./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem10_label20_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/Problem10_label20_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 5d9d392c14a131e49f1eaea557bfd69667def3c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:21:06,186 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 22:21:06,188 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 22:21:06,203 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 22:21:06,203 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 22:21:06,204 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 22:21:06,206 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 22:21:06,208 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 22:21:06,210 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 22:21:06,210 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 22:21:06,211 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 22:21:06,212 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 22:21:06,213 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 22:21:06,214 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 22:21:06,215 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 22:21:06,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 22:21:06,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 22:21:06,219 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 22:21:06,221 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 22:21:06,223 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 22:21:06,224 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 22:21:06,226 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 22:21:06,230 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 22:21:06,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 22:21:06,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 22:21:06,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 22:21:06,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 22:21:06,238 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 22:21:06,240 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 22:21:06,241 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 22:21:06,242 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 22:21:06,242 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 22:21:06,242 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 22:21:06,246 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 22:21:06,247 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 22:21:06,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 22:21:06,248 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 22:21:06,271 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 22:21:06,271 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 22:21:06,273 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 22:21:06,273 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 22:21:06,273 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 22:21:06,273 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 22:21:06,273 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 22:21:06,273 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 22:21:06,274 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 22:21:06,274 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 22:21:06,275 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 22:21:06,276 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 22:21:06,276 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 22:21:06,276 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 22:21:06,276 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 22:21:06,276 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 22:21:06,278 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 22:21:06,278 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 22:21:06,278 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 22:21:06,279 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 22:21:06,279 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 22:21:06,279 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 22:21:06,279 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 22:21:06,279 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 -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2018-12-30 22:21:06,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 22:21:06,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 22:21:06,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 22:21:06,363 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 22:21:06,363 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 22:21:06,364 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem10_label20_true-unreach-call.c [2018-12-30 22:21:06,428 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509800d4f/12f0eeabe5d8486994c8271fa76ae758/FLAG9821abb6d [2018-12-30 22:21:06,965 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 22:21:06,966 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem10_label20_true-unreach-call.c [2018-12-30 22:21:06,982 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509800d4f/12f0eeabe5d8486994c8271fa76ae758/FLAG9821abb6d [2018-12-30 22:21:07,240 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/509800d4f/12f0eeabe5d8486994c8271fa76ae758 [2018-12-30 22:21:07,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 22:21:07,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 22:21:07,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 22:21:07,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 22:21:07,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 22:21:07,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:07,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d88e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07, skipping insertion in model container [2018-12-30 22:21:07,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:07,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 22:21:07,340 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 22:21:07,759 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:21:07,766 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 22:21:07,890 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 22:21:07,907 INFO L195 MainTranslator]: Completed translation [2018-12-30 22:21:07,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07 WrapperNode [2018-12-30 22:21:07,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 22:21:07,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 22:21:07,909 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 22:21:07,909 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 22:21:08,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 22:21:08,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 22:21:08,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 22:21:08,114 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 22:21:08,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (1/1) ... [2018-12-30 22:21:08,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 22:21:08,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 22:21:08,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 22:21:08,214 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 22:21:08,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (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 22:21:08,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 22:21:08,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 22:21:11,568 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 22:21:11,569 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 22:21:11,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:21:11 BoogieIcfgContainer [2018-12-30 22:21:11,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 22:21:11,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 22:21:11,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 22:21:11,575 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 22:21:11,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 10:21:07" (1/3) ... [2018-12-30 22:21:11,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5221539f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:21:11, skipping insertion in model container [2018-12-30 22:21:11,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 10:21:07" (2/3) ... [2018-12-30 22:21:11,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5221539f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 10:21:11, skipping insertion in model container [2018-12-30 22:21:11,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:21:11" (3/3) ... [2018-12-30 22:21:11,579 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label20_true-unreach-call.c [2018-12-30 22:21:11,590 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 22:21:11,600 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 22:21:11,616 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 22:21:11,649 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 22:21:11,650 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 22:21:11,650 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 22:21:11,651 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 22:21:11,651 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 22:21:11,651 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 22:21:11,651 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 22:21:11,651 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 22:21:11,651 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 22:21:11,674 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2018-12-30 22:21:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-30 22:21:11,681 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:11,683 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] [2018-12-30 22:21:11,685 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:11,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:11,691 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2018-12-30 22:21:11,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:11,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:11,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:11,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:11,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:11,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:12,122 WARN L181 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-12-30 22:21:12,130 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 22:21:12,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:12,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:21:12,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:21:12,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:21:12,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:12,158 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2018-12-30 22:21:15,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:15,348 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2018-12-30 22:21:15,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:21:15,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2018-12-30 22:21:15,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:15,369 INFO L225 Difference]: With dead ends: 694 [2018-12-30 22:21:15,369 INFO L226 Difference]: Without dead ends: 421 [2018-12-30 22:21:15,374 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 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 22:21:15,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2018-12-30 22:21:15,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2018-12-30 22:21:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-12-30 22:21:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2018-12-30 22:21:15,483 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 28 [2018-12-30 22:21:15,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:15,484 INFO L480 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2018-12-30 22:21:15,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:21:15,484 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2018-12-30 22:21:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-30 22:21:15,488 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:15,488 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:21:15,488 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:15,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:15,489 INFO L82 PathProgramCache]: Analyzing trace with hash -958622800, now seen corresponding path program 1 times [2018-12-30 22:21:15,489 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:15,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:15,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:15,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:15,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:21:15,817 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:15,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:21:15,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:21:15,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:21:15,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:15,821 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2018-12-30 22:21:17,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:17,271 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2018-12-30 22:21:17,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:21:17,272 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2018-12-30 22:21:17,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:17,278 INFO L225 Difference]: With dead ends: 840 [2018-12-30 22:21:17,278 INFO L226 Difference]: Without dead ends: 560 [2018-12-30 22:21:17,281 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 22:21:17,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2018-12-30 22:21:17,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2018-12-30 22:21:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2018-12-30 22:21:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 785 transitions. [2018-12-30 22:21:17,308 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 785 transitions. Word has length 106 [2018-12-30 22:21:17,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:17,308 INFO L480 AbstractCegarLoop]: Abstraction has 560 states and 785 transitions. [2018-12-30 22:21:17,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:21:17,309 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 785 transitions. [2018-12-30 22:21:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-30 22:21:17,313 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:17,313 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:21:17,313 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:17,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:17,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1786957364, now seen corresponding path program 1 times [2018-12-30 22:21:17,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:17,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:17,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:17,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:17,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:21:17,536 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:17,536 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:21:17,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:21:17,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:21:17,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:17,538 INFO L87 Difference]: Start difference. First operand 560 states and 785 transitions. Second operand 4 states. [2018-12-30 22:21:19,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:19,566 INFO L93 Difference]: Finished difference Result 1813 states and 2508 transitions. [2018-12-30 22:21:19,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:21:19,567 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2018-12-30 22:21:19,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:19,576 INFO L225 Difference]: With dead ends: 1813 [2018-12-30 22:21:19,576 INFO L226 Difference]: Without dead ends: 1255 [2018-12-30 22:21:19,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 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 22:21:19,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2018-12-30 22:21:19,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 838. [2018-12-30 22:21:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2018-12-30 22:21:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1063 transitions. [2018-12-30 22:21:19,619 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1063 transitions. Word has length 146 [2018-12-30 22:21:19,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:19,620 INFO L480 AbstractCegarLoop]: Abstraction has 838 states and 1063 transitions. [2018-12-30 22:21:19,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:21:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1063 transitions. [2018-12-30 22:21:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-30 22:21:19,626 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:19,627 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-30 22:21:19,627 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:19,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:19,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1475583444, now seen corresponding path program 1 times [2018-12-30 22:21:19,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:19,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:19,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:19,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:19,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 22:21:20,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:20,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:21:20,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:21:20,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:21:20,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:20,053 INFO L87 Difference]: Start difference. First operand 838 states and 1063 transitions. Second operand 4 states. [2018-12-30 22:21:23,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:23,044 INFO L93 Difference]: Finished difference Result 2091 states and 2662 transitions. [2018-12-30 22:21:23,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:21:23,045 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 188 [2018-12-30 22:21:23,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:23,054 INFO L225 Difference]: With dead ends: 2091 [2018-12-30 22:21:23,054 INFO L226 Difference]: Without dead ends: 1255 [2018-12-30 22:21:23,056 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 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 22:21:23,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2018-12-30 22:21:23,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2018-12-30 22:21:23,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2018-12-30 22:21:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1371 transitions. [2018-12-30 22:21:23,087 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1371 transitions. Word has length 188 [2018-12-30 22:21:23,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:23,089 INFO L480 AbstractCegarLoop]: Abstraction has 1116 states and 1371 transitions. [2018-12-30 22:21:23,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:21:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1371 transitions. [2018-12-30 22:21:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-30 22:21:23,094 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:23,094 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 22:21:23,094 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:23,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:23,095 INFO L82 PathProgramCache]: Analyzing trace with hash 661366646, now seen corresponding path program 1 times [2018-12-30 22:21:23,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:23,095 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:23,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:23,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:23,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-30 22:21:23,385 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:23,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:21:23,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 22:21:23,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 22:21:23,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:21:23,387 INFO L87 Difference]: Start difference. First operand 1116 states and 1371 transitions. Second operand 5 states. [2018-12-30 22:21:25,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:25,071 INFO L93 Difference]: Finished difference Result 4037 states and 4968 transitions. [2018-12-30 22:21:25,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-30 22:21:25,072 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 189 [2018-12-30 22:21:25,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:25,086 INFO L225 Difference]: With dead ends: 4037 [2018-12-30 22:21:25,087 INFO L226 Difference]: Without dead ends: 2923 [2018-12-30 22:21:25,090 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 22:21:25,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2018-12-30 22:21:25,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2089. [2018-12-30 22:21:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2018-12-30 22:21:25,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2495 transitions. [2018-12-30 22:21:25,149 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2495 transitions. Word has length 189 [2018-12-30 22:21:25,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:25,149 INFO L480 AbstractCegarLoop]: Abstraction has 2089 states and 2495 transitions. [2018-12-30 22:21:25,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 22:21:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2495 transitions. [2018-12-30 22:21:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-30 22:21:25,157 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:25,157 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 22:21:25,158 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:25,158 INFO L82 PathProgramCache]: Analyzing trace with hash -668439460, now seen corresponding path program 1 times [2018-12-30 22:21:25,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:25,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:25,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:25,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:25,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:25,450 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-30 22:21:25,450 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:25,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 22:21:25,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 22:21:25,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 22:21:25,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 22:21:25,452 INFO L87 Difference]: Start difference. First operand 2089 states and 2495 transitions. Second operand 3 states. [2018-12-30 22:21:26,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:26,072 INFO L93 Difference]: Finished difference Result 5010 states and 5952 transitions. [2018-12-30 22:21:26,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 22:21:26,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2018-12-30 22:21:26,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:26,086 INFO L225 Difference]: With dead ends: 5010 [2018-12-30 22:21:26,086 INFO L226 Difference]: Without dead ends: 2089 [2018-12-30 22:21:26,091 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 22:21:26,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2018-12-30 22:21:26,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2089. [2018-12-30 22:21:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2018-12-30 22:21:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2440 transitions. [2018-12-30 22:21:26,133 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2440 transitions. Word has length 264 [2018-12-30 22:21:26,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:26,134 INFO L480 AbstractCegarLoop]: Abstraction has 2089 states and 2440 transitions. [2018-12-30 22:21:26,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 22:21:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2440 transitions. [2018-12-30 22:21:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-30 22:21:26,141 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 22:21:26,141 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:21:26,142 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 22:21:26,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 22:21:26,142 INFO L82 PathProgramCache]: Analyzing trace with hash -1546588810, now seen corresponding path program 1 times [2018-12-30 22:21:26,142 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 22:21:26,142 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 22:21:26,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:26,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 22:21:26,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 22:21:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 22:21:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2018-12-30 22:21:26,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 22:21:26,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 22:21:26,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 22:21:26,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 22:21:26,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:26,403 INFO L87 Difference]: Start difference. First operand 2089 states and 2440 transitions. Second operand 4 states. [2018-12-30 22:21:30,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 22:21:30,252 INFO L93 Difference]: Finished difference Result 4035 states and 4734 transitions. [2018-12-30 22:21:30,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 22:21:30,253 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 300 [2018-12-30 22:21:30,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 22:21:30,254 INFO L225 Difference]: With dead ends: 4035 [2018-12-30 22:21:30,254 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 22:21:30,266 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 22:21:30,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 22:21:30,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 22:21:30,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 22:21:30,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 22:21:30,271 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 300 [2018-12-30 22:21:30,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 22:21:30,271 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 22:21:30,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 22:21:30,271 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 22:21:30,272 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 22:21:30,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 22:21:30,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 22:21:30,442 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 68 [2018-12-30 22:21:31,637 WARN L181 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 68 DAG size of output: 18 [2018-12-30 22:21:32,037 WARN L181 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 18 [2018-12-30 22:21:32,064 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-30 22:21:32,065 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2018-12-30 22:21:32,066 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,067 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,070 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,070 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,070 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,071 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-30 22:21:32,071 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-30 22:21:32,071 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-30 22:21:32,071 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,072 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,075 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,075 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,075 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,075 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-30 22:21:32,076 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-30 22:21:32,076 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-30 22:21:32,077 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-30 22:21:32,077 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-30 22:21:32,077 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-30 22:21:32,078 INFO L444 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7)))) (or (and .cse0 (= ~a10~0 2)) (= ~a10~0 1) (and .cse1 .cse0) (and .cse1 (= ~a10~0 0)))) [2018-12-30 22:21:32,078 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-30 22:21:32,078 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-30 22:21:32,078 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-30 22:21:32,078 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-30 22:21:32,079 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-30 22:21:32,080 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L451 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,082 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-30 22:21:32,083 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-30 22:21:32,084 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-30 22:21:32,085 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-30 22:21:32,086 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7)))) (or (and .cse0 (= ~a10~0 2)) (= ~a10~0 1) (and .cse1 .cse0) (and .cse1 (= ~a10~0 0)))) [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,087 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,091 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-30 22:21:32,091 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-30 22:21:32,091 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-30 22:21:32,092 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-30 22:21:32,093 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,094 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 22:21:32,095 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,096 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-30 22:21:32,097 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-30 22:21:32,098 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-30 22:21:32,099 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-30 22:21:32,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 10:21:32 BoogieIcfgContainer [2018-12-30 22:21:32,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 22:21:32,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 22:21:32,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 22:21:32,127 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 22:21:32,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 10:21:11" (3/4) ... [2018-12-30 22:21:32,131 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 22:21:32,152 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 22:21:32,154 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 22:21:32,351 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 22:21:32,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 22:21:32,353 INFO L168 Benchmark]: Toolchain (without parser) took 25107.53 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 390.6 MB). Free memory was 947.3 MB in the beginning and 1.3 GB in the end (delta: -356.9 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,353 INFO L168 Benchmark]: CDTParser took 0.17 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 22:21:32,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.70 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,355 INFO L168 Benchmark]: Boogie Preprocessor took 100.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 22:21:32,357 INFO L168 Benchmark]: RCFGBuilder took 3356.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 113.3 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,357 INFO L168 Benchmark]: TraceAbstraction took 20555.01 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -307.2 MB). Peak memory consumption was 363.3 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,358 INFO L168 Benchmark]: Witness Printer took 225.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2018-12-30 22:21:32,361 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 658.70 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 204.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3356.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 113.3 MB). Peak memory consumption was 113.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20555.01 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -307.2 MB). Peak memory consumption was 363.3 MB. Max. memory is 11.5 GB. * Witness Printer took 225.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((!(a19 == 10) && a10 == 2) || a10 == 1) || (!(a19 == 7) && !(a19 == 10))) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((!(a19 == 10) && a10 == 2) || a10 == 1) || (!(a19 == 7) && !(a19 == 10))) || (!(a19 == 7) && a10 == 0) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. SAFE Result, 20.4s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 15.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 554 SDtfs, 1802 SDslu, 68 SDs, 0 SdLazy, 4702 SolverSat, 931 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2089occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 814 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 1616 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1221 NumberOfCodeBlocks, 1221 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1214 ConstructedInterpolants, 0 QuantifiedInterpolants, 556053 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 911/911 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...