34:54,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8371 states. [2018-12-30 22:34:54,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8371 to 8165. [2018-12-30 22:34:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8165 states. [2018-12-30 22:34:55,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8165 states to 8165 states and 9878 transitions. [2018-12-30 22:34:55,005 INFO L78 Accepts]: Start accepts. Automaton has 8165 states and 9878 transitions. Word has length 246 [2018-12-30 22:34:55,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:34:55,006 INFO L480 AbstractCegarLoop]: Abstraction has 8165 states and 9878 transitions. [2018-12-30 22:34:55,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:34:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 8165 states and 9878 transitions. [2018-12-30 22:34:55,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-30 22:34:55,015 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:34:55,015 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:34:55,016 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:34:55,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:34:55,016 INFO L82 PathProgramCache]: Analyzing trace with hash 1892161860, now seen corresponding path program 1 times [2018-12-30 22:34:55,016 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:34:55,016 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:34:55,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:55,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:55,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:34:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:55,673 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-30 22:34:55,673 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 22:34:55,673 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 22:34:55,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:34:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:34:55,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 22:34:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-30 22:34:56,108 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-30 22:34:56,108 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 4 [2018-12-30 22:34:56,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:34:56,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:34:56,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:34:56,113 INFO L87 Difference]: Start difference. First operand 8165 states and 9878 transitions. Second operand 5 states. [2018-12-30 22:35:00,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:00,117 INFO L93 Difference]: Finished difference Result 23515 states and 28459 transitions. [2018-12-30 22:35:00,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-30 22:35:00,117 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 272 [2018-12-30 22:35:00,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:00,157 INFO L225 Difference]: With dead ends: 23515 [2018-12-30 22:35:00,158 INFO L226 Difference]: Without dead ends: 15536 [2018-12-30 22:35:00,168 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 271 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-30 22:35:00,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15536 states. [2018-12-30 22:35:00,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15536 to 10921. [2018-12-30 22:35:00,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10921 states. [2018-12-30 22:35:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10921 states to 10921 states and 13172 transitions. [2018-12-30 22:35:00,450 INFO L78 Accepts]: Start accepts. Automaton has 10921 states and 13172 transitions. Word has length 272 [2018-12-30 22:35:00,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:00,452 INFO L480 AbstractCegarLoop]: Abstraction has 10921 states and 13172 transitions. [2018-12-30 22:35:00,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:35:00,453 INFO L276 IsEmpty]: Start isEmpty. Operand 10921 states and 13172 transitions. [2018-12-30 22:35:00,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2018-12-30 22:35:00,475 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:00,476 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:35:00,476 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:00,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:00,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1148105623, now seen corresponding path program 1 times [2018-12-30 22:35:00,478 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:00,478 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:00,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:00,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:00,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:01,148 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 35 proven. 285 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-30 22:35:01,149 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 22:35:01,149 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 22:35:01,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:01,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 22:35:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 35 proven. 285 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-30 22:35:01,591 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-30 22:35:01,592 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2018-12-30 22:35:01,593 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-30 22:35:01,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-30 22:35:01,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-30 22:35:01,593 INFO L87 Difference]: Start difference. First operand 10921 states and 13172 transitions. Second operand 6 states. [2018-12-30 22:35:05,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:05,932 INFO L93 Difference]: Finished difference Result 33296 states and 39888 transitions. [2018-12-30 22:35:05,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-30 22:35:05,933 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 394 [2018-12-30 22:35:05,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:05,976 INFO L225 Difference]: With dead ends: 33296 [2018-12-30 22:35:05,977 INFO L226 Difference]: Without dead ends: 22561 [2018-12-30 22:35:05,991 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-30 22:35:06,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22561 states. [2018-12-30 22:35:06,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22561 to 18676. [2018-12-30 22:35:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18676 states. [2018-12-30 22:35:06,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18676 states to 18676 states and 22166 transitions. [2018-12-30 22:35:06,286 INFO L78 Accepts]: Start accepts. Automaton has 18676 states and 22166 transitions. Word has length 394 [2018-12-30 22:35:06,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:06,287 INFO L480 AbstractCegarLoop]: Abstraction has 18676 states and 22166 transitions. [2018-12-30 22:35:06,287 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-30 22:35:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 18676 states and 22166 transitions. [2018-12-30 22:35:06,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-30 22:35:06,314 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:06,315 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 22:35:06,316 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:06,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:06,316 INFO L82 PathProgramCache]: Analyzing trace with hash -993773348, now seen corresponding path program 1 times [2018-12-30 22:35:06,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:06,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:06,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:06,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:06,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:06,877 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-12-30 22:35:06,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:06,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 22:35:06,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:35:06,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:35:06,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:06,879 INFO L87 Difference]: Start difference. First operand 18676 states and 22166 transitions. Second operand 3 states. [2018-12-30 22:35:08,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:08,860 INFO L93 Difference]: Finished difference Result 39368 states and 46744 transitions. [2018-12-30 22:35:08,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:35:08,861 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 406 [2018-12-30 22:35:08,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:08,901 INFO L225 Difference]: With dead ends: 39368 [2018-12-30 22:35:08,901 INFO L226 Difference]: Without dead ends: 19958 [2018-12-30 22:35:08,922 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 22:35:08,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19958 states. [2018-12-30 22:35:09,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19958 to 14616. [2018-12-30 22:35:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14616 states. [2018-12-30 22:35:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14616 states to 14616 states and 16704 transitions. [2018-12-30 22:35:09,133 INFO L78 Accepts]: Start accepts. Automaton has 14616 states and 16704 transitions. Word has length 406 [2018-12-30 22:35:09,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:09,134 INFO L480 AbstractCegarLoop]: Abstraction has 14616 states and 16704 transitions. [2018-12-30 22:35:09,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:35:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 14616 states and 16704 transitions. [2018-12-30 22:35:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2018-12-30 22:35:09,166 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:09,166 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2018-12-30 22:35:09,167 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:09,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:09,167 INFO L82 PathProgramCache]: Analyzing trace with hash -584826003, now seen corresponding path program 1 times [2018-12-30 22:35:09,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:09,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:09,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:09,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:09,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:09,820 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-12-30 22:35:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 70 proven. 489 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-12-30 22:35:10,008 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 22:35:10,008 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 22:35:10,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:10,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 22:35:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 70 proven. 489 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-12-30 22:35:10,544 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-30 22:35:10,545 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2018-12-30 22:35:10,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-30 22:35:10,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-30 22:35:10,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-30 22:35:10,546 INFO L87 Difference]: Start difference. First operand 14616 states and 16704 transitions. Second operand 6 states. [2018-12-30 22:35:13,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:13,169 INFO L93 Difference]: Finished difference Result 34596 states and 39620 transitions. [2018-12-30 22:35:13,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-30 22:35:13,170 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 535 [2018-12-30 22:35:13,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:13,201 INFO L225 Difference]: With dead ends: 34596 [2018-12-30 22:35:13,202 INFO L226 Difference]: Without dead ends: 21090 [2018-12-30 22:35:13,217 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 534 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-30 22:35:13,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21090 states. [2018-12-30 22:35:13,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21090 to 14616. [2018-12-30 22:35:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14616 states. [2018-12-30 22:35:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14616 states to 14616 states and 16704 transitions. [2018-12-30 22:35:13,586 INFO L78 Accepts]: Start accepts. Automaton has 14616 states and 16704 transitions. Word has length 535 [2018-12-30 22:35:13,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:13,588 INFO L480 AbstractCegarLoop]: Abstraction has 14616 states and 16704 transitions. [2018-12-30 22:35:13,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-30 22:35:13,588 INFO L276 IsEmpty]: Start isEmpty. Operand 14616 states and 16704 transitions. [2018-12-30 22:35:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2018-12-30 22:35:13,618 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:13,618 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 22:35:13,619 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:13,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:13,619 INFO L82 PathProgramCache]: Analyzing trace with hash -861206840, now seen corresponding path program 1 times [2018-12-30 22:35:13,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:13,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:13,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:13,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:13,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:14,077 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-30 22:35:14,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:14,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:35:14,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:35:14,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:35:14,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:35:14,079 INFO L87 Difference]: Start difference. First operand 14616 states and 16704 transitions. Second operand 4 states. [2018-12-30 22:35:15,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:15,895 INFO L93 Difference]: Finished difference Result 29626 states and 33843 transitions. [2018-12-30 22:35:15,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:35:15,896 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 561 [2018-12-30 22:35:15,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:15,914 INFO L225 Difference]: With dead ends: 29626 [2018-12-30 22:35:15,915 INFO L226 Difference]: Without dead ends: 15196 [2018-12-30 22:35:15,927 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:35:15,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15196 states. [2018-12-30 22:35:16,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15196 to 14432. [2018-12-30 22:35:16,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14432 states. [2018-12-30 22:35:16,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14432 states to 14432 states and 16176 transitions. [2018-12-30 22:35:16,124 INFO L78 Accepts]: Start accepts. Automaton has 14432 states and 16176 transitions. Word has length 561 [2018-12-30 22:35:16,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:16,124 INFO L480 AbstractCegarLoop]: Abstraction has 14432 states and 16176 transitions. [2018-12-30 22:35:16,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:35:16,126 INFO L276 IsEmpty]: Start isEmpty. Operand 14432 states and 16176 transitions. [2018-12-30 22:35:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2018-12-30 22:35:16,148 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:16,149 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:35:16,149 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:16,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:16,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1717664100, now seen corresponding path program 1 times [2018-12-30 22:35:16,150 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:16,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:16,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:16,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:16,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:16,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 876 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2018-12-30 22:35:16,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:16,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:35:16,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:35:16,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:35:16,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:16,787 INFO L87 Difference]: Start difference. First operand 14432 states and 16176 transitions. Second operand 3 states. [2018-12-30 22:35:17,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:17,841 INFO L93 Difference]: Finished difference Result 33463 states and 37479 transitions. [2018-12-30 22:35:17,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:35:17,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 645 [2018-12-30 22:35:17,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:17,860 INFO L225 Difference]: With dead ends: 33463 [2018-12-30 22:35:17,860 INFO L226 Difference]: Without dead ends: 19217 [2018-12-30 22:35:17,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:17,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19217 states. [2018-12-30 22:35:18,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19217 to 16824. [2018-12-30 22:35:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16824 states. [2018-12-30 22:35:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16824 states to 16824 states and 18804 transitions. [2018-12-30 22:35:18,100 INFO L78 Accepts]: Start accepts. Automaton has 16824 states and 18804 transitions. Word has length 645 [2018-12-30 22:35:18,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:18,101 INFO L480 AbstractCegarLoop]: Abstraction has 16824 states and 18804 transitions. [2018-12-30 22:35:18,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:35:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 16824 states and 18804 transitions. [2018-12-30 22:35:18,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2018-12-30 22:35:18,128 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:18,129 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 22:35:18,129 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:18,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:18,131 INFO L82 PathProgramCache]: Analyzing trace with hash 431768013, now seen corresponding path program 1 times [2018-12-30 22:35:18,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:18,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:18,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:18,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:18,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:18,699 WARN L181 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-12-30 22:35:19,037 WARN L181 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-12-30 22:35:19,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1215 backedges. 800 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2018-12-30 22:35:19,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:19,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-30 22:35:19,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:35:19,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:35:19,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:35:19,507 INFO L87 Difference]: Start difference. First operand 16824 states and 18804 transitions. Second operand 5 states. [2018-12-30 22:35:21,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:21,418 INFO L93 Difference]: Finished difference Result 33862 states and 37906 transitions. [2018-12-30 22:35:21,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-30 22:35:21,419 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 666 [2018-12-30 22:35:21,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:21,440 INFO L225 Difference]: With dead ends: 33862 [2018-12-30 22:35:21,440 INFO L226 Difference]: Without dead ends: 19068 [2018-12-30 22:35:21,452 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:35:21,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19068 states. [2018-12-30 22:35:21,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19068 to 17388. [2018-12-30 22:35:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17388 states. [2018-12-30 22:35:21,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17388 states to 17388 states and 19330 transitions. [2018-12-30 22:35:21,659 INFO L78 Accepts]: Start accepts. Automaton has 17388 states and 19330 transitions. Word has length 666 [2018-12-30 22:35:21,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:21,659 INFO L480 AbstractCegarLoop]: Abstraction has 17388 states and 19330 transitions. [2018-12-30 22:35:21,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:35:21,660 INFO L276 IsEmpty]: Start isEmpty. Operand 17388 states and 19330 transitions. [2018-12-30 22:35:21,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2018-12-30 22:35:21,678 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:21,679 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:35:21,680 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:21,680 INFO L82 PathProgramCache]: Analyzing trace with hash -507910000, now seen corresponding path program 1 times [2018-12-30 22:35:21,680 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:21,680 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:21,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:21,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:21,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:22,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 1027 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2018-12-30 22:35:22,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:22,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:35:22,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:35:22,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:35:22,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:22,384 INFO L87 Difference]: Start difference. First operand 17388 states and 19330 transitions. Second operand 3 states. [2018-12-30 22:35:23,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:23,498 INFO L93 Difference]: Finished difference Result 35328 states and 39284 transitions. [2018-12-30 22:35:23,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:35:23,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 712 [2018-12-30 22:35:23,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:23,519 INFO L225 Difference]: With dead ends: 35328 [2018-12-30 22:35:23,519 INFO L226 Difference]: Without dead ends: 18126 [2018-12-30 22:35:23,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:23,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18126 states. [2018-12-30 22:35:23,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18126 to 17939. [2018-12-30 22:35:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17939 states. [2018-12-30 22:35:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17939 states to 17939 states and 19630 transitions. [2018-12-30 22:35:23,725 INFO L78 Accepts]: Start accepts. Automaton has 17939 states and 19630 transitions. Word has length 712 [2018-12-30 22:35:23,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:23,725 INFO L480 AbstractCegarLoop]: Abstraction has 17939 states and 19630 transitions. [2018-12-30 22:35:23,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:35:23,726 INFO L276 IsEmpty]: Start isEmpty. Operand 17939 states and 19630 transitions. [2018-12-30 22:35:23,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2018-12-30 22:35:23,745 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:23,746 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-30 22:35:23,746 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:23,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:23,747 INFO L82 PathProgramCache]: Analyzing trace with hash -366256285, now seen corresponding path program 1 times [2018-12-30 22:35:23,747 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:23,747 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:23,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:23,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:23,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:24,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 742 proven. 0 refuted. 0 times theorem prover too weak. 940 trivial. 0 not checked. [2018-12-30 22:35:24,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:24,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:35:24,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:35:24,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:35:24,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:24,438 INFO L87 Difference]: Start difference. First operand 17939 states and 19630 transitions. Second operand 3 states. [2018-12-30 22:35:25,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:25,482 INFO L93 Difference]: Finished difference Result 35130 states and 38364 transitions. [2018-12-30 22:35:25,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:35:25,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 735 [2018-12-30 22:35:25,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:25,500 INFO L225 Difference]: With dead ends: 35130 [2018-12-30 22:35:25,500 INFO L226 Difference]: Without dead ends: 19405 [2018-12-30 22:35:25,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:25,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19405 states. [2018-12-30 22:35:25,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19405 to 17564. [2018-12-30 22:35:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17564 states. [2018-12-30 22:35:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17564 states to 17564 states and 19109 transitions. [2018-12-30 22:35:25,835 INFO L78 Accepts]: Start accepts. Automaton has 17564 states and 19109 transitions. Word has length 735 [2018-12-30 22:35:25,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:25,836 INFO L480 AbstractCegarLoop]: Abstraction has 17564 states and 19109 transitions. [2018-12-30 22:35:25,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:35:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 17564 states and 19109 transitions. [2018-12-30 22:35:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2018-12-30 22:35:25,858 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:35:25,859 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:35:25,859 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:35:25,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:35:25,861 INFO L82 PathProgramCache]: Analyzing trace with hash 410572850, now seen corresponding path program 1 times [2018-12-30 22:35:25,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:35:25,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:35:25,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:25,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:35:25,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:35:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:35:26,346 WARN L181 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 6 [2018-12-30 22:35:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1901 backedges. 1336 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2018-12-30 22:35:26,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:35:26,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:35:26,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:35:26,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:35:26,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:26,857 INFO L87 Difference]: Start difference. First operand 17564 states and 19109 transitions. Second operand 3 states. [2018-12-30 22:35:28,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:35:28,077 INFO L93 Difference]: Finished difference Result 30344 states and 32999 transitions. [2018-12-30 22:35:28,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:35:28,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 787 [2018-12-30 22:35:28,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:35:28,079 INFO L225 Difference]: With dead ends: 30344 [2018-12-30 22:35:28,079 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 22:35:28,089 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:35:28,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 22:35:28,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 22:35:28,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 22:35:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 22:35:28,090 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 787 [2018-12-30 22:35:28,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:35:28,090 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 22:35:28,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:35:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 22:35:28,091 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 22:35:28,095 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 22:35:28,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:28,944 WARN L181 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 352 [2018-12-30 22:35:29,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:35:29,809 WARN L181 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 352 [2018-12-30 22:35:32,498 WARN L181 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 340 DAG size of output: 86 [2018-12-30 22:35:34,591 WARN L181 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 340 DAG size of output: 86 [2018-12-30 22:35:34,594 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-30 22:35:34,594 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-30 22:35:34,594 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L451 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,595 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,596 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse11 (= ~a25~0 13))) (let ((.cse15 (= ~a25~0 9)) (.cse0 (not .cse11)) (.cse4 (<= ~a29~0 140))) (let ((.cse10 (<= ~a29~0 277)) (.cse1 (= ~a25~0 10)) (.cse9 (and .cse0 .cse4)) (.cse6 (<= ~a23~0 599999)) (.cse16 (<= 312 ~a23~0)) (.cse19 (not .cse15)) (.cse17 (<= ~a23~0 312)) (.cse7 (<= ~a29~0 276)) (.cse8 (<= (+ ~a23~0 212) 0)) (.cse18 (= ~a25~0 12)) (.cse12 (<= ~a23~0 138)) (.cse2 (<= 0 (+ ~a23~0 42))) (.cse13 (<= ~a23~0 600000)) (.cse5 (< 140 ~a29~0)) (.cse14 (< 306 ~a23~0)) (.cse3 (= ~a4~0 1))) (or (and .cse0 (not .cse1) (<= (+ ~a23~0 213) 0)) (and .cse2 (and (not .cse3) (and .cse1 .cse4))) (and .cse5 (and .cse6 .cse7 .cse3)) (and .cse8 .cse9) (and (and .cse3 (and .cse10 .cse1)) .cse5) (and .cse11 .cse5 .cse3 (<= ~a29~0 245)) (and .cse11 .cse12 .cse2) (and .cse13 .cse11 .cse14 .cse3) (and (and .cse15 .cse3 .cse16) .cse5 .cse10) (and .cse15 .cse12) (and .cse13 (and .cse3 .cse1)) (and .cse3 (and .cse17 .cse9)) (or (and .cse18 (<= ~a4~0 0) .cse7) (and .cse18 .cse7 .cse12)) (and .cse6 .cse19 .cse3 (<= ~a29~0 130) .cse16) (and .cse19 .cse17 .cse3 .cse2) (and .cse11 .cse7 .cse5 .cse12) (or (and .cse7 .cse3 .cse12 (<= 130 ~a29~0)) (and .cse0 .cse3 .cse12)) (and .cse18 .cse8) (and .cse18 .cse12 .cse2) (and .cse13 .cse5 .cse14 .cse3))))) [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,597 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,598 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-30 22:35:34,599 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,600 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-30 22:35:34,601 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-30 22:35:34,602 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,603 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,604 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 22:35:34,605 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,606 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,607 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,608 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,609 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 117) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,610 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,611 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,612 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-30 22:35:34,613 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,614 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 22:35:34,615 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-30 22:35:34,616 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,617 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L444 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse11 (= ~a25~0 13))) (let ((.cse15 (= ~a25~0 9)) (.cse0 (not .cse11)) (.cse4 (<= ~a29~0 140))) (let ((.cse10 (<= ~a29~0 277)) (.cse1 (= ~a25~0 10)) (.cse9 (and .cse0 .cse4)) (.cse6 (<= ~a23~0 599999)) (.cse16 (<= 312 ~a23~0)) (.cse19 (not .cse15)) (.cse17 (<= ~a23~0 312)) (.cse7 (<= ~a29~0 276)) (.cse8 (<= (+ ~a23~0 212) 0)) (.cse18 (= ~a25~0 12)) (.cse12 (<= ~a23~0 138)) (.cse2 (<= 0 (+ ~a23~0 42))) (.cse13 (<= ~a23~0 600000)) (.cse5 (< 140 ~a29~0)) (.cse14 (< 306 ~a23~0)) (.cse3 (= ~a4~0 1))) (or (and .cse0 (not .cse1) (<= (+ ~a23~0 213) 0)) (and .cse2 (and (not .cse3) (and .cse1 .cse4))) (and .cse5 (and .cse6 .cse7 .cse3)) (and .cse8 .cse9) (and (and .cse3 (and .cse10 .cse1)) .cse5) (and .cse11 .cse5 .cse3 (<= ~a29~0 245)) (and .cse11 .cse12 .cse2) (and .cse13 .cse11 .cse14 .cse3) (and (and .cse15 .cse3 .cse16) .cse5 .cse10) (and .cse15 .cse12) (and .cse13 (and .cse3 .cse1)) (and .cse3 (and .cse17 .cse9)) (or (and .cse18 (<= ~a4~0 0) .cse7) (and .cse18 .cse7 .cse12)) (and .cse6 .cse19 .cse3 (<= ~a29~0 130) .cse16) (and .cse19 .cse17 .cse3 .cse2) (and .cse11 .cse7 .cse5 .cse12) (or (and .cse7 .cse3 .cse12 (<= 130 ~a29~0)) (and .cse0 .cse3 .cse12)) (and .cse18 .cse8) (and .cse18 .cse12 .cse2) (and .cse13 .cse5 .cse14 .cse3))))) [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,618 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,619 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-30 22:35:34,619 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,619 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,619 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-30 22:35:34,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 10:35:34 BoogieIcfgContainer [2018-12-30 22:35:34,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 22:35:34,678 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 22:35:34,678 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 22:35:34,679 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 22:35:34,679 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:34:33" (3/4) ... [2018-12-30 22:35:34,692 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 22:35:34,749 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 22:35:34,752 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 22:35:34,983 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 22:35:34,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 22:35:34,985 INFO L168 Benchmark]: Toolchain (without parser) took 67981.96 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.6 GB). Free memory was 942.0 MB in the beginning and 1.9 GB in the end (delta: -925.1 MB). Peak memory consumption was 712.8 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,985 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 22:35:34,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.48 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 893.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 893.6 MB in the beginning and 1.1 GB in the end (delta: -216.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,987 INFO L168 Benchmark]: Boogie Preprocessor took 163.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,988 INFO L168 Benchmark]: RCFGBuilder took 4664.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.0 MB in the end (delta: 180.7 MB). Peak memory consumption was 180.7 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,988 INFO L168 Benchmark]: TraceAbstraction took 61613.59 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 922.0 MB in the beginning and 1.9 GB in the end (delta: -980.4 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,988 INFO L168 Benchmark]: Witness Printer took 305.26 ms. Allocated memory is still 2.7 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2018-12-30 22:35:34,991 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 907.48 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 893.6 MB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 322.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 893.6 MB in the beginning and 1.1 GB in the end (delta: -216.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 163.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4664.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 922.0 MB in the end (delta: 180.7 MB). Peak memory consumption was 180.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 61613.59 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 922.0 MB in the beginning and 1.9 GB in the end (delta: -980.4 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 305.26 ms. Allocated memory is still 2.7 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 117]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(a25 == 13) && !(a25 == 10)) && a23 + 213 <= 0) || (0 <= a23 + 42 && !(a4 == 1) && a25 == 10 && a29 <= 140)) || (140 < a29 && (a23 <= 599999 && a29 <= 276) && a4 == 1)) || (a23 + 212 <= 0 && !(a25 == 13) && a29 <= 140)) || ((a4 == 1 && a29 <= 277 && a25 == 10) && 140 < a29)) || (((a25 == 13 && 140 < a29) && a4 == 1) && a29 <= 245)) || ((a25 == 13 && a23 <= 138) && 0 <= a23 + 42)) || (((a23 <= 600000 && a25 == 13) && 306 < a23) && a4 == 1)) || ((((a25 == 9 && a4 == 1) && 312 <= a23) && 140 < a29) && a29 <= 277)) || (a25 == 9 && a23 <= 138)) || (a23 <= 600000 && a4 == 1 && a25 == 10)) || (a4 == 1 && a23 <= 312 && !(a25 == 13) && a29 <= 140)) || ((a25 == 12 && a4 <= 0) && a29 <= 276) || ((a25 == 12 && a29 <= 276) && a23 <= 138)) || ((((a23 <= 599999 && !(a25 == 9)) && a4 == 1) && a29 <= 130) && 312 <= a23)) || (((!(a25 == 9) && a23 <= 312) && a4 == 1) && 0 <= a23 + 42)) || (((a25 == 13 && a29 <= 276) && 140 < a29) && a23 <= 138)) || (((a29 <= 276 && a4 == 1) && a23 <= 138) && 130 <= a29) || ((!(a25 == 13) && a4 == 1) && a23 <= 138)) || (a25 == 12 && a23 + 212 <= 0)) || ((a25 == 12 && a23 <= 138) && 0 <= a23 + 42)) || (((a23 <= 600000 && 140 < a29) && 306 < a23) && a4 == 1) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(a25 == 13) && !(a25 == 10)) && a23 + 213 <= 0) || (0 <= a23 + 42 && !(a4 == 1) && a25 == 10 && a29 <= 140)) || (140 < a29 && (a23 <= 599999 && a29 <= 276) && a4 == 1)) || (a23 + 212 <= 0 && !(a25 == 13) && a29 <= 140)) || ((a4 == 1 && a29 <= 277 && a25 == 10) && 140 < a29)) || (((a25 == 13 && 140 < a29) && a4 == 1) && a29 <= 245)) || ((a25 == 13 && a23 <= 138) && 0 <= a23 + 42)) || (((a23 <= 600000 && a25 == 13) && 306 < a23) && a4 == 1)) || ((((a25 == 9 && a4 == 1) && 312 <= a23) && 140 < a29) && a29 <= 277)) || (a25 == 9 && a23 <= 138)) || (a23 <= 600000 && a4 == 1 && a25 == 10)) || (a4 == 1 && a23 <= 312 && !(a25 == 13) && a29 <= 140)) || ((a25 == 12 && a4 <= 0) && a29 <= 276) || ((a25 == 12 && a29 <= 276) && a23 <= 138)) || ((((a23 <= 599999 && !(a25 == 9)) && a4 == 1) && a29 <= 130) && 312 <= a23)) || (((!(a25 == 9) && a23 <= 312) && a4 == 1) && 0 <= a23 + 42)) || (((a25 == 13 && a29 <= 276) && 140 < a29) && a23 <= 138)) || (((a29 <= 276 && a4 == 1) && a23 <= 138) && 130 <= a29) || ((!(a25 == 13) && a4 == 1) && a23 <= 138)) || (a25 == 12 && a23 + 212 <= 0)) || ((a25 == 12 && a23 <= 138) && 0 <= a23 + 42)) || (((a23 <= 600000 && 140 < a29) && 306 < a23) && a4 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. SAFE Result, 61.4s OverallTime, 16 OverallIterations, 7 TraceHistogramMax, 40.1s AutomataDifference, 0.0s DeadEndRemovalTime, 6.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2674 SDtfs, 6771 SDslu, 656 SDs, 0 SdLazy, 16523 SolverSat, 3774 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1264 GetRequests, 1219 SyntacticMatches, 7 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18676occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 28541 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 184 NumberOfFragments, 583 HoareAnnotationTreeSize, 3 FomulaSimplifications, 90326 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 3 FomulaSimplificationsInter, 81780 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 7820 NumberOfCodeBlocks, 7820 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 7801 ConstructedInterpolants, 0 QuantifiedInterpolants, 8680186 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1566 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 10074/11760 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...