./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41d17b9aa5f2178c80003b4f705c8a61e02072b8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:17:44,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 23:17:44,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 23:17:44,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 23:17:44,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 23:17:44,093 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 23:17:44,094 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 23:17:44,097 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 23:17:44,101 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 23:17:44,104 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 23:17:44,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 23:17:44,108 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 23:17:44,109 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 23:17:44,113 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 23:17:44,119 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 23:17:44,123 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 23:17:44,124 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 23:17:44,129 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 23:17:44,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 23:17:44,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 23:17:44,136 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 23:17:44,137 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 23:17:44,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 23:17:44,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 23:17:44,140 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 23:17:44,140 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 23:17:44,141 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 23:17:44,142 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 23:17:44,143 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 23:17:44,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 23:17:44,144 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 23:17:44,145 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 23:17:44,145 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 23:17:44,145 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 23:17:44,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 23:17:44,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 23:17:44,147 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 23:17:44,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 23:17:44,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 23:17:44,180 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 23:17:44,180 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 23:17:44,180 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 23:17:44,181 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 23:17:44,181 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 23:17:44,181 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 23:17:44,181 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 23:17:44,181 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 23:17:44,181 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 23:17:44,184 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 23:17:44,184 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 23:17:44,185 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 23:17:44,185 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 23:17:44,185 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 23:17:44,185 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 23:17:44,185 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 23:17:44,186 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 23:17:44,186 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 23:17:44,186 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 23:17:44,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 23:17:44,186 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 23:17:44,186 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 23:17:44,187 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 23:17:44,187 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 23:17:44,187 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 23:17:44,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 23:17:44,187 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 -> 41d17b9aa5f2178c80003b4f705c8a61e02072b8 [2018-12-30 23:17:44,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 23:17:44,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 23:17:44,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 23:17:44,290 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 23:17:44,290 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 23:17:44,291 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c [2018-12-30 23:17:44,350 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dad425d/d60c79277ce142ee8fdcdc675a39b361/FLAG7563e4595 [2018-12-30 23:17:44,901 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 23:17:44,902 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem14_label24_true-unreach-call_false-termination.c [2018-12-30 23:17:44,925 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dad425d/d60c79277ce142ee8fdcdc675a39b361/FLAG7563e4595 [2018-12-30 23:17:45,150 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dad425d/d60c79277ce142ee8fdcdc675a39b361 [2018-12-30 23:17:45,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 23:17:45,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 23:17:45,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 23:17:45,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 23:17:45,163 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 23:17:45,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 11:17:45" (1/1) ... [2018-12-30 23:17:45,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69949a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:45, skipping insertion in model container [2018-12-30 23:17:45,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 11:17:45" (1/1) ... [2018-12-30 23:17:45,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 23:17:45,269 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 23:17:45,856 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 23:17:45,862 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 23:17:46,069 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 23:17:46,089 INFO L195 MainTranslator]: Completed translation [2018-12-30 23:17:46,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46 WrapperNode [2018-12-30 23:17:46,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 23:17:46,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 23:17:46,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 23:17:46,091 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 23:17:46,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 23:17:46,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 23:17:46,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 23:17:46,348 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 23:17:46,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (1/1) ... [2018-12-30 23:17:46,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 23:17:46,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 23:17:46,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 23:17:46,485 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 23:17:46,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (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 23:17:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 23:17:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 23:17:50,820 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 23:17:50,821 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 23:17:50,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 11:17:50 BoogieIcfgContainer [2018-12-30 23:17:50,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 23:17:50,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 23:17:50,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 23:17:50,826 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 23:17:50,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 11:17:45" (1/3) ... [2018-12-30 23:17:50,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7e5051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 11:17:50, skipping insertion in model container [2018-12-30 23:17:50,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 11:17:46" (2/3) ... [2018-12-30 23:17:50,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7e5051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 11:17:50, skipping insertion in model container [2018-12-30 23:17:50,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 11:17:50" (3/3) ... [2018-12-30 23:17:50,830 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label24_true-unreach-call_false-termination.c [2018-12-30 23:17:50,841 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 23:17:50,851 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 23:17:50,870 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 23:17:50,910 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 23:17:50,911 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 23:17:50,911 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 23:17:50,911 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 23:17:50,911 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 23:17:50,911 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 23:17:50,911 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 23:17:50,912 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 23:17:50,912 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 23:17:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2018-12-30 23:17:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-30 23:17:50,946 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 23:17:50,947 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 23:17:50,950 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 23:17:50,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 23:17:50,957 INFO L82 PathProgramCache]: Analyzing trace with hash 751578873, now seen corresponding path program 1 times [2018-12-30 23:17:50,959 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 23:17:50,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 23:17:51,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:51,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:17:51,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:17:51,412 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 23:17:51,415 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 23:17:51,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 23:17:51,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 23:17:51,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 23:17:51,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 23:17:51,442 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2018-12-30 23:17:54,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 23:17:54,769 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2018-12-30 23:17:54,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 23:17:54,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2018-12-30 23:17:54,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 23:17:54,798 INFO L225 Difference]: With dead ends: 850 [2018-12-30 23:17:54,798 INFO L226 Difference]: Without dead ends: 538 [2018-12-30 23:17:54,804 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 23:17:54,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2018-12-30 23:17:54,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2018-12-30 23:17:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2018-12-30 23:17:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2018-12-30 23:17:54,905 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 41 [2018-12-30 23:17:54,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 23:17:54,906 INFO L480 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2018-12-30 23:17:54,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 23:17:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2018-12-30 23:17:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-30 23:17:54,914 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 23:17:54,915 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-12-30 23:17:54,915 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 23:17:54,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 23:17:54,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1030207938, now seen corresponding path program 1 times [2018-12-30 23:17:54,916 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 23:17:54,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 23:17:54,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:54,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:17:54,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:17:55,239 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-30 23:17:55,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 23:17:55,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 23:17:55,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 23:17:55,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 23:17:55,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 23:17:55,243 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2018-12-30 23:17:57,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 23:17:57,245 INFO L93 Difference]: Finished difference Result 1964 states and 3003 transitions. [2018-12-30 23:17:57,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 23:17:57,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2018-12-30 23:17:57,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 23:17:57,256 INFO L225 Difference]: With dead ends: 1964 [2018-12-30 23:17:57,257 INFO L226 Difference]: Without dead ends: 1428 [2018-12-30 23:17:57,263 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 23:17:57,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2018-12-30 23:17:57,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1428. [2018-12-30 23:17:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2018-12-30 23:17:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2029 transitions. [2018-12-30 23:17:57,331 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2029 transitions. Word has length 176 [2018-12-30 23:17:57,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 23:17:57,331 INFO L480 AbstractCegarLoop]: Abstraction has 1428 states and 2029 transitions. [2018-12-30 23:17:57,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 23:17:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2029 transitions. [2018-12-30 23:17:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-30 23:17:57,337 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 23:17:57,338 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2018-12-30 23:17:57,338 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 23:17:57,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 23:17:57,339 INFO L82 PathProgramCache]: Analyzing trace with hash 783428840, now seen corresponding path program 1 times [2018-12-30 23:17:57,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 23:17:57,339 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 23:17:57,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:57,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:17:57,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:17:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:17:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-30 23:17:57,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 23:17:57,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 23:17:57,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 23:17:57,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 23:17:57,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 23:17:57,539 INFO L87 Difference]: Start difference. First operand 1428 states and 2029 transitions. Second operand 4 states. [2018-12-30 23:18:00,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 23:18:00,832 INFO L93 Difference]: Finished difference Result 4456 states and 6356 transitions. [2018-12-30 23:18:00,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 23:18:00,832 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 179 [2018-12-30 23:18:00,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 23:18:00,849 INFO L225 Difference]: With dead ends: 4456 [2018-12-30 23:18:00,849 INFO L226 Difference]: Without dead ends: 3030 [2018-12-30 23:18:00,852 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 23:18:00,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2018-12-30 23:18:00,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 2852. [2018-12-30 23:18:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2852 states. [2018-12-30 23:18:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3755 transitions. [2018-12-30 23:18:00,921 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3755 transitions. Word has length 179 [2018-12-30 23:18:00,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 23:18:00,921 INFO L480 AbstractCegarLoop]: Abstraction has 2852 states and 3755 transitions. [2018-12-30 23:18:00,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 23:18:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3755 transitions. [2018-12-30 23:18:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-30 23:18:00,925 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 23:18:00,925 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-30 23:18:00,925 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 23:18:00,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 23:18:00,926 INFO L82 PathProgramCache]: Analyzing trace with hash 2023113684, now seen corresponding path program 1 times [2018-12-30 23:18:00,926 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 23:18:00,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 23:18:00,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:18:00,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:18:00,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:18:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:18:01,427 WARN L181 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 9 [2018-12-30 23:18:01,538 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 141 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-30 23:18:01,539 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 23:18:01,539 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 23:18:01,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:18:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:18:01,633 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 23:18:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-30 23:18:01,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 23:18:01,980 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2018-12-30 23:18:01,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-30 23:18:01,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-30 23:18:01,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-30 23:18:01,981 INFO L87 Difference]: Start difference. First operand 2852 states and 3755 transitions. Second operand 7 states. [2018-12-30 23:18:04,451 WARN L181 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-12-30 23:18:08,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 23:18:08,900 INFO L93 Difference]: Finished difference Result 7221 states and 9448 transitions. [2018-12-30 23:18:08,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-30 23:18:08,901 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 200 [2018-12-30 23:18:08,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 23:18:08,920 INFO L225 Difference]: With dead ends: 7221 [2018-12-30 23:18:08,920 INFO L226 Difference]: Without dead ends: 4276 [2018-12-30 23:18:08,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 200 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-30 23:18:08,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2018-12-30 23:18:08,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 2852. [2018-12-30 23:18:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2852 states. [2018-12-30 23:18:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3136 transitions. [2018-12-30 23:18:08,991 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3136 transitions. Word has length 200 [2018-12-30 23:18:08,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 23:18:08,991 INFO L480 AbstractCegarLoop]: Abstraction has 2852 states and 3136 transitions. [2018-12-30 23:18:08,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-30 23:18:08,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3136 transitions. [2018-12-30 23:18:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-12-30 23:18:09,000 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 23:18:09,000 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 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 23:18:09,001 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 23:18:09,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 23:18:09,001 INFO L82 PathProgramCache]: Analyzing trace with hash 325396640, now seen corresponding path program 1 times [2018-12-30 23:18:09,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 23:18:09,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 23:18:09,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:18:09,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:18:09,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 23:18:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:18:09,604 WARN L181 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-12-30 23:18:09,938 WARN L181 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-12-30 23:18:10,317 WARN L181 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2018-12-30 23:18:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 466 proven. 4 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-30 23:18:10,676 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 23:18:10,676 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 23:18:10,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 23:18:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 23:18:10,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 23:18:11,306 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2018-12-30 23:18:11,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 23:18:11,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-12-30 23:18:11,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-30 23:18:11,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-30 23:18:11,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-12-30 23:18:11,328 INFO L87 Difference]: Start difference. First operand 2852 states and 3136 transitions. Second operand 8 states. [2018-12-30 23:18:14,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 23:18:14,501 INFO L93 Difference]: Finished difference Result 5733 states and 6292 transitions. [2018-12-30 23:18:14,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-30 23:18:14,503 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 421 [2018-12-30 23:18:14,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 23:18:14,504 INFO L225 Difference]: With dead ends: 5733 [2018-12-30 23:18:14,504 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 23:18:14,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2018-12-30 23:18:14,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 23:18:14,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 23:18:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 23:18:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 23:18:14,512 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 421 [2018-12-30 23:18:14,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 23:18:14,512 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 23:18:14,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-30 23:18:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 23:18:14,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 23:18:14,519 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 23:18:14,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 23:18:14,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 23:18:15,283 WARN L181 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 33 [2018-12-30 23:18:15,381 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-12-30 23:18:15,381 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-12-30 23:18:15,381 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-12-30 23:18:15,382 INFO L448 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-30 23:18:15,383 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-30 23:18:15,384 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-12-30 23:18:15,385 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,386 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,387 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-12-30 23:18:15,388 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-12-30 23:18:15,389 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-12-30 23:18:15,390 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-12-30 23:18:15,391 INFO L448 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-30 23:18:15,392 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-30 23:18:15,393 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-30 23:18:15,394 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-30 23:18:15,395 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-30 23:18:15,396 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-30 23:18:15,397 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-12-30 23:18:15,397 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-12-30 23:18:15,397 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-12-30 23:18:15,397 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,397 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L444 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse3 (= ~a15~0 6))) (let ((.cse0 (= ~a24~0 1)) (.cse1 (= ~a21~0 9)) (.cse2 (not .cse3))) (or (and .cse0 (= ~a21~0 10)) (and (not .cse1) .cse0 .cse2) (and (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) .cse0) (and (= ~a15~0 8) .cse0) (and .cse0 .cse1 .cse3) (and (<= (+ ~a12~0 49) 0) .cse2)))) [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-12-30 23:18:15,398 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L451 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-12-30 23:18:15,399 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-12-30 23:18:15,400 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L444 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse3 (= ~a15~0 6))) (let ((.cse0 (= ~a24~0 1)) (.cse1 (= ~a21~0 9)) (.cse2 (not .cse3))) (or (and .cse0 (= ~a21~0 10)) (and (not .cse1) .cse0 .cse2) (and (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) .cse0) (and (= ~a15~0 8) .cse0) (and .cse0 .cse1 .cse3) (and (<= (+ ~a12~0 49) 0) .cse2)))) [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-12-30 23:18:15,401 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,402 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,403 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,404 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-12-30 23:18:15,405 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-30 23:18:15,406 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-12-30 23:18:15,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 11:18:15 BoogieIcfgContainer [2018-12-30 23:18:15,425 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 23:18:15,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 23:18:15,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 23:18:15,426 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 23:18:15,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 11:17:50" (3/4) ... [2018-12-30 23:18:15,431 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 23:18:15,461 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 23:18:15,463 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 23:18:15,743 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 23:18:15,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 23:18:15,744 INFO L168 Benchmark]: Toolchain (without parser) took 30588.57 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 397.9 MB). Free memory was 944.6 MB in the beginning and 922.5 MB in the end (delta: 22.1 MB). Peak memory consumption was 420.1 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,745 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 23:18:15,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 931.90 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 907.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 256.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 907.1 MB in the beginning and 1.1 GB in the end (delta: -215.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,746 INFO L168 Benchmark]: Boogie Preprocessor took 136.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,746 INFO L168 Benchmark]: RCFGBuilder took 4337.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.2 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,749 INFO L168 Benchmark]: TraceAbstraction took 24603.11 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 991.2 MB in the beginning and 956.5 MB in the end (delta: 34.7 MB). Peak memory consumption was 289.5 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,750 INFO L168 Benchmark]: Witness Printer took 317.38 ms. Allocated memory is still 1.4 GB. Free memory was 956.5 MB in the beginning and 922.5 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2018-12-30 23:18:15,754 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 931.90 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 907.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 256.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 907.1 MB in the beginning and 1.1 GB in the end (delta: -215.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 136.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4337.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 991.2 MB in the end (delta: 125.0 MB). Peak memory consumption was 125.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24603.11 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 254.8 MB). Free memory was 991.2 MB in the beginning and 956.5 MB in the end (delta: 34.7 MB). Peak memory consumption was 289.5 MB. Max. memory is 11.5 GB. * Witness Printer took 317.38 ms. Allocated memory is still 1.4 GB. Free memory was 956.5 MB in the beginning and 922.5 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: 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: 880]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 10) || ((!(a21 == 9) && a24 == 1) && !(a15 == 6))) || ((a12 + 43 <= 0 || 11 < a12) && a24 == 1)) || (a15 == 8 && a24 == 1)) || ((a24 == 1 && a21 == 9) && a15 == 6)) || (a12 + 49 <= 0 && !(a15 == 6)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 10) || ((!(a21 == 9) && a24 == 1) && !(a15 == 6))) || ((a12 + 43 <= 0 || 11 < a12) && a24 == 1)) || (a15 == 8 && a24 == 1)) || ((a24 == 1 && a21 == 9) && a15 == 6)) || (a12 + 49 <= 0 && !(a15 == 6)) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. SAFE Result, 24.5s OverallTime, 5 OverallIterations, 5 TraceHistogramMax, 18.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 203 SDtfs, 2558 SDslu, 99 SDs, 0 SdLazy, 6789 SolverSat, 1368 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 646 GetRequests, 622 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2852occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 1602 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 56 NumberOfFragments, 121 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1516 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 168 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1638 NumberOfCodeBlocks, 1638 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1631 ConstructedInterpolants, 0 QuantifiedInterpolants, 2609864 SizeOfPredicates, 8 NumberOfNonLiveVariables, 829 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 1821/1829 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...